Questions tagged [falcon-heavy]

SpaceX's heavy lift launcher, based on the Falcon 9, using two strap-on boosters with a center core.

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6answers
25k views

Can I drive Elon Musk's Tesla after it's been in space for 100 Years?

We know that the the payload of the maiden Falcon Heavy flight will be... Elon Musks's Tesla Which will be placed in "Mars Orbit" Assuming it is serviced and road ready when launched with the keys in ...
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3answers
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Current speed of Tesla Roadster which is moving toward the Asteroid Belt?

I am just wondering at what speed does Tesla Roadster is currently travelling toward the Asteroid Belt (Relative to Earth)?
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3answers
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Will the Tesla Roadster return any telemetry?

Is there any equipment fitted to the Tesla Roadster to send signals back to Earth, even for a short time after launch?
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6answers
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Is the SpaceX Falcon Heavy payload (a Tesla car) space junk?

Yesterday SpaceX succeeded in the first Falcon Heavy launch, but the payload, a Tesla car has no real useful purpose (except for company prestige). Thus, can it be considered as space junk ? How long ...
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2answers
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On the Falcon Heavy, why are the side boosters using Ti Grid fins, but not the center core?

Elon Musk showed a picture of the almost ready to fly Falcon Heavy in the HIF (Horizontal Integration Facility, aka rocket barn). You can see the darker, larger grid fins on the side cores, and the ...
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2answers
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What would the challenges be in developing a Falcon Heavy with three or four strap-on boosters?

Falcon Heavy has a standard Falcon 9 Full Thrust (FT) rocket core with two strap-on boosters derived from the Falcon 9 FT first stage. What about a heavier Falcon Heavy with four strap-on boosters (or ...
6
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1answer
720 views

Ballpark comparison of a hypothetical Falcon 'Quad' Heavy with cross feeds

This engineering question got me wondering. If cross feed technology were sufficiently developed, and stresses could be managed (these are big if's, and there are more I'm sure), how would these ...
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3answers
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What missions could be done with Orion on Falcon Heavy?

Orion is being developed in tandem with the SLS. But Falcon Heavy is scheduled to fly earlier, early 2015, and be cheaper. So I wonder what kind of missions Orion could do with FH. Could it for ...
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5answers
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Why doesn't Tesla's Roadster melt in space?

Tesla's Roadster is somewhere above us taking sunlight directly part of the time, then very cold on the next half of the orbit. Or when it rolls, one side gets hot, the other is cold. Why don't the ...
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2answers
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How close will the Tesla Roadster with Starman actually get to Mars?

I know the long term outlook is quite difficult to say, but how close will the Tesla Roadster actually get to Mars on it's first orbit around the Sun?
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Has any payload been as silly, as the Falcon Heavy's Tesla Roadster?

Seemingly as a joke, Elon Musk suggested in a tweet that the first payload of Falcon Heavy demo flight would be his Midnight Cherry Tesla Roadster. The first payload of Falcon 9 with a Dragon test ...
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1answer
252 views

What barge height limit warning sign is Scott Manley describing? (Falcon Heavy core fell into ocean)

In the beginning of Scott Manley's new video The First Commercial Lunar Spacecraft - 20 Years before Israel & Beresheet he takes a moment to talk about recent Falcon Heavy core falling off the ...
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1answer
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Falcon 9 design: Why is the cargo fairing so much wider than the lower parts?

Why does the cargo fairing have a much larger diameter than the lower part of the rocket? Of course a larger diameter lets thicker payloads fit. But then the first, inter, and second stage could have ...
17
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3answers
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Why is there so little price difference between the Falcon 9 and the Falcon Heavy?

A Falcon 9 costs 61.2M dollars. A Falcon Heavy (1 Falcon 9 + 2 boosters) costs 85M dollars. That means 1 booster of the Falcon Heavy costs only 11.9M dollars. So, why does a Falcon 9 (9 Merlin 1D + ...
48
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1answer
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Is Starman wearing a seatbelt?

While staring at the live feed of a crash dummy in a convertible in outer space, I was wondering: Is this crash dummy following safety conventions and wearing a seat belt? I somehow doubt that it ...
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Starman what are all these little bits

I keep seeing all these little partials or bits flying all over the place, any idea what they are (circled in green). Here is one moving in front of the earth.
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2answers
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Can the Falcon Heavy handle deep space missions?

Can the Falcon Heavy rocket handle sending payloads past Jupiter like the Atlas V?
10
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1answer
813 views

No need for gravity assist with Falcon Heavy?

Elon Musk is quoted to have said, after the launch of Falcon Heavy, that «it can launch things direct to Pluto or beyond, no stop needed, don’t even need gravity assist or anything». Now, I am not an ...
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6answers
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What is “propulsive passivation” and why will the SpaceX STP-2 mission do it?

The Teslarati article SpaceX’s Falcon Heavy flies a complex mission for the Air Force in launch video discusses the upcoming third Falcon Heavy mission STP-2 and quotes the caption on the linked ...
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1answer
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How deep into space will the live feed from Starman remain active?

Assuming they keep it streaming for us to watch, at what distance will it no longer broadcast?
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How long will it take for Starman to complete one orbit of the sun?

I have seen that the original estimate to pass by Mars was about 6 months, but the current trajectory overshot Mars by quite a bit. How long until Starman and the Roadster return to complete their ...
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2answers
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How long would a Falcon Heavy last in orbit around Mars before degrading?

Elon Musk made another characteristic splash recently with his plan to launch a Falcon Heavy into orbit around Mars, with the bonus payload of his personal Tesla Roadster inside. Of course, it's an ...
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2answers
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What is Falcon heavy's payload capacity to Trans-Lunar Injection

According to the SpaceX website (http://www.spacex.com/falcon-heavy) the falcon Heavy can carry 16.8 tons to Trans Mars Injection (TMI) and 26.7 tons to Geostationary Transfer Orbit (GTO). How much ...
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3answers
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How can Elon Musk's Tesla actually reach Mars orbit?

So the payload of the maiden Falcon Heavy flight will be... Elon Musks's Tesla This is one part publicity stunt (it's going to be playing David Bowie's Space Oddity, if for nothing more than the ...
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9answers
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Was the side booster footage from the same camera during the Falcon Heavy test flight stream?

Chat has once again led me to ask a question. Geoffc suggest that the "two bottom feeds were from the same camera" as they aimed at the same landing site. I then started to collect some images to see ...
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How many SpaceX Starlink Internet-service satellites could be deployed in a single Falcon 9 launch? Falcon Heavy? BFR?

The mass of the two test satellites being launched this month is 400 kg, but I don't believe that includes the antennae and the structure to hold and release them. Is total mass the only constraint or ...
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Why is the first launch of Falcon Heavy sending a car instead of something useful?

The first launch of the new Falcon Heavy will be sending up a Tesla Roadster owned by Elon Musk as its payload instead of something more useful. Why spend all that money and effort sending up a car? ...
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1answer
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Could a Falcon Heavy really put six GPS Block III satellites in orbit at the same time?

This answer says: GPS Block III satellites are being launched to replace failed or aging Block II satellites, which doesn't require launching more than one at a time. A Falcon Heavy could fill up ...
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If Starman is heading to Mars, why is he still spinning so we see the earth?

If Starman is heading to Mars, why is he still spinning so we see the earth? Shouldn't he always be pointing away from the earth?
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2answers
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Did the fairings from the Falcon Heavy test flight get recovered?

According to the flight plan that Elon Musk posted on Twitter, there's a section listed as 'Fairing Recovery', was this section successful? Did the Fairings get recovered?
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1answer
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Why did the Falcon Heavy center core fall off the ASDS OCISLY barge?

On the second flight of the Falcon Heavy, they successfully landed the side cores at LZ-1 and LZ-2, and the center core downrange on the ASDS Of Course I Still Love You. Reports have come in that ...
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1answer
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How much payload can Falcon Heavy Reusable lift?

I can only find figures for the Expendable configuration - 63.8 metric tons. The Wikipedia article says The partially reusable Falcon Heavy falls into the heavy-lift range of launch systems, ...
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0answers
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Could the Starman/Roadster spacecraft have targeted a well defined heliocentric orbit if it had wanted to?

Does the FH upper stage have things like inertial guidance, star cameras, GPS/GNSS, and/or other helpful equipment that would have allowed it to do careful thrust vectoring during the 3rd and final ...
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2answers
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How long will it take Elon Musk's roadster to become the fastest ever car?

In chat, site moderator PearsonArtPhoto raised an interesting question after I'd pointed out that watching this launch could be disguised as watching "A car go faster than any car has gone before." ...
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How do I find out how far Falcon Heavy's Starman is from earth right now?

I cannot find out how far from earth Starman of the Falcon Heavy is right now, or at any time for that matter. How would I find the distance?
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1answer
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How many times did Starman orbit the Earth pre-third burn

Starman was in a 6 hour holding orbit before the injection burn to Mars (Assuming that happens at the 6 hour mark). This was done to test the capability to put a satellite directly in GEO orbit. Did ...
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2answers
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If the SpaceX drone ship's camera feed gets disrupted every landing, why cant they throw the antennae off the ship on a buoy for better reception?

They mentioned on the live stream that this is because of the shaking antennae. It has also been discussed on here before why this happens: Why does the video feed always fail during Falcon 9 ...
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3answers
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Is it possible the Falcon Heavy Demo flight could be done with three previously flown boosters?

Thanks to their now recently official reusability capability, and after looking at the SpaceX flight manifest that showcases at least five new v1.1 FT before the Demo, it made me ponder: By the time ...
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1answer
491 views

Are Falcon Heavy's side boosters aerodynamically detached?

During SpaceX Falcon Heavy test launch live stream, it's been said, just after boosters engines cutoff, the pneumatic separation system on the centre core will unlock the two side boosters and ...
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1answer
702 views

What is used to connect the side boosters to the first stage?

For example, on the Falcon Heavy, the two side cores detached from the first stage but how are they attached and what mechanism is used to detach them?
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What is the point of launching EM-1 on DIVH/F9H?

EM-1 was originally a full-up test of the SLS block 1B: Orion, ICPS (a modified 5-meter Delta cryogenic second stage), and the first stage/SRBs. NASA administrator Bridenstine’s statement on 3/13/...
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Is the Falcon Heavy as loud as the Space Shuttle or Saturn V?

Is the Falcon Heavy Rocket as loud as the older Saturn V and Space Shuttles? I have read that Saturn V and the Space Shuttle were within a few decibels of each other. The newer Shuttle was slightly ...
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2answers
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What all is included in the contraption around Star Man?

In the streaming video, we can see a mannequin sitting in a car. It is fairly evident there is more to it than that, the cameras are clearly on some sort of supporting arms extending from the car, ...
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Can someone explain to me what will cause Starman’s orbit to change to match the orbit that has been posted?

I have been watching Starman’s current location through the tracking that is being provided Falcon Heavy/Tesla 2018-017A. The current orbit shows Starman’s current apogee 6,957 km and with a ...
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1answer
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Can Falcon Heavy side boosters/center core be reused as Falcon 9s?

Since the Falcon Heavy is just essentially 3 Falcon 9s strapped together, would it be possible to reuse them as Falcon 9s with some modification?
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Could an Orion Spacecraft launch from a Falcon Heavy? [duplicate]

The cost of an SLS launch is significantly more expensive then a Falcon Heavy. Could an Orion spacecraft be mated to the Falcon Heavy to save launch costs?
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Why doesn't the Tesla Roadster's windscreen crack or break in space?

The car is on the sun side of space as seen by the lens flare. This means that the car will absorb high amounts of radiation, heating the car up to well over 250 degrees Celsius . A car windscreen ...
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1answer
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Estimate of how fast will the Starship/Super Heavy be moving 5 and 10 seconds after liftoff?

I am wanting to make a comparison of the expected initial seconds of the ascent of the Starship/Super Heavy compared to the similar time of the Saturn V ascent. If this chart (from a NASA space math ...
3
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1answer
318 views

Will Falcon Heavy center cores be block 5 or something else?

I've heard that Falcon Heavy will be using the new block 5 rockets for the two side boosters, but the center core has a different configuration than the side boosters. Is Elon planning on using ...
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2answers
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What are the perihelion and aphelion distances of the Falcon Heavy second stage?

What are the perihelion and aphelion of the Falcon Heavy second stage containing the Tesla after yesterday's mission?