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Questions tagged [electron]

Electron is a small, two-stage, orbital launch vehicle developed by the New Zealand & United States company RocketLab. Developed almost entirely out of carbon-fibre composites, it has nine Rutherford engines on its first stage, and a single Rutherford engine on its second stage, and can take 150kg to a 500km sun-synchronous orbit.

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152 views

Why does the Electron rocket throw sparks; especially at SECO?

The RocketLab YouTube video STP-27RD Launch - 05/05/2019 shows the exhaust plume from the second stage engine evolve as the atmospheric pressure drops. During this time there are frequent outbursts of ...
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Could OneWeb's satellites be launched on Electron rockets?

OneWeb's satellites weigh about 150 kg each, which is within the range of the Electron rocket. However I am not sure about the target orbit(s). Technically speaking, could OneWeb launch its satellite ...
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All dressed up and no place to go; who will be Stratolauncher's aircraft-launched rocket?

According to the Verge's Stratolaunch is scaling back operations following the death of co-founder Paul Allen, development of planned rocket has been paused. Does that leave the Scaled Composites ...
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Are the ejected first stage Electron rocket batteries really incinerated?

This answer reminded me that the Electron rocket drops one of it's batteries when it is mostly spent. We might call that "micro-staging". This answer quotes Spaceflight 101: With a low auto-...
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Rocket flywheel instead of battery/generator (crazy idea)?

The Electron rocket is launched using a battery instead of generator... I saw some video about research into using flywheels for energy grid buffer storage, I think that they could reach higher ...
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How does the camera make the exhaust of the Electron's RP-1/LOX exhaust transparent?

In this 20-Nov-2018 Tweet from Rocket Labs XXX Peter Beck there is an image of the nine Rutherford engines of an Electron rocket burning. What is unusual is that the exhaust is luminescent but at the ...
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97 views

Payloads and orbits Virgin Galactic's Launcher 1 can provide, comparison to Electron?

What type of payload and orbit will Virgin Galactic's Launcher-1 be used for? How does it compare to Rocket Labs' Electron in terms of capacity an types of orbits accessible (inclination, altitude)? ...
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What's the sudden pitching of Rocket Lab's It's Business Time launch at separation?

In today's Rocket Lab launch of the It's Business Time mission, there was a substantial and swift change in attitude upon stage separation. It looks scary. I understand that The first stage of a ...
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Air-launching an Electron-like LOX-based rocket from a plane; technical challenges?

@GremlinWranger's answer and comments to the question Is it coincidence that the Electron has very similar dimensions to the Pegasus? motivates my asking for the technical challenges to air-launching ...
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1answer
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Is it coincidence that the Electron has very similar dimensions to the Pegasus?

Orbital ATK Pegasus: 16.9 m × 1.27 m RocketLab Electron: 17 m × 1.2 m Apart from that, the two rockets are very different: the Pegasus is a solid-fuel, air-launched rocket with a mass of 18.5 t and ...
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Nozzle skirt in the second stage of Rocketlab's Electron [duplicate]

As we can see, in the first stage of Rocketlab's Electron the nozzles have small nozzle exit area. Source (all) But for second stage why are they using nozzle skirt/ extension with huge exit area?
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Do rocket labs store propellants at higher pressure than the other rockets?

It is known that the Rutherford engines run on an electric pump-fed cycle. There must be a trade-off between the tank pressure of the electron rocket and battery capacity, for batteries are dead ...
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Debris breaking away from Electron rocket [duplicate]

In this youtube video of Rocket Lab's Electron rocket launch we can see some debris breaking from the rocket. Besides the ice, there seems to be some sort of a black square-ish structure to the left ...
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Why put both Orbex and Rocket Labs on adjacent launch pads in Scotland?

update: There's some recent and potentially helpful information in NASA Spacefligh: UK Spaceport at Sutherland enters public consultation phase I've just read Jonathan Amos' article in the BBC News ...
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1answer
445 views

Why does Rocket Lab plan to deploy first, circularize later?

According to the recent Spaceflight Now article Rocket Lab updates launch window for first commercial mission: The Irvine01 and NABEO payloads will join two CubeSats for Spire Global, and one ...
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Is it possible to develop a small orbital rocket, like RocketLab's Electron, for a weapons delivery system?

Now that Rocket Labs has proven that orbit is well within the range of small nations and medium-sized companies, I have to wonder about the strategic implications. AFAIK the Electron rocket has an ...
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What was ejected from RocketLab's Electron launch vehicle at T+6:25 during stage two burn?

For those that watched the second launch of RocketLab's Electron launch vehicle, out of Mahia Peninsula, New Zealand on 21 January 2018; in which the vehicle successfully made it to orbit for the ...
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What is efficiency improvement in Rutherford rocket engine?

Wikipedia article on Rutherford rocket engine states that it uses electric pump feed cycle and: The pumps (one for the fuel and one for the oxidizer) in electric pump feed engines are driven by ...
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What are the two very large “blue” cylinders attaching to the combustion chamber of each Rutherford Engine?

The NASA Spaceflight article Rocket Lab’s Electron rocket set for inaugural flight from New Zealand mentions the upcoming opening of a 10 day launch window: Rocket Lab, a U.S.-based launch service ...