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Questions tagged [military]

Questions regarding systems of or relating to armed forces.

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What military forces provided Space Shuttle search and rescue?

The Space Shuttle had various ways to abort a mission. These included shutting down on the launchpad before the SRBs ignited (RSLS), turning around to land at a runway near the launch site (RTLS), ...
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How far is Cape Canaveral from Kennedy Space Center, administratively and programmatically?

Answers to a similar-sounding question What is the difference between Cape Canaveral and Kennedy Space Center? deal mostly with history and geography. In the question Which has been the most ...
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Is it correct that the US wants to form a new branch in the US Military as US Space Force?

I read in the news sometimes ago that Mike Pence proposed to form a new division in the US military as US Space Force. So I want know how it could be possible cause the space is not necessarily a ...
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Do military rockets use the same fuels as their civilian versions?

Some rocket families have been used for both military and civilian purposes (e.g. Atlas). Do the military versions use the same fuel as their civilian counterparts?
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Does (or has) the US military launch anything besides weapons and weapons tests into space themselves?

Discussion below this question has lead to this question. I'd like to know if the US military has in the past, or still does, launch non-weapon payloads into orbit themselves. (Orbit, as opposed to ...
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How would the US military switch to re-usable rockets?

The Ars Technica article After 25 years, military told to move from “expendable” to “reusable” rockets gives me pause. The military rockets I'm aware of generally explode at end of mission by design (...
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1answer
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What is the Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) Augmented Geosynchronous Laboratory Experiment satellite?

The Spaceflight Now article Multi-satellite payload hoisted into high-altitude orbit by Atlas 5 rocket includes the passage: The lower passenger is the Evolved Expendable Launch Vehicle (EELV) ...
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Is kinetic bombardment from NEO fragments now practical with current technonology?

Everything I know about orbital mechanics I know from Kerbal Space Program, so this may be a dumb question. Using (possibly wrong) math, it looks like that even for the lowest delta-v (to Earth) ...
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Could you launch rocks from the Moon to hit Earth?

In the Robert A. Heinlein novel, The Moon is a Harsh Mistress, the plot famously revolves around sending rocks from the Moon to Earth, launched via electromagnetic rail gun and the impacts looked like ...
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Would laser and beamed energy anti satellite weapons cause much space debris?

Laser and other beamed energy weapons, in orbit or from Earth, could potentially make their targets malfunction from overheating and perhaps even partial melting. Would this be a way of space warfare ...
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1answer
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How to decide if the rocket most recently tested by North Korean is classified as long-range or medium-range launch?

The Reuters article Russia, U.S. duel at U.N. over whether North Korea fired long-range missile describes some ongoing United Nations Security Council discussion related to the classification of the ...
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How fast is “Fast Space”?

The Ars Technica article SpaceX, Blue Origin have opened a “window of opportunity” for US Air Force links to an evocatively written Air University report titled: Fast Space: Leveraging Ultra Low-Cost ...
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1answer
545 views

Have spaceships been tested to withstand bullets?

This answer on Worldbuilding (to "How to solve the old 'gun on a spaceship' problem?") posits that ISS can easily withstand a bullet fired from a handgun Our current micrometeorite shielding can ...
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How are military satellites with (apparently) classified TLEs still showing up on sat map websites?

As I first noted in this comment I couldn't get TLEs for the recently launched OFEQ-11 spy satellites from space-track.com. When I looked at Search Resuls: OFEQ 11 Satellite details 2016-056A NORAD ...
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1answer
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The strange orbit of Ofeq 11 - how does it (actually) do this?

I assume the retrograde orbit ($\theta_{inc}=142°$) is a side-effect of geography - ocean overfly access only lies West of the secured launch site - this article in Spaceflight 101 makes several ...
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Why Was DARPA's Orbital Express Refueling Program Discontinued?

From 2006-2008 DARPA ran a program called Orbital Express(wikipedia link) which was "a safe and cost-effective approach to autonomously service satellites in orbit." The program had several goals: ...
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Was it a “Soviet military satellite not in any of the catalogs?”

I can't connect to the Tass news item directly http://tass.com/science/896683 but on a SETI page an item dated August 31, 2016 says: An article that quotes the Russian news agency TASS is ...
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101 views

How is decided the winner for US military satellites launch contracts and what criteria are necessary to be completed for these contracts?

SpaceX and ULA are the only two companies currently authorized to launch US national security payloads. These two companies will compete with each other to win the contracts for national military ...
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322 views

Intercepting another satellite

Given the orbital elements of two satellites and the delta-V capabilities of one of the satellites, how can you calculate the maneuvers required to have the earliest possible interception? For ...
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1answer
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Examples of short satellite durations?

In the past I (think) I've read of artificial satellites which are designed to go into orbit quickly to deal with a short term need for observation of some type. I'm now struggling to find a ...
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2answers
526 views

Why isn't Project Orion the new space race?

With a huge robust ship you could go get an ice-teroid. With effectively unlimited reaction mass, finely balanced trajectories become unnecessary and launch windows a thing of the past. A pulsed ...
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1answer
498 views

What could the X-37 be useful for?

While U.S. Air Force doesn't disclose the tasks and roles for the X-37 Orbital Test Vehicle class spacecrafts, there are many things known about the vessel, such as its delta-v budget, its cargo bay ...
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What was the lifetime of the debris from the US Anti-satellite exercise for USA-193?

The United States shot down a satellite (USA-193) in low Earth orbit, with Hydrazine on board, to prevent a toxic disaster. They did it at low altitude to prevent long lived debris. Was such a ...
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Was Hubble really related to spy satellites?

Around the launch of the Hubble Space Telescope, I remember comments in the media that the Hubble may be related to certain espionage satellites. The Hubble was designed and built around the time that ...
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How will the Air Force decision to discontinue the space fence due to sequestration affect contractors?

Recently, Air Force Space Command indicated that the space fence will be discontinued on October 1.[source] Due to resource constraints caused by sequestration, Air Force Space Command officials ...
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Would it actually be feasible to drop a nuclear bomb from a satellite?

During the Cold War, one of the main reasons for space exploration was military/propaganda purposes. One of the things that the US was worried about was the prospect of a nuclear bomb being dropped ...
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Did the Space Shuttle have “military uses”?

In an interview with Oleg Kotov, a Russian cosmonaut, he makes an ambiguous statement on the military uses of the Space Shuttle: New Scientist: After the cold war, why didn't Russia maintain its ...