NASA's DART: Redirecting an asteroid to protect Earth

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...
techtimes

NASA DART's Kinetic Impactor to Change Asteroid's Orbit—Autonomous Navigation Software to Assist the Technology

NASA's DART (Double Asteroid Redirection Test) would soon test its new kinetic impactor, which can change the orbit of an asteroid near the planet. A mosaic image of asteroid Eros at it's north pole, ...
Ars Technica

Orbital mechanics are hard—help me understand

I have kind of a mental disconnect when trying to understand how orbits work. I know, from doing a lot of reading, that a spacecraft in orbit around a body like Earth can increase its orbital height ...
SlashGear

SpinLaunch Kinetic Launch System Celebrates A Successful Test Flight

The thing that has been common for every satellite put into orbit in the history of spaceflight is that they've all used rockets. However, the need for rockets is changing with a company called ...
Forbes

This Startup Wants To Use A Hypersonic Catapult To Throw Satellites Directly Into Space By 2022

A secretive startup has been awarded a launch contract for the U.S. military using a rather novel launch system – based on kinetic energy technology that would essentially shoot satellites directly ...
Morning Overview on MSN

Could NASA actually push an asteroid off course in time?

Planetary defense has moved from science fiction to a live engineering problem, and the stakes could not be higher. The ...
The National Interest

NASA Wants to Knock an Asteroid Out of Orbit

Although it sounds like something out of science fiction, the NASA mission will attempt to hit an asteroid and alter its orbit in an evaluation of planetary defense. NASA is preparing for its first ...
BGR

NASA Will Test SpinLaunch's Suborbital Accelerator That Flings Satellites Into Orbit

One of the most exciting things about NASA signing on to test SpinLaunch's system is the number of possibilities that it unlocks for getting more satellites to space. Currently, getting new spacecraft ...
techtimes

SpinLaunch Receives New Funding to Push Its Technique for Sending Payload to Orbit

SpinLaunch has received new funding of $71 million, brings its overall funding to $150 million, according to TechCrunch. The company is known for its technique of sending payloads to orbit by using ...
C4ISRNET

America’s adversaries keep investing in weapons to take out satellites

America’s four greatest adversaries are investing in systems that can take out satellites on orbit, including funding laser systems, nuclear power and satellites that shadow American space vehicles.
C4ISRNET

The sneaky ways China and Russia could threaten US satellites

In this Dec. 12, 2012, file photo, a screen at the General Satellite Control and Command Center shows the moment North Korea's Unha-3 rocket is launched in Pyongyang, North Korea. (AP) WASHINGTON – ...