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The asteroid Vesta is the second largest asteroid in our solar system. With a diameter of about 330 miles, it...

In the early solar system, terrestrial planets like Mercury, Venus, Earth and Mars are thought to have formed from planetesimals,...

As scientists prepare for crewed research missions to nearby planets and moons, they've identified a need for something beyond rovers...

NASA wants four people to test the limits of human isolation by placing them in a simulated Mars habitat for...

HASC approved a proposal by Rep. Mike Rogers (R-Ala.) to add $23.9 billion to the Pentagon’s $715 billion budget request...

JOHANNESBURG — German space agency DLR began accepting applications this week for institutional payloads to fly aboard a pair of...

TAMPA, Fla. — SpaceX has hit back at Amazon over its attempt to block amended plans for a second-generation Starlink...

HELSINKI — China is looking at ways of expanding its space exploration capabilities including through a vehicle similar in appearance...

The latest missive from lawmakers comes amid speculation that the sale of Aerojet to Lockheed Martin will be challenged by...

Small satellite propulsion has a critical role to play in keeping space sustainable. While in-orbit debris cleaners and other emerging...