WASHINGTON — NASA expects to spend up to $1.5 billion to support at least two companies to demonstrate crew-tended space stations as part of the agency’s revised approach to transition from the ...

The new system will provide conjunction data messages “for approximately 1,000 space objects six times a day” during phase 1.0. The Commerce Department announced on Monday that it has begun to beta ...

The U.S. Space Force has issued a request for proposals to initiate the first on-ramp process to procure Lane 1 launch services as part of the National Security Space Launch program’s third phase.

The U.S. Space Force has awarded two task orders worth $733.6 million combined to SpaceX to provide Lane 1 launch services as part of the third phase of the National Security Space Launch program. The ...

The U.S. Space Force is looking for advanced tech for space-based interceptors that can intercept ballistic missiles during their boost phase. Shown here, a view of Earth from the space shuttle ...

3D spatial tomography estimates the 3D structure of a subject from images taken from multiple directions. On the other hand, newly developed phase-space tomography estimates the plasma phase-space ...