China's Einstein Probe (EP) astronomical satellite has captured an X-ray flash from a rare and elusive binary star system, ...

"Fasten Your Space Belts" could be part of a spaceflight one-two punch today. SpaceX plans to launch yet another batch of its Starlink internet satellites today, during a nearly 3.5-hour window that ...

Galaxies, planets, black holes: to most people, everything about our Universe sounds and feels enormous. But while it's true ...

An international team of engineers and space scientists has used a variety of assumptions, techniques, and math principles to ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ...