A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

NASA's James Webb Space Telescope has captured a unique image that revealed 44 individual stars in a galaxy 6.5 billion light ...

Welcome to this month’s edition of “What’s up in the sky?” February has a nice lineup of planets and some eye-catching ...

Neutron star "mountains" would be much more massive than any on Earth—so massive that gravity just from these mountains could produce small oscillations, or ripples, in the fabric of space and time.

By studying the fastest jet ever seen erupting from an infant star, astronomers have discovered that the mechanism that launches these jets also launch supermassive black hole jets.

Space can be a wondrous place ... The 20-second exposure streaks the city lights below and the stars above the thin layer of atmosphere glowing above the dimly-lit earth. Monday, January 27 ...

Private citizens and companies may one day begin to permanently settle outer space and celestial bodies. But if we don’t ...

Astronomers have traced two mysterious fast radio bursts from space to wildly different places, which suggests the phenomenon ...

Images: NASA These are the voyages of the space shuttle Enterprise, boldly renamed by former President Gerald Ford after a massive letter-writing campaign from Star Trek fans. In 1974 ...