Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

At times, the sun ejects energetic material into space, which can have consequences for space-based and even ground-based ...

NASA’s Pandora satellite has launched aboard SpaceX’s Falcon 9 rocket to study alien planet atmospheres, helping scientists ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Among other things, the James Webb Space Telescope is designed to get us closer to finding habitable worlds around faraway ...

Solar storms, known as coronal mass ejections (CME), are surprisingly common. When detected in the vicinity of Earth, some ...

New photos show off NASA's newly constructed Roman Space Telescope, which will soon help researchers unravel the mysteries of ...

Envision, which began construction in 2025, will map the atmosphere and geology of Earth's closest neighbor, the fiery Venus.

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...