By chance, NASA Europa Clipper captured interstellar comet 3I/ATLAS in ultraviolet light as it sped past Earth, revealing hidden gases and offering a rare preview before its Jupiter encounter ahead.

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

Nasa released the images of Comet 3I/ATLAS on Wednesday, an interstellar object that briefly disappeared from public view, fuelling online speculation about alien technology. Multiple Nasa spacecraft ...

When a thunderstorm recently lit up the night sky, cameras captured towering red shapes that looked uncannily like glowing jellyfish hanging above the clouds. The images raced across social media, and ...

The United Nations’ International Asteroid Warning Network (IAWN) has activated a broad campaign, rallying support from Nasa ...