During the weekend, the orbits of Earth and Saturn will combine to create an interplanetary optical illusion for anyone with ...

Ice grains from Enceladus reveal the richest mix of organics yet, offering the strongest clues that the moon’s hidden ocean ...

In a groundbreaking study, NASA’s Cassini mission reveals new discoveries about the organic chemistry on Enceladus, one of ...

THE comparison between water and lava might seem absurd at first glance, as one is essential for life while the other is a ...

Researchers discover giant spider ‘Megacity’ in cave on Albania-Greece border Russia and China’s satellite moves put Germany ...

When ultraviolet light hits ice—whether in Earth's polar regions or on distant planets—it triggers a cascade of chemical ...

The inner planets Mercury and Venus will both be visible in the east-southeast sky before sunrise on Tuesday, Nov. 25.