Mars will appear to make an ultraclose approach to the moon on Sunday, after Jupiter had a turn earlier this week. Here's how ...

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

A recent multi-institutional study spearheaded by NASA has revealed the most volcanic place we know of. The planet, coined L ...

Explore the impact of stellar flares on the potential for alien life. Discover how higher levels of UV radiation can both ...

Its cosmic corsage tells a story of death and rebirth. Within a few million years — a blink of an eye in the universe’s life — the gas and dust will either become budding young stars and planetary ...

Staring up at the night sky, you might see thousands of stars sprinkled above the horizon. It feels as though you can see so ...

That bodes poorly for the existence of long-term life on exoplanets orbiting red dwarfs, which also happen to be the most plentiful type of star. But if that planet hosted a huge ocean ...