If you missed the grand planetary alignment at the end of February, most of the planets aren't going anywhere. Mercury, Venus ...

Scientists found fossil-like traces in gypsum, suggesting ancient microbial life may have existed on Mars billions of years ago.

SpaceX CEO Elon Musk explained why he thinks asteroid could hit Earth at any time and that he wants humanity to find a 'second planet' ...

Learn how astronauts can lose bone density and how muscles can weaken. As we continue to explore space, NASA is looking into ...

The arrival of March’s spring nights reminds skywatchers to seize opportunities when they can, for, like so many things in ...

All the day and night sky highlights in March 2025, including a total lunar eclipse, and a deep partial solar eclipse, and a ...

Ground-penetrating radar data obtained by China's Zhurong rover has revealed buried beneath the Martian surface evidence of ...

Mars may have once had a vast, ice-free ocean, according to new evidence from China’s Zhurong rover. Using ground-penetrating ...

Asked what people should do if astronomers identified a “city-killer” asteroid on a collision course for the United States, ...

A total lunar eclipse occurs this month. Venus transitions from evening to morning, while Mars and Jupiter dominate the late ...

Venus lies bright but low, while Jupiter and Mars dominate. South America and the eastern Pacific Ocean get the best views of ...

Space flight presents significant health risks for astronauts, including radiation exposure, microgravity stress, and ...