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 ...

"It's like a game of billiards around the solar system, flying by a couple of planets at just the right angle and timing to ...

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

A new study conducted using existing data on Mars points to ferrihydrite, a substance that forms in the presence of water, ...

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

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 ...

A new study in the journal Nature Communications reveals that Mars is red for very much the same reason it may have once been ...

Two Mars gravity assists are expected, and NASA astronauts Suni Williams and Butch Wilmore are finally set to come home from an extended stay on the International Space Station. Here are five space ...

Vincent Chevrier, associate research professor at the University of Arkansas Center for Space and Planetary Sciences, is part ...

With the stresses on planet Earth in the headlines, at work and your day-to-day life, do you need a reminder that we’re just a speck on a dot in the endless vacuum of space? If so, ...