Lineups of four or five planets occur every few years, according to NASA. In late August 2025, four planets will be visible ...

NASA and its partners have successfully tested a nuclear thermal propulsion (NTP) fuel that could revolutionize deep-space ...

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 ...

Mars’s red dust may contain ferrihydrite, an iron mineral that forms in water. This suggests ancient Mars had water for ...

According to NASA, multi-planet lineups are visible "every few years," but a seven-planet alignment is particularly uncommon, as each planet's orbit varies, with some moving more quickly and Mercury, ...

The fundamental question of why Mars is red has been considered for hundreds if not for thousands of years,” Adam Valantinas, a postdoctoral fellow at Brown University, declared.

February ends with a treat for sky-gazers: a parade of seven planets across the night sky, including Mercury, Uranus and ...

Seven planets will align in a rare "parade" on Friday, Feb. 28, 2025. Here's tips to get the best viewing possible.

Seen as showing promising potential in future Mars science work, the UAV can take off at any time, traverse obstacles, and ...

Researchers are creating advanced simulations that will provide a deeper understanding of Mars's climatic history and help to ...

The north pole of Mars is slowly sinking under the weight of an ice cap that only formed within the past few million years. And, in the process, it's telling us something about what the planet's ...