Small but mighty, the red planet — our celestial neighbor — has made Earth’s climate what it is today. Mars’ gravitational ...

“The closer it is to the sun, the more a planet becomes dominated by the sun’s gravity,” Kane said. “Because Mars is farther ...

The interstellar object, 3I/ATLAS, was first discovered in July 2025, and made its closest approach to the sun (perihelion) ...

Spacecraft orbiting the Red Planet have helped researchers map out an ancient coastline that surrounded a large ocean ...

When an interstellar comet goes behind the Sun from the Earth’s perspective, science does not hit pause it relocates. In the ...

January doesn’t skimp on cosmic sightseeing. The month begins with a vibrant supermoon, continues with the year’s best Jupiter view, and ends with multiple moon-planet conjunctions. Aurora activity ...

A Mars spacecraft launched from Cape Canaveral, Florida, has been AWOL. But NASA hasn't given up hope of restoring contact ...

Mercury will conjunct Mars in Capricorn on Jan. 18, setting the stage for a solid plan of action that's built on a steady ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

The space rock, known as "2026 AJ" and 40 feet in diameter, is hurtling toward our planet at around 20,500 miles per hour.