Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels ...

The mysterious interstellar object 3I/ATLAS may be seeding the worlds of this solar system with the early stages of life, new ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Clocks tick faster on Mars than they do on Earth, in part because Mars experiences less gravitational pull from the Sun. Now scientists have calculated just how much faster -- 477 microseconds, on ...

A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority ...

NASA's Perseverance rover has for the first time helped scientists confirm that electrical sparks often ignite within ...

As humanity prepares to take its first steps on Mars, a comprehensive report released by the National Academies of Sciences, ...

NASA is stress-testing new Mars exploration tech in Earth's harshest deserts, revealing surprising insights into how future ...

A NASA rover that launched from Florida detected electrical sparks igniting within small dusty tornadoes whirling on Mars' ...

After a yearslong series of setbacks, NASA's Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...

NASA associate administrator Amit Kshatriya and associate administrator of NASA Science Dr. Nicky Fox explain that "all ...