NASA has discovered the third known interstellar object to pass through our solar system, but the icy snowball object poses ...

Thomas Mulligan details NASA’s plans to discover life beyond Earth by the year 2030.

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

Since Kepler's laws of motion dictate that celestial bodies orbit more slowly when farther from the sun, we are now moving at ...

Maj. Nichole Ayers spoke with Denver7's Ryan Fish from the International Space Station, talking about her mission, her ...