Blue Origin is pausing suborbital flights on its New Shepard rocket from West Texas to focus on its "human lunar capabilities ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of ...

Astronomers may have discovered a new Earth-sized exoplanet orbiting a Sunlike star just 146 light-years away. Before you ...

Dream Chaser is finally ready for launch after more than a decade of development. Sierra Space has moved the Tenacity cargo space plane and its Shooting Star module into final testing at NASA’s Neil ...

The atmospheric carbon dioxide was thought to be the result of the oxidation of oxygen molecules in the exosphere. As a ...

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

A new discovery suggests the possibility of an exomoon with an unprecedentedly large mass, thousands of times larger than any ...

The sensors used to listen for earthquakes could help protect people from the hazards created by falling spacecraft.

"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring ...

In astronomy, an occultation is when a celestial body or object — like the moon or a planet — passes in front of a distant celestial body or object — such as a star or other solar system body — and ...

Harvard astrophysicist Avi Loeb identifies 18 anomalies of interstellar object 3I/ATLAS, raising questions about whether it ...

Avi Loeb famously dubbed the October 27 perihelion event of 3I/ATLAS as a possible black swan event that would render all our ...