Interstellar Comet 3I/ATLAS makes its closest Earth pass early on Dec. 19. Here's what astronomers know about its origin and ...

The interstellar comet 3I/ATLAS makes its closest approach to Earth early Friday. Scientists have tracked the object since ...

The interstellar comet 3I/ATLAS is reportedly scheduled to make its closest approach to Earth in the early hours on Friday, ...

NASA’s DiskSat launched into low Earth orbit early Thursday morning from the company’s Launch Complex 2 on Wallops Island, ...

According to NASA, 3I/ATLAS has an icy nucleus and a coma, which is a bright cloud of gas and dust that surrounds the comet ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth early on Friday, Dec. 19. While it won't come close enough to pose any risk to our planet, astronomers have calculated the precise ...

The Ursids peak Sunday night into Monday morning and will be visible until Dec. 26 from the Northern Hemisphere. Skygazers ...

On Thursday (Dec. 18), President Donald Trump issued an executive order entitled "Ensuring American Space Superiority." ...

Astronomers have repeatedly observed events near a distant star that mirror processes from the early solar system’s ...

In 2008, astronomers detected an unexplained bright object located 25 light-years from Earth in the Piscis Austrinus ...

Climate shocks from volcanic eruptions may have played a key role in triggering the Black Death plague by disrupting harvests ...

Flying edge-on, the satellite’s pancake shape will minimize aerodynamic drag as the DiskSats encounter thicker air below 250 ...