Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is hiding it from Earth When Comet 3I/ATLAS roared into the solar system this ...

Ground-based telescopes lost sight of the comet during its close approach, but solar observatories, including SOHO, STEREO-A, and NOAA's GOES-19 kept tracking it. NOAA's CCOR-1 instrument captured a ...

"The reason for 3I’s rapid brightening, which far exceeds the brightening rate of most Oort cloud comets at similar distances, remains unclear." The interstellar invader Comet 3I/ATLAS is continuing ...

Sergey Ryzhikov and Alexey Zubritsky logged another 6 hours and 54 minutes outside the International Space Station today (Oct. 28). Two Russian cosmonauts completed their second spacewalk together, ...

Laura Nicole Driessen is an ambassador for the Orbit Centre of Imagination at the Rise and Shine Kindergarten, in Sydney's Inner West. On October 29, Comet 3I/ATLAS reached its closest point to the ...

The scientists have verified the presence of 3I/ATLAS, a space object which is believed to have come outside our Solar System. It is the third object of the kind to have been detected. Researchers are ...

NASA astronauts Josh Cassada and Frank Rubio installed a roll-out solar array outside the International Space Station. Credit: NASA Judge says Greenpeace must pay $345 million in pipeline lawsuit, ...

New images reveal the Manhattan-sized interstellar object 3I/ATLAS has started to sport a tail, indicating that it could possibly be a “maneuvering” alien craft, one Harvard scientist suggested. After ...

Jason Chun is a CNET writer covering a range of topics in tech, home, wellness, finance and streaming services. He is passionate about language and technology, and has been an avid writer/reader of ...

Two Russian cosmonauts completed their second spacewalk together, installing experiments and performing maintenance on the exterior of the International Space Station. Expedition 73 commander Sergey ...

An ancient comet discovered in our solar system this summer is offering a rare opportunity to learn more about distant planetary systems far beyond the reach of any spacecraft, researchers say. The ...

The 19-kilometre-wide interstellar object dubbed 3I/ATLAS, first discovered by the ATLAS telescope system in Hawaii on July 1, has left scientists puzzled since it was first spotted. 3I/ATLAS is ...