Even ordinary telescopes have a way of acting less ordinary when there comes a comet that will never be seen again. The ...

Recently discovered interstellar comet 3I/ATLAS have been captured using the European Southern Observatory's Very Large ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Comet inset image - ...

I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star.

The interstellar comet 3I/ATLAS makes its closest approach to Earth early Friday. Scientists have tracked the object since its July discovery and confirmed it is a comet, despite online speculation ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

(CNN) — An interstellar comet first spotted passing through our solar system in July is beginning its departure from our corner of the universe — but first it will fly by Earth, and scientists are ...

Inside, an array of optical telescopes, operated by members of China's 42nd Antarctic expedition team, begins its nightly vigil. These instruments represent China's "eyes on the sky" at the Earth's ...

The protostar is launching the longest outburst ever seen at 32 light-years long.