The Virtual Telescope Project will be livestreaming the interstellar visitor 3I/ATLAS tonight at 11:15pm ET. The massive ...

Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked ...

The interstellar comet is zooming through the solar system, with astronomers across the world getting a fresh look at it.

Look low on the southwestern horizon at sunset on Nov. 12 for a chance to see swift Mercury close to the red light of Mars in ...

Catch the livestream of interstellar comet 3I/ATLAS moving away from the Sun tonight at 11:15 pm ET on YouTube's Virtual Telescope Project.

Discover how scientists are using Martian orbiters to track its path and what its mysterious radio signals reveal about its ...

Tianwen 1 has spotted the solar system's latest interstellar intruder from Mars orbit. China's Tianwen 1 Mars orbiter has ...

On Oct. 3, the comet came within about 18 million miles of the Red Planet. Both China's Tianwen-1 Mars Orbiter and NASA's ...

The James Webb Space Telescope may have discovered Population III stars, the universe's first generation of stars. They may ...

John Osburn worked on the Hubble Space Telescope as a subcontractor. Now, he owns a tree house that attracts people from ...

ESA improved predictions of interstellar comet 3I/ATLAS’s trajectory using ExoMars TGO data from Mars, achieving tenfold accuracy and enhancing future observations and planetary defence readiness.