The tenth day of the 18th annual Space Telescope Advent Calendar features an enormous cloud of gas and dust, illuminated by a ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

China and Brazil have begun building a joint laboratory for space technologies, Chinese state-owned defence electronics firm CETC said, deepening scientific ties as the two countries push ahead with a ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

Conventional telescopes are limited in detecting low-surface-brightness (LSB) structures, which are essential for studying ...

NASA has finished building the Nancy Grace Roman Space Telescope, completing assembly of the agency’s next flagship ...

The interstellar comet 3I/ATLAS is making its final pass, highly active after its Sun encounter. NASA and ESA release new ...

New images from ESA's Juice probe and Hubble reveal a rare double tail on interstellar comet 3I/ATLAS as it approaches Earth ...

Wonder Bound, the product of a collaboration between Johns Hopkins University, the Space Telescope Science Institute, and the ...

Due to the costs and duration of the Hubble project, NASA was under pressure. At the end of 1995, it released a photo that ...

Discovered in late June and confirmed as the third known interstellar object in July, 3I/ATLAS has raced through the inner ...