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

Comet C/2025 R2 (SWAN)'s backdrop is dominated by the Eagle Nebula — a vast cosmic structure of dust and hydrogen-rich gas ...

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 ...

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

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

Dust devils on Mars form when air near the warm surface heats up and rises through cooler surrounding air, causing nearby air ...

"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 ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth.

Using the James Webb Space Telescope, a team of international researchers have discovered chemical fingerprints of gigantic ...

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