Observations revealed ongoing fireworks featuring short bursts and longer flares. Imagine solar flares, but magnified to an ...

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

Mars, Venus, Jupiter, Saturn and Mercury will shine bright enough for the naked eye to see, and you can catch glimpses of Uranus and Neptune with binoculars or a telescope.

A rare full seven-planet alignment will be visible in the early night sky between Feb. 22 and 28. We have the tips you need ...

RIT associate professor Michael Zemcov is a co-investigator on NASA’s SPHEREx mission, launching in early 2025, which will map the entire sky.

While it's small, and there's really not much to the Lego Stargazing with Celeste set, it's still rather charming for what it ...

Hollywood liberal George Clooney promoted his new play on "The Late Show with Stephen Colbert" on Tuesday night, saying it ...

Childs, Cooper, Thompson Bring Decades of Expertise to Heliospace BERKELEY, CALIFORNIA / ACCESS Newswire / February 20, 2025 ...

PeV — has been detected by the underwater KM3NeT telescope, marking a pivotal moment in astrophysics. This tiny but powerful ...

Two weeks ago, when Ars first wrote about the asteroid, designated 2024 YR4, NASA's Center for Near Earth Object Studies ...

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.

As more satellites, telescopes, and other spacecraft are built to be repairable, it will take reliable trajectories for service spacecraft to reach them safely. Researchers are developing a ...