The latest discovery marks the first-ever "compelling clue" that a black hole may be present in the enigmatic galaxy, ...

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

A surprisingly well-formed spiral galaxy has been spotted just a billion years after the Big Bang, challenging long-held ...

Astronomers have spotted a zombie star, SGR 0501+4516, speeding through the Milky Way. This magnetar has an incredibly strong ...

Astronomers using the NASA/ESA/CSA James Webb Space Telescope have discovered evidence that suggests the presence of a long-sought supermassive black hole at the heart of the nearby spiral galaxy ...

The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

The Andromeda Galaxy's family of dwarfs are an enigma. First it was the unusual flat plane around which more than half of them orbit, and now this lopsidedness. It just goes to show that sometimes it ...

Apr. 16, 2025 — Astronomers have found a planet that orbits at an angle of 90 degrees around a rare pair of peculiar stars. This is the first time we have strong evidence for one of these 'polar ...

As the Hubble Space Telescope approaches 35 years since its launch, marking over three decades of incredible images of the ...

April 22, 2025 -- The Santa Monica College Planetarium next month will will eplore radio astronoomy and look back at the history of the Hubble Space Telescope that has been circling Earth for 35 years ...

A team of astronomers has detected what they call the most promising signs to date of a possible biosignature, or signs of past or present life linked to biological activity, on an exoplanet named ...

Astronomers have long struggled with a troubling puzzle: a significant portion of normal matter in the universe appeared to ...