A new study has found that a hidden bias in galaxy models can skew gravitational-wave measurements of how fast the universe is expanding. That finding complicates one of astronomy’s most promising ...

As speculation continues to run rampant that Ahsoka Season 2 will establish Abeloth as the Star Wars franchise's new big bad, ...

For over 10 years, an international team of astronomers have been scanning the sky with a special telescope called the Low Frequency Array (LOFAR), which sees the world through radio waves – a kind of ...

Explore the 25 Most Massive Objects in the Universe, from supermassive black holes to galaxy walls. Uncover the cosmic giants shaping our cosmos. Discover ...

It’s “common knowledge”—and the scare quotes should be a warning—that the sun is an average star.

The stars in the Small Magellanic Cloud aren’t behaving the way they should. A cataclysmic collision with another nearby ...

Prometheus, Ridley Scott's visually stunning and intellectually ambitious sci-fi film, is dominating streaming globally on ...

It's heartening to know that Jadzia Axelrod has created a superhero, Galaxy, that the trans community can believe in.

Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the ...

The first time I heard about galaxies without dark matter, I was sitting in my very first graduate class at the University of ...

When Nathan Fillion and the cast of the 2002 space Western Firefly started teasing some kind of Firefly revival series, I ...