A crescent moon will appear alongside the bright stars Castor and Pollox to form a lopsided grin in the night sky on May 29. Skywatchers in the U.S. will find the cosmic smile hanging above the ...

A crescent moon will appear alongside the bright stars Castor and Pollox to form a lopsided grin in the night sky on May 29.

An astronomer explains why space looks so dark despite containing 200 billion trillion stars.

The prototype BlueWalker 3 satellite is now one of the brightest objects in the night sky. Astronomers are worried about even bigger, brighter satellites that are on the way.

And the night sky would not be completely lit up. If you wait even longer, eventually the stars will all burn out – stars like the sun last only about 10 billion years.

Universal Epic Universe's Celestial Park is a stunning original world with cosmic energy by day that transforms into a glowing wonderland at night.

Moiya McTier says the night sky has been fueling humans' stories about the universe for a very long time, and informing how they explain the natural world. In fact, Moiya sees astronomy and ...

Rare ‘smiley face’ will light up the night sky on April 25 The triple conjunction event involves Saturn, Venus, and a crescent moon.

Dark energy survey releases most precise look at the universe's evolution First three years of survey data uses observations of 226 million galaxies over 1/8 of the sky Date: May 27, 2021 Source ...

Astronomers used to think the universe contained about 100 billion galaxies. That could be off by at least 10-fold — and may solve Olbers' Paradox.

The stars of the Milky Way glisten in the night sky above Chile's Valle de la Luna in a new photo from the European Southern Observatory.

Scientists studying the most massive known galaxy in the early universe have found evidence of water in it, an intriguing observation that sheds light on how the universe has evolved.