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Happy 455th birthday Galileo | Astronomy.com

At last, in 1638, the Roman authorities showed mercy to Galileo. He received permission to move for several months to his house in...

2019 South American eclipse | Astronomy.com

Deeper in Argentina is Río Cuarto, a city of 150,000, which offers 1 minute 55 seconds of totality. Note: Drive just north to...

Mars and Neptune conjunction | Astronomy.com

Mars continues to put on a nice show these December evenings. The Red Planet appears nearly halfway to the zenith in the southern...

OSIRIS-REx, meet asteroid Bennu | Astronomy.com

NASA’s OSIRIS-REx spacecraft, the space agency’s first craft to bring samples from an asteroid back to Earth, reached its target, Bennu, today.In a...

Predicting new planets | Astronomy.com

In 2016, astronomers announced there was a new planet in the outer solar system. Planet Nine, supposedly larger than Neptune and located far...

Virgin Orbit’s first flight | Astronomy.com

A Successful Test FlightVirgin Orbit, a spinoff of Virgin Galactic, flew its LauncherOne rocket for the first time ever this past Sunday, November...

Floods carve Mars’ surface | Astronomy.com

Catastrophic FloodingMore than 3.5 billion years ago, water flowed freely across the surface of Mars, forming lakes and seas. New research shows how...

Seek out Comet 64P/Swift-Gehrels | Astronomy.com

Tonight is a great night to bundle up and seek out Comet 64P/Swift-Gehrels. The comet, which was originally discovered way back in 1889,...

Dark matter hurricane | Astronomy.com

There’s a “dark matter hurricane” blowing through our corner of the Milky Way galaxy. Right this second, it’s passing over Earth. And this...

The Phaethon-Pallas Connection | Astronomy.com

Many astronomers soon began to suspect that Phaethon was a member of a collection of asteroids known as the Pallas family or Palladians....

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