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November 21, 2019

Get set for spectacular 'unicorn meteor shower'

Skywatchers in the eastern U.S. could enjoy a spectacular, but brief "unicorn meteor" shower on Thursday night.

November 20, 2019

What's inside a black hole?

You've managed to travel tens of thousands of light-years beyond the solar system. Bravely facing the depths of the great interstellar voids, you've witnessed some of the most achingly beautiful and outrageously powerful events in the universe, from the births of new solar systems to the cataclysmic deaths of massive stars. And now for your swan song, you're going big: you're about to take a dip into the inky blackness of a giant black hole and see what's on the other side of that enigmatic event horizon. What will you find inside? Read on, brave explorer.

November 18, 2019

NASA detects water vapor on Jupiter’s moon Europa

An international research team led by NASA’s Goddard Space Flight Center in Maryland has, for the first time, detected water vapor above the surface of Jupiter’s moon Europa.

November 18, 2019

Massive star ejected from the Milky Way galaxy: 'A visitor from a strange land'

Approximately 5 million years ago, a star got too close to the "mind-boggling" black hole at the center of the Milky Way galaxy and was "ejected," a new study has found.

November 18, 2019

This is how light may have escaped from the earliest galaxies, turning the universe transparent

At nearly the beginning of time, the universe was shrouded in darkness. Then, early galaxies produced bright, hot stars that leaked brilliant light intergalactic space through small channels, turning the universe transparent.

November 12, 2019

We may finally understand the moments before the Big Bang

There's a hole in the story of how our universe came to be. First, the universe inflated rapidly, like a balloon. Then, everything went boom.

November 4, 2019

Our universe may be a giant loop, new study claims

The universe may actually be curved, like a giant inflated balloon, a new study claims.

October 31, 2019

NASA has found the 'jack-o'-lantern nebula'

NASA's Spitzer Space Telescope has found a massive nebula in deep space that "looks like a celestial jack-o'-lantern." The study's researchers have given it the nickname "Jack-o'-lantern Nebula," apropos for Halloween. 

October 29, 2019

Hubble Telescope spots 'ghostly face' in space

The Hubble Telescope has spotted two galaxies colliding into one another, creating "a ghostly face" in space.

October 29, 2019

If there's a wormhole hiding in our galaxy, could we really find it?

Wormholes, passageways that connect one universe or time to another, are still only theoretical — but that doesn't mean physicists aren't looking for them. In a new study, researchers describe how to find wormholes in the folds of our galaxy.