Astronomy

Scott Kelly upon his return to Earth.

Scott Kelly's Journey Home After His Year in Space

America’s longest-orbiting astronaut describes his rocky return to Earth in this adaptation from his book 'Endurance'

A Near Earth Object

Meet Florence, the Giant Asteroid That Will Buzz by Earth This September

The 2.7-mile-long, near-Earth object will give astronomers a chance to study the asteroid up close

What Should You Do With Your Used Eclipse Glasses?

There are several options, including recycling, upcycling and donating them to children in the path of the next eclipse

The Best Ways to Watch the Eclipse Online (No Viewing Glasses Required)

Don't worry if you can't make it to the path of totality. These unique livestreams have you covered

NASA's Earth-orbiting satellite Hinode observes the 2011 annual solar eclipse from space.

Eclipse 2017: In Pursuit of Totality

You’ve made plans, packed bags, obtained glasses. Here's what to read to fully appreciate this event in all its glory

This Pueblo rock carving in New Mexico might represent a remarkable solar eclipse dating back to 1097.

This New Mexico Petroglyph Might Reveal an Ancient Solar Eclipse

In 1097, a Pueblo artist may have etched a rare celestial event into the rock for all of posterity

A meteor from the Perseids is seen falling over the Very Large Telescope array in Chile.

Catch the Perseid Meteor Shower's Fiery Show

Though the moon will partially obscure the normally dazzling sight, the shower's peak is still worth a peek

Your eclipse glasses won't be the only tool to make this month's stellar phenomenon cool

Use This App to Get the Most From the Coming Eclipse

With livestreams, simulations and safety guides, this Solar Eclipse app will be the key tool for the upcoming astronomical extravaganza

New cloud complex discovered on Neptune

New Storm as Big as Earth Is Stirring Up Neptune's Atmosphere

Astronomers aren't sure if the 5,600-mile-wide storm will peter out or if a deep vortex will keep it churning

The Small Magellanic Cloud, where some of your atoms likely originate

Half of Our Atoms May Come From Other Galaxies

According to computer simulations, large galaxies may grow by sucking in matter smaller star clusters expel

The Aurora Australis as seen from the International Space Station in 2011

Astronaut Captures 'Awesome Sauce' of Aurora From Space

Humans have been amazed for millennia by these atmospheric events

Illustration made using an 1851 portrait of Mitchell by H. Dassell and a false-color image of supernova remnant Cassiopeia A by NASA.

When Girls Studied Planets and the Skies Had No Limits

Maria Mitchell, America's first female astronomer, flourished at a time when both sexes “swept the sky”

An artist's rendering of a star colliding with the surface of a supermassive sphere. In recent years some scientists have surmised that black holes may be hard objects rather than a region of intense gravity and compressed matter.

Could You Crash Into a Black Hole?

Probably not, but it’s fun to think about

Astronomers Find the Smallest Star Yet

The faint orb is just a smidgen bigger than Saturn and around 2,000 to 3,000 times dimmer than our own sun

NASA's Earth-orbiting satellite Hinode observes the 2011 annular solar eclipse from space.

How Eclipse Anxiety Helped Lay the Foundation For Modern Astronomy

The same unease you feel when the moon blots out the sun fueled ancient astronomers to seek patterns in the skies

Is Jupiter the "Star" in Lord Byron's Famous Poem?

According to astronomer Donald Olson, the brilliant star described in Childe Harold’s Pilgrimage is actually a planet

Behold, ALMA's image of Betelgeuse

Detailed Images of a Distant Star Hold Clues to Its Ultimate Fate

Sitting some 640 light years from our planet, the star Betelgeuse is on the verge of supernova

Marvel at the sky from the sky with a special chartered flight.

Chase August’s Solar Eclipse Aboard This Special Flight

Alaska Airlines will give away one coveted seat on the chartered flight

Now you see it...

Celebrate the Eclipse With a Color-Shifting Stamp

Your next letter just got more celestial

Will You See August's Great Eclipse? This New Tool Helps You Find Out

Just plug in a zip code and the solar simulator will show when the big event will pass overhead

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