Astronomers

Artist concept of a binary system similar to the one that originated the nova Sagittarii 2015 N.2.

Most Lithium in the Universe Is Forged in Exploding Stars

The recurring explosions of white dwarf stars produce the vast majority of this important element

Region R18 in the Carina Nebula

Stunning Images Capture the Carina Nebula's "Pillars of Destruction"

Caught by ESO's Very Large Telescope, the ten pillars of gas and dust are a hazy star nursery 7,500 light years away

Asteroid 2016 VA just before it passed into the Earth's shadow.

Astronomers Just Watched an Asteroid Skim Through Earth’s Shadow

The short video was tricky to shoot

An artist's rendering of the proposed Thirty Meter Telescope atop the Hawaiian volcano Mauna Kea.

Canary Islands Selected as Alternative Spot for the Thirty Meter Telescope

This alternate fate could help smooth tensions over the embattled instrument

This Puerto Rican Telescope Was Built in a Massive Sinkhole

In 1958, the Pentagon wanted to build a 1,000-foot-long telescope for its ballistic missile program

A new map reveals the most detailed picture of hydrogen atoms in the Milky Way ever made.

This Breathtaking Map Traces Hydrogen Throughout the Milky Way

Scientists have made the most detailed map of our home galaxy’s hydrogen currently possible

Hubble's eXtreme Deep Field Image

There Are Ten Times as Many Galaxies as Previously Thought

By these latest estimates, two trillion galaxies are scattered throughout the vast universe

The new dwarf planet—too small to join the ranks of our solar system's eight planets—orbits the sun roughly twice as far away as Pluto.

Say Hello to Our Solar System’s Newest Dwarf Planet

Spotting the dwarf planet could help in the search for Planet Nine

October Skies Herald Meteor Showers Throughout the Month

The Draconid and Orionid meteor showers will streak across night skies this month

China Switches on the World's Largest Radio Telescope

Measuring 1,640 feet across, the massive device will scour the skies for signs of life and new galaxies

A 19th century illustration of the zodiacal constellation Ophiuchus.

NASA Didn’t Change Your Astrological Sign, Blame It on Earth's Wobbly Rotation

Astrology is not a science

A harvest moon peeking through the trees on September 8, 2014.

This Weekend's Stargazing Triple Threat: Harvest Moon, Eclipse and Possible Supermoon

This will be the last harvest moon eclipse until 2024

The Ratan-600 radio telescope, which reported the signal to the SETI Institute

That "Strong" SETI Signal Probably Isn't Aliens

Sorry folks, E.T. is still not phoning home

An artist's impression of Proxima b

Astronomers Have Discovered an Earth-Sized Exoplanet in Our Cosmic Backyard

But what would potential life look like on this planetary neighbor?

Astronomy students at the Banneker and Aztlán Institutes in Cambridge, Massachusetts.

Why the Universe Needs More Black and Latino Astronomers

Astronomy has one of the worst diversity rates of any scientific field. This Harvard program is trying to change that

Abell 370: Galaxy Cluster Gravitational Lens

Long After Einstein, Cosmic Lensing Reaches Its Full Potential

How Hubble is taking advantage of Einstein’s theories to study the most distant galaxies

A long-exposure of Perseids taken in August 2004.

The Perseid Meteor Shower Looks Even More Beautiful When You Know Where It Comes From

Each streak across the sky is a fragment of the original material of our solar system

NASA's Kepler spacecraft launched on March 6, 2009. Today, technology and international collaborations are democratizing the space race.

Opening the Space Race to the Entire World

A new era of collaboration and affordable technology has scientists across the globe sending spacecraft into outer space

An image of a nebula used in "The Hubble Cantata."

The Cosmos Sings in This Fusion of Astrophysics and Music

<i>The Hubble Cantata</i> brings the stars down to earth

An artist's conception of four of the new planets, orbiting a single dwarf star. These small, rocky worlds are far closer to their star than Mercury is to our sun, but the star is smaller and cooler than our own.

Kepler Just Found 104 New Planets Outside of Our Solar System

Is anyone home?

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