Space and Time Continuum

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Supermassive black hole eats, burps and naps

It's not just us humans who get sleepy after big meals. Black holes do, too.<p>Thanks to data collected by the Chandra X-ray Observatory and the Hubble …

Astrophysics

The first image of a black hole is almost ready

Astronomers say they're nearly done stitching together data to see this incredible galactic carnivore.<p>At the center of our Milky Way galaxy, near the …

Astrophysics

Distance between Earth and moon revealed in stunning snapshot

If you happened to catch January's first full moon (and largest supermoon of the year) rising earlier this week, you were likely treated to a …

Astronomy

7 weird facts about black holes

Prepare to be wowed by these mysterious cosmic wonders.<p>Black holes are perhaps the most nightmarishly fascinating features of our universe. Like long …

Astrophysics

Our solar system might have formed in the bubbles around a larger, long-dead star

Scientists are still trying to figure out the mysteries of how our unique solar system began.<p>Our solar system is strangely lacking in the isotope …

Universe

Artificial intelligence just helped NASA find our solar system's mini-me

Further blurring the lines between science and science-fiction, an artificial intelligence system leveraged by NASA has discovered two previously …

Universe

Behold the dreamy beauty of Jupiter's clouds

NASA's orbiting Juno spacecraft captures stunning images.<p>Like something straight out of a Vincent van Gogh painting, Jupiter's stormy atmosphere is …

Space Exploration

This planet may be our best bet yet in the search for Earth 2.0

We may have finally found Earth’s replacement.<p>In an announcement made this week in the journal Astronomy and Astrophysics, scientists hailed Ross 128 …

NASA's next celestial target needs a name

Space agency is betting on the internet to help.<p>Having delighted the world with its unprecedented and jaw-dropping photos of Pluto in the summer of …

Scientists uncover mystery of black hole death rays

NASA spots a hot exoplanet that 'snows sunscreen'

Astronomers may have spied an 'interstellar comet' (and here's why that matters)

For the first time in the history of astronomy, researchers believe they may have tracked a comet that doesn't appear to have originated from within …

What is 'Planet Nine'?

A new planet in our solar system is making its presence known.<p>Many people were disheartened by the demotion of Pluto as a planet, which left only …

Why the neutron star collision is a big deal

Energy from long-ago event is changing the science of astronomy.<p>A long time ago, in a galaxy 130 million light-years away from Earth, two dead stars …

Astrophysics

Are you living in the Matrix? It's impossible, say quantum physicists

Reality can never be perfectly simulated if you take into consideration quantum complexity.<p>It's a question that philosophers have been asking since …

Parallel worlds exist and interact with our world, say physicists

New theory explains many of the bizarre observations made in quantum mechanics.<p>Quantum mechanics, though firmly tested, is so weird and …

2 Monster Black Holes Spotted at Galaxy's Heart

These two supermassive black holes are separated by less than 1 light-year and together harbor about 40 million times the mass of the sun, …

Astrophysics

In pictures: Astronomy Photographer of the Year 2017

<b>The winning images from this year's competition have now been announced, with Artem Mironov's vibrant clouds of dust and gas in the Rho Ophiuchi Cloud Complex scooping first place.</b><p>Stars and Nebulae<p>Mironov won both the Stars and Nebulae category and the overall award, Insight Astronomy Photographer …

This pitch-black planet eats light for breakfast

The exoplanet, located 1,400 light-years away from Earth, absorbs nearly all light falling into its atmosphere, NASA says.<p>The setting for Hollywood's …

Universe

Cassini bids 'spectacular' farewell from Saturn

The NASA probe has helped us study Saturn and its moons like never before, but after 20 years in space, its mission has come to an end.<p>Cassini left …

Space Exploration

It's raining diamonds on Neptune and Uranus

The outer planets might contain some serious bling.<p>Money might not grow on trees here on Earth, but on Neptune and Uranus, diamonds do fall from the …

Astronomy

Life on Mars: Amazing photos from the Curiosity rover

A moon the size of Neptune may have been discovered outside our solar system

If confirmed, it would be the first exomoon ever discovered.<p>To date, thousands of exoplanets — planets that orbit other stars — have been discovered, …

Exoplanets

Why Does the Sun Appear Orange?

<b>Why does our sun appear orange? Other stars appear white. Is it because of our oxygen and atmosphere? Does our sun appear white from a</b> …

Astronomy

Surprising new evidence suggests moon's interior might be 'wet'

The exact origin of so much water remains a mystery.<p>Large amounts of water have been found trapped in volcanic deposits across the surface of the …

Geology

What happens when galaxies get too close?

A lot can happen when two galaxies pass in the night.<p>About 500 million light-years from us, two galaxies are zooming by one another at a speed of …

Jupiter's Great Red Spot is deeper than Earth's oceans

NASA wants to know how deep this cloud goes.<p>NASA's Juno spacecraft flew over Jupiter's Great Red Spot, a circular formation of red clouds on the …

Astronomy

Discovery of a flat, dead galaxy is changing NASA's outlook

NASA