Astronomers

The Hubble Scoped This Space Bubble Just in Time For Its Birthday

The Hubble Telescope has been in orbit for 26 years

This is a hypothetical set of possible universes.

Can Physicists Ever Prove the Multiverse Is Real?

Astronomers are arguing about whether they can trust this untested—and potentially untestable—idea

Watch Earth's Atmosphere Brilliantly Light Up From Space

The glow isn't from an aurora, it's a phenomena called airglow

Chandra image of the Antenna Galaxy.

Life in the Cosmos: Special Report

Exploring the mysteries of the universe

The 1917 photographic plate spectrum of van Maanen's star from the Carnegie Observatories’ archive.

Scientists Discovered Exoplanets More Than 70 Years Earlier Than Thought

A 1917 glass plate discovered in an observatory archive records the first evidence of exoplanets

Artist's rendering of the Alpha Centauri system

Stephen Hawking and Billionaire Announce Project to Send Tiny Probes to Nearest Star System

Yuri Milner is investing 100 million dollars in research to develop a swarm of tiny probes for a mission to Alpha Centauri

The Planet-Hunting Kepler Telescope Entered Emergency Mode

The probe suddenly went into a safe mode for unknown reasons last week

Galaxy NGC 1600

Supermassive Black Holes May Be More Common Than Previously Thought

Astronomers have found a huge black hole in a "cosmic backwater," opening the possiblity there could be many more in the universe

The remnants of a supernova.

Radioactive Isotopes in The Oceans May Be Remnants of Ancient Supernovae

Cosmic dust may have altered life on Earth as we know it

Amateur Astronomers Capture an Asteroid or Comet Colliding With Jupiter

The object recently exploded in the atmosphere of the solar system's largest planet

NASA Spies a Supernova’s First Shockwave

Astronomers spot the first flash of a distant supernova in visible light

The green object is the comet 252P/LINEAR as it passed by the Larger Megellanic Cloud.

A Pair of Comets Are Making a Record-Breaking Pass by Earth

This is the closest a comet has come in 246 years

A view of the total solar eclipse captured from Donggala, Indonesia.

Check Out These Photos From Last Night’s Solar Eclipse

Parts of the pacific and Indonesia went dark last night as the moon moved directly between Earth and the sun

Don't Miss Jupiter Shine Bright Tonight

As Earth moves between Jupiter and the sun, the gas giant will outshine the stars

An annular solar eclipse is observed in Yantai, Shandong province, China, January 15, 2010.

A Solar Eclipse Will Darken Pacific Skies This Week

Though the actual eclipse can only be seen from select locations, don't miss the live stream of the event online

CSIRO's Compact Array telescope picked the Fast Radio Burst's afterglow.

Astronomers Finally Tracked a Strange Radio Wave Burst to Its Source

With new insights into radio waves, scientists may be able to measure the mass of the universe

My God, it's full of gas.

Marvel at the Newest Map of the Milky Way

It is the most complete map of the cold galaxy ever made

Happy 543rd Birthday, Nicolaus Copernicus

The Renaissance scientist set the stage for modern astronomy

This artist’s impression shows the super-Earth 55 Cancri e in front of its parent star.

Hubble Gets a Whiff of Super-Earth Atmosphere For The First Time

The toasty planet’s atmosphere is similar to a gas giant’s

Happy 452nd Birthday, Galileo

The revolutionary who helped shape modern astronomy

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