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Alien Planets

NASA's Kepler Mission Discovers Earth's 'Cousin'

The Huffington Post | Jacqueline Howard | Posted 07.24.2015 | Science

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Kepler Finds Most Earth-Like Alien Planets Yet

The Huffington Post | Macrina Cooper-White | Posted 01.13.2015 | Science

NASA's Kepler space telescope has found eight alien planets in the "Goldilocks zone"--that is, they orbit their stars at just the right distance to ha...

Faraway Ice Giant Is First Discovered Outside Our Solar System

The Huffington Post | Jacqueline Howard | Posted 10.28.2014 | Science

Astronomers have discovered the first "ice giant" outside our solar system--an exoplanet that looks a lot like the icy worlds in our own solar system,...

Astronomers Size Up Alien Planet Like Never Before

Space.com | Nola Taylor Redd | Posted 07.26.2014 | Science

Astronomers have made the best-ever measurement to date of the radius of an alien world. Using observations by NASA's Kepler and Spitzer space teles...

Scientists Discover Record-Setting Alien World

Space.com | Mike Wall | Posted 07.23.2014 | Science

A newfound alien planet is one for the record books. The alien planet Kepler-421b — which crosses the face of, or transits, its host star from Ea...

This 'Goldilocks' Planet May Not Even Exist

AP | Posted 07.05.2014 | Science

WASHINGTON (AP) — A new study says a planet outside our solar system thought to be in the so-called Goldilocks zone is not even a real planet, but a...

Nearby 'Super-Earth' May Be Able To Support Life

Space.com | Mike Wall | Posted 06.27.2014 | Science

A newfound alien world might be able to support life — and it's just a stone's throw from Earth in the cosmic scheme of things. An international t...

Alien Hunters Get Powerful New Tool

Space.com | Megan Gannon | Posted 06.17.2014 | Science

Astronomers now have a powerful new tool to sniff out methane on alien planets. The organic molecule, considered one of the building blocks of life, ...

YIKES: Sunlike Star Gets Set To Eat Its Own

Space.com | Miriam Kramer | Posted 06.11.2014 | Science

BOSTON — A star shining about 2,800 light-years from Earth will chow down on two of its planets millions of years from now. Kepler-56 is a star s...

Here's One Wacky Way To Spread Humanity Throughout The Galaxy

The Huffington Post | Macrina Cooper-White | Posted 06.05.2014 | Science

From pizza to prostheses, 3-D printers are being used to whip up all sorts of things. And now scientists are talking about "printing" out batches of p...

WATCH: Stars That 'Eat' Alien Earths Exposed

LiveScience | Megan Gannon | Posted 05.26.2014 | Science

Some stars that give birth to Earth-like rocky planets only to later devour those same daughter worlds, and now scientists say they have a way to fin...

WATCH: Student's Trippy Video Gives You Tour Of Alien Worlds

The Huffington Post | David Freeman | Posted 05.06.2014 | Science

How would you like to journey through space for a quick tour of all those alien worlds astronomers have discovered? No spaceship, you say? No worr...

Sure-Fire Sign Of Alien Life May Be No Such Thing, Scientists Say

| Sid Perkins | Posted 05.01.2014 | Science

Call it the cosmic version of fool’s gold. What was once considered a sure-fire sign of life on distant planets may not be so sure-fire after all, ...

Alien World's Spin Measured For First Time Ever

Space.com | Mike Wall | Posted 04.30.2014 | Science

Astronomers have measured the rotation rate of an alien planet for the first time ever, finding that a huge Jupiter-like world called Beta Pictoris b...

Scientists Discover Most Earth-Like Alien World Yet

AP | ALICIA CHANG | Posted 06.17.2014 | Science

LOS ANGELES (AP) — Astronomers have discovered what they say is the most Earth-like planet yet detected — a distant, rocky world that's similar in...

New Planet-Crashing Game Will Have You Hooked

The Huffington Post | Jacqueline Howard | Posted 04.10.2014 | Science

Creating your own planetary system is fun -- really fun. University of Texas astronomer Dr. Stefano Meschiari found that out when he created "Super...

WATCH: Can THIS Help Us Find Other Worlds?

Space.com | Miriam Kramer | Posted 04.09.2014 | Science

Editor's Note: In this weekly series, SPACE.com explores how technology drives space exploration and discovery. A flower-shaped spacecraft may help...

WATCH: Strange 'Swarms' Suggest Presence Of Unseen Exoplanet

Space.com | Mike Wall | Posted 03.12.2014 | Science

Astronomers have detected bizarre swarms of comets around a nearby star, icy bodies that may have been trapped by the powerful gravitational pull of ...

HOW MANY Stars In Our Galaxy Host Alien Worlds!?

Space.com | Mike Wall | Posted 03.05.2014 | Science

The vast majority of stars in our Milky Way galaxy host planets, many of which may be capable of supporting life as we know it, a new study suggests....

Planet-Hunting Spacecraft Finds 'Biggest Haul Ever'

| Clara Moskowitz | Posted 02.27.2014 | Science

A huge new haul of planets has joined the tally of alien worlds discovered by NASA's Kepler space telescope, scientists announced today. All of the ne...

Strange Wobbly World Spotted By NASA's Planet-Hunting Probe

Space.com | Megan Gannon | Posted 02.06.2014 | Science

Astronomers have discovered an alien planet that wobbles at such a dizzying rate that its seasons must fluctuate wildly. Throughout all of the plane...

Alien Life May Have Arisen WAY Earlier Than We Thought

Space.com | Katia Moskvitch | Posted 02.04.2014 | Science

Earthlings may be extreme latecomers to a universe full of life, with alien microbes possibly teeming on exoplanets beginning just 15 million years a...

LOOK: Star's Distant 'Ring' Stuns Astronomers

Space.com | Megan Gannon | Posted 01.25.2014 | Science

Alien planets may be forming inside a giant gas ring located surprisingly far from its young parent star, scientists say. In fact, the planet-formi...

Oddball Planet Discovered Orbiting Distant Star

Space.com | Mike Wall | Posted 01.23.2014 | Science

Astronomers have spotted a hotter and puffier version of Earth circling a distant star. The oddball exoplanet candidate KOI-314c is located about 2...

WATCH: Space Telescope Reveals Big Secret About Little Exoplanet

natureheader | Posted 01.23.2014 | Science

One of the best-studied nearby extrasolar planets — a body just a little larger than Earth — is swaddled in alien clouds, researchers have found. ...