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News tagged with red planet

Related topics: mars , nasa , european space agency , liquid water , moon

Can Earth-sized planets survive their star's expansion?

Two Earth-sized planets have been discovered circling a dying star that has passed the red giant stage. Because of their close orbits, the planets must have been engulfed by their star while it swelled up ...

Space & Earth / Astronomy

created Dec 21, 2011 | popularity 4.7 / 5 (12) | comments 18 | with audio podcast

Study of clays suggests watery Mars underground

(PhysOrg.com) -- A new NASA study suggests if life ever existed on Mars, the longest lasting habitats were most likely below the Red Planet's surface.

Space & Earth / Space Exploration

created Nov 02, 2011 | popularity 5 / 5 (6) | comments 88 | with audio podcast

NASA's next Mars rover to land at Gale Crater (w/ video)

(PhysOrg.com) -- NASA's next Mars rover will land at the foot of a layered mountain inside the planet's Gale crater.

Space & Earth / Space Exploration

created Jul 22, 2011 | popularity 5 / 5 (8) | comments 5 | with audio podcast

Winds of change strike Mars, too

Mysterious dark sand dunes around Mars' northern polar cap are shifting with the seasons, as carbon dioxide gas changes form and sparks landscape-altering avalanches, said a study published Thursday.

Space & Earth / Space Exploration

created Feb 03, 2011 | popularity 4.4 / 5 (14) | comments 7 | with audio podcast

Mars volcanic deposit tells of warm and wet environment

(PhysOrg.com) -- Roughly 3.5 billion years ago, the first epoch on Mars ended. The climate on the red planet then shifted dramatically from a relatively warm, wet period to one that was arid and cold. Yet ...

Space & Earth / Space Exploration

created Oct 31, 2010 | popularity 5 / 5 (17) | comments 5 | with audio podcast

Mars was Wet, but was it Warm?

Mars is frozen today, but when it was young there may have been liquid water on its surface. What does the latest evidence indicate about the ancient martian climate? Understanding the past environment of ...

Space & Earth / Space Exploration

created May 31, 2010 | popularity 4.9 / 5 (11) | comments 10 | with audio podcast

A New Method of Estimating Stellar Distances

(PhysOrg.com) -- The star Chi Cygni is located about 550 light-years away, in the direction of the constellation of Cygnus the Swan. It is a notable star because, unlike the sun which still burns hydrogen ...

Space & Earth / Astronomy

created Dec 21, 2009 | popularity 4.4 / 5 (15) | comments 2

Astronomers Find Super-Earth Using Amateur, Off-the-Shelf Technology (w/ Video)

(PhysOrg.com) -- Astronomers announced today that they have discovered a "super-Earth" orbiting a red dwarf star 40 light-years from Earth. They found the distant planet with a small fleet of ground-based ...

Space & Earth / Astronomy

created Dec 16, 2009 | popularity 4.9 / 5 (29) | comments 10

Sandtrapped Rover Makes a Big Discovery

Homer's Iliad tells the story of Troy, a city besieged by the Greeks in the Trojan War. Today, a lone robot sits besieged in the sands of Troy while engineers and scientists plot its escape.

Space & Earth / Space Exploration

created Dec 03, 2009 | popularity 4.8 / 5 (56) | comments 11

New computer-developed map shows more extensive valley network on Mars

(PhysOrg.com) -- New research adds to the growing body of evidence suggesting the Red Planet once had an ocean.

Space & Earth / Space Exploration

created Nov 23, 2009 | popularity 4.4 / 5 (9) | comments 1

A Mars Rover Named 'Curiosity'

(PhysOrg.com) -- If you found your grandmother's diary, tattered and dust covered, up in the attic, would you read it? Of course you would. Granny was a pistol! Brush off the dust, open up the little book, ...

Space & Earth / Space Exploration

created Oct 30, 2009 | popularity 4.9 / 5 (18) | comments 2

Opportunity Rover Sees Variable Environmental History at Martian Victoria Crater

(PhysOrg.com) -- One of NASA's two Mars rovers has recorded a compelling saga of environmental changes that occurred over billions of years at a Martian crater.

Space & Earth / Space Exploration

created May 21, 2009 | popularity 4.6 / 5 (14) | comments 2

Finding Twin Earths: Harder Than We Thought

(PhysOrg.com) -- Does a twin Earth exist somewhere in our galaxy? Astronomers are getting closer and closer to finding an Earth-sized planet in an Earth-like orbit. NASA's Kepler spacecraft just launched to ...

Space & Earth / Astronomy

created Mar 20, 2009 | popularity 4.6 / 5 (16) | comments 1

Mars methane linked to meteorites

Tiny amounts of methane in the Martian atmosphere may come not from living things, but from meteorites on the red planet's surface, the latest findings suggest.

Space & Earth / Space Exploration

created May 31, 2012 | popularity 4.7 / 5 (3) | comments 3 | with audio podcast

Did ancient Mars have a runaway greenhouse?

Cosmic impacts that once bombed Mars might have sent temperatures skyrocketing upward on the Red Planet in ancient times, enough to set warming of the surface on a runaway course, researchers say.

Space & Earth / Space Exploration

created May 24, 2012 | popularity 3 / 5 (4) | comments 1 | with audio podcast