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Vote Now! Top Space Stories of the Week - Nov. 25, 2012

Thanksgiving in Space, A Super-Jupiter and Caves on Mars

NASA/JPL/University of Arizona

Last week we celebrated Thanksgiving in space, caves on Mars and a Jupiter that's 13 times larger than ours. See the top stories of the last week here.

FIRST STOP: Huge Mars Colony Eyed by SpaceX Founder Elon Musk

Huge Mars Colony Eyed by SpaceX Founder Elon Musk

SpaceX

SpaceX founder and CEO Elon Musk wants to help establish a Mars colony of around 80,000 people, by ferrying folks to the Red Planet for perhaps $500,000 a pop. [Full Story]

NEXT: Curiosity Rover's Mars Mystery

Mars Mystery: Has Curiosity Rover Made Big Discovery?

NASA/JPL-Caltech/Malin Space Science Systems

NASA's Mars rover Curiosity has apparently made an important discovery "for the history books," but we'll have to wait a few weeks to find out what the new Red Planet find may be, media reports suggest. [Full Story]

NEXT: Super-Earths Get Magnetic 'Shield'

Super-Earths Get Magnetic 'Shield' from Liquid Metal

Eugene Kowaluk, Laboratory for Laser Energetics, University of Rochester

A new study reveals that a strange form of liquid magnesium can exist inside so-called super-Earth planets, and could affect theories on the liquid metal cores of planets, scientists say. [Full Story]

NEXT: Thanksgiving in Space

NASA Astronaut Celebrates Thanksgiving in Space

NASA

Many Americans will take time to mark the U.S. Thanksgiving holiday today, but there’s only one American with a truly out-of-this world turkey dinner. NASA astronaut Kevin Ford, the new commander of the International Space Station, is the only American in space. [Full Story]

NEXT: Dwarf Planet Beyond Pluto Lacks Atmosphere

Dwarf Planet Beyond Pluto Lacks Atmosphere

ESO/L. Calçada/Nick Risinger (skysurvey.org)

The best look yet at a distant icy sibling of Pluto is revealing secrets about its atmosphere or lack thereof, researchers say. [Full Story]

NEXT: Mysterious Military Space Plane Launch Delay

New Delay for Mysterious Military Space Plane Launch

Boeing

The next launch of the U.S. Air Force's X-37B space plane, a robotic spacecraft used to fly classified payloads into Earth orbit, has been delayed until Dec. 11 pending final approvals, SPACE.com has learned. [Full Story]

NEXT: Water on Mars and Earth Had Similar Origins

Water on Mars and Earth Had Similar Origins

The Viking Project/NASA

The Earth's oceans and the water that once flowed on Mars likely came from a similar source: meteorites that landed on the planets when they were first forming, new research suggests. [Full Story]

NEXT: Private Moon Race May Spark Lunar 'Water Rush'

Private Moon Race May Spark Lunar 'Water Rush'

Astrobotic

A private race to the moon may kick off a lunar "water rush" that helps humanity explore asteroids, Mars and other deep-space destinations, some scientists say. [Full Story]

NEXT: NASA Outpost Beyond Moon Could Lead to Mars

NASA Outpost Beyond Moon Could Lead to Mars

Lockheed Martin [Full Story]

Sending humans to a “parking lot” in space beyond the moon’s far side would help pave the way for more ambitious manned missions to Mars, researchers say. [Full Story]

NEXT: Mars Cave-Exploration Mission Entices Scientists

Mars Cave-Exploration Mission Entices Scientists

NASA/JPL/University of Arizona

NASA is mapping out a strategy to return bits of rock and soil from the Martian surface to Earth, but the most interesting Red Planet samples probably lie in underground caverns, some scientists say. [Full Story]

NEXT: 'Super-Jupiter' Discovery Dwarfs Solar System's Largest Planet

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Space.com Staff

Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.