News tagged with terrestrial planets

Related topics:

Alien earths could form earlier than expected

(Phys.org) -- Building a terrestrial planet requires raw materials that weren't available in the early history of the universe. The Big Bang filled space with hydrogen and helium. Chemical elements like silicon ...

Jun 13, 2012
5 / 5 (6) 5 | with audio podcast

Atmosphere models seek clues for rocky exoplanets

When a distant planet appears as a point of light in a telescope, it's hard to imagine what things are like at the surface. Does rain fall? Is the atmosphere thick, or dissipating into space? How constant ...

Mar 03, 2014
4.1 / 5 (7) 4

Exploring planets in distant space and deep interiors

In recent years researchers have found hundreds of new planets beyond our solar system, raising questions about the origins and properties of these exotic worlds—not to mention the possible presence of life. Speaking at ...

Feb 14, 2009
4.2 / 5 (6) 1

Proposed Mars mission has new name

A proposed Discovery mission concept led by NASA's Jet Propulsion Laboratory, Pasadena, Calif., to investigate the formation and evolution of terrestrial planets by studying the deep interior of Mars now has ...

Feb 28, 2012
5 / 5 (5) 4

Seeking Life's Shadow

They haven't yet figured out how to draw blood from stones, but a group of French researchers is offering new insight that could change how scientists search for signs of life in Martian rocks.

Oct 01, 2009
4.7 / 5 (3) 1

Image: The Milky Way's 100 billion planets

(Phys.org) -- This artist's illustration gives an impression of how common planets are around the stars in the Milky Way. The planets, their orbits and their host stars are all vastly magnified compared to ...

Apr 26, 2012
4.7 / 5 (3) 1