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When it comes to directly imaging Earth-like exoplanets orbiting faraway stars, seeing isn’t always believing.
Scientists last autumn revealed that the gas phosphine was found in trace amounts in Venus’ upper atmosphere. That discovery promised the slim possibility that phosphine serves as a biological signatu...
Scientists at Cornell and the American Museum of Natural History have identified 2,034 nearby star-systems – within the small cosmic distance of 326 light-years – that could find Earth merely by watch...
Several Jupiter sized planets found to have only weak Earth like gravity（图）
Jupiter solar system
2007/5/11
2 May 2007，Astrophysicists at the University of Warwick have found that several Jupiter sized gas giants beyond our solar system have surface gravities much closer in strength to Earth than the intens...
Caves on Mars(图)
Mars Caves
2007/4/11
Apr 04, 2007,Techniques used to scope out caves on Earth have been used to identify potential entrances to caves on Mars. If caves do exist on Mars, they might serve as a habitat for life by helping t...
Martian Play-Doh（图）
Martian soil liquid water
2007/3/22
Mar 21, 2007，Studies conducted by University of Arkansas researchers suggest locations where future Mars missions might seek liquid water underneath Martian soil.Graduate students Kathryn Bryson and D...
26 Feb 2007，The European Space Agency’s (ESA) Rosetta spacecraft - with Open University science on board - successfully completed a swing-by of Mars in the early hours of Sunday morning (25th February...
March 14, 2007，BERKELEY, CA — Instruments known as solid-state telescopes (SSTs), built with detectors fabricated at Lawrence Berkeley National Laboratory and carried aboard the recently launched THEM...
21 February 2007，This, according to Jeremy Richardson of NASA Goddard Space Center who led one of the teams, is a major surprise. “The theorists’ heads were spinning when they saw this result” he said...
Feb 04, 2007，NASA's powerful Hubble Space Telescope has allowed astronomers to study for the first time the layer-cake structure of a planet orbiting another star.
Feb 02, 2007，A recent study has changed our understanding of planetary atmospheres and may have implications for understanding the future of our own planet's climate. How Earth's environment changes o...
Rosetta Locks on Target（图）
spacecraft asteroid
2007/1/31
Jan 28, 2007，ESA's Rosetta spacecraft has caught its first glimpse of an asteroid it will be studying later during its primary mission. The asteroid 21-Lutetia is one target that may yield information...
New Study Suggests that Plumes on Enceladus May Not Be Liquid Water
Plumes Liquid Water carbon dioxide
2006/12/20
December 14, 2006，Now, as reported in the December 15 issue of the journal Science, researchers have proposed an alternate model to account for this spectacular plume.
Dec 06, 2006，NASA on Monday unveiled the initial elements of the Global Exploration Strategy and a proposed U.S. lunar architecture, two critical tools for achieving the nation's vision of returning h...
19 December, 2006，What could a spacecraft learn about our planet in such a brief visit? Would it detect the things we consider most significant about it – its rich vegetation, teaming life, and human ...