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Analyzing sun-like stars that eat Earth-like planets
Analyzing sun-like stars eat Earth-like planets
2014/6/12
Some Sun-like stars are ‘Earth-eaters.’ During their development they ingest large amounts of the rocky material from which ‘terrestrial’ planets like Earth, Mars and Venus are made.
Earth-sized planets may be more common than we thought（图）
Earth-sized planets an Earth-mass planet low-mass planets
2010/12/1
Almost one in four stars like the Sun could harbour an Earth-mass planet, according to US researchers. Their finding questions conventional models of planetary formation, which suggest that it is rare...
Chemical signature could help locate Earth-like planets（图）
Chemical signature Earth-like planets
2009/10/21
New insights into the Sun's chemical composition may provide a new way to search for Earth-like planets orbiting distant stars – claims an international team of astrophysicists.Astronomers have alread...