Green Matters on MSN
Scientists find planet orbiting sun-like star remarkably similar to Earth — but there's one problem
A unique characteristic of the candidate planet HD 137010b is its ice-cold temperature.
Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.
Discover Magazine on MSN
Bright streaks on Mercury suggest that it's not a dead planet, but geologically active
Learn about the bright streaks that may represent recent geological activity on Mercury, which has been considered a dead ...
Scientists may have found the first planet ever detected around our closest “solar twin,” a star called Alpha Centauri A, the same real-life star that was home to the fictional moon Pandora in James ...
In theory, a planet may be able to orbit a binary star system in a figure of eight, but it may not be particularly stable, ...
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