"Super-Earths" May Have Oceans & Continents
Astrobiology Magazine 10:03 am ET (1503 GMT)
Comets are unpredictable beasts
RocketSTEM 7:59 pm ET (0059 GMT)
ALMA Discovers a Formation Site of a Giant Planetary System
National Astronomical Observatory of Japan 10:33 am ET (1533 GMT)
Rosetta: To Chase a Comet
NASA/JPL 8:40 pm ET (0140 GMT)
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