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May 3, 2016 11:07 PM ET // Ian O'Neill
Mark your calendars: The smallest planet in the solar system is about to make a REALLY big entrance.
May 3, 2016 07:13 AM ET // Bianca Nogrady, ABC Science Online
The discovery is the first evidence supporting the hypothesis that very low-mass, low-temperature stars should have Earth-sized or smaller planets orbiting them.
Apr 20, 2016 02:40 PM ET // Mike Wall,
A huge, heart-shaped sunspot shot off a strong solar flare Sunday evening (April 17), temporarily disrupting radio communications here on Earth.
Apr 14, 2016 12:32 PM ET // Elizabeth Howell
Was there a so-called 'super-Earth' planet that formed inside the orbit of Mercury? If so, it might have been eaten by our sun.
Apr 13, 2016 07:00 AM ET // Jason Major
Using the modern version of a 150 year-old technique, NASA has photographed an incredible view of an aircraft's sonic boom.
Apr 7, 2016 04:17 PM ET // Ian O'Neill
Although we haven't yet pinpointed the location of a possibly large planet in the outer solar system, we are beginning to paint a picture as to what the mysterious world might look like and what it's made of.
Mar 16, 2016 08:37 PM ET // Ian O'Neill
Astronomers have studied a violent young sun-like star, revealing that life on Earth is lucky to have such a strong global magnetic field.
Mar 9, 2016 06:53 AM ET // Mike Wall,
The moon briefly blotted out the sun for observers in a 90-mile-wide strip of land and sea over parts of Indonesia and the Pacific Ocean region.
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