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Space.com on MSN12h
The brightest star in the night sky shows off this spring: How to see a scintillating SiriusSome people probably believe that the twinkling effect is produced by the stars themselves, but that is not the case at all.
Space.com on MSN8h
How the Hubble Telescope became the 'Energizer bunny of spacecraft,' according to one of its astronaut visitorsJohn Grunsfeld has a model of the Hubble Space Telescope on his bookshelf. It's right next to a model of a NASA space shuttle, which delivered Hubble to space 35 years ago, and it's no secret why both ...
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