Asteroids

Here’s Your Chance To Send A Message To An Asteroid

by Elizabeth Howell September 2, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter What’s your vision for solar system exploration? And how cool would it be to send it literally into the solar system? NASA is offering its fans the chance to compose a tweet or send a picture showing how we can step […]

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Hunting for “Minimoons” Orbiting Earth

by David Dickinson September 2, 2014

It’s an engaging thought experiment. What if Earth had multiple moons?  Our world has one large natural satellite, just over a quarter the diameter, 1/50th the volume, and less than 1/80th the mass of our fair world. In fact, the Earth-Moon system has sometimes been referred to as a “binary planet,” and our Moon stands […]

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Tonight’s Moon-Mars-Saturn Trio Recalls Time of Terror

by Bob King August 31, 2014

Check it out. Look southwest at dusk tonight and you’ll see three of the solar system’s coolest personalities gathering for a late dinner. Saturn, Mars and the waxing crescent moon will sup in Libra ahead of the fiery red star Antares in Scorpius. All together, a wonderful display of out-of-this-world worlds.  Remove this ad

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One That Fell to Earth: Researchers Reveal 2012 Novato Meteorite Took a Beating

by Tim Reyes August 18, 2014

What’s the chance of that thump you just heard in your house was a meteorite hitting your roof? That was the case for one family in Novato, California during a fireball event that took place in the north bay area near San Francisco on October 17, 2012. Researchers have now released new results from analysis […]

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Gravity Isn’t The Only Thing Holding Asteroids Together: Study

by Elizabeth Howell August 14, 2014

How do asteroids hold their rubble piles together? Previously, scientists said it was a combination of friction and gravity. But new observations of asteroid 1950 DA reveals something else is at work. The asteroid is rotating too quickly for gravity to keep it together, so what’s going on? Remove this ad Elizabeth Howell on Google+

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