asteroid

If the Sun Were the Size of a Person, How Big Would an Asteroid Be?

by Jason Major August 4, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter I love anything that attempts to provide a sense of scale about the Solar System (see here and here for even more examples) and this one brings us down past the Sun, planets, and moons all the way to asteroid size […]

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Ceres and Vesta Converge in the Sky on July 5: How to See It

by Bob King June 26, 2014

I bet you’ve forgotten. I almost did. In April, we reported that Ceres and Vesta, the largest and brightest asteroids respectively, were speeding through Virgo in tandem. Since then both have faded, but the best is yet to come. Converging closer by the day, on July 5, the two will make rare close pass of each other […]

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Awesome Radar Images Reveal Asteroid 2014 HQ124′s Split Personality

by Bob King June 12, 2014

  On June 8, the 370-meter (about 1,300-ft.) asteroid 2014 HQ124 breezed by Earth at a distance of just 800,000 miles (1.3 million km). Only hours after closest approach, astronomers used a pair of radio telescopes to produce some of the most detailed images of a near-Earth asteroid ever obtained.  They reveal a peanut-shaped world called a ‘contact […]

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How Sentinel Will Hunt for Hidden Asteroids

by Jason Major June 5, 2014

Asteroids of various sizes whiz past our planet all the time. Some we know about, but many we don’t, and new ones are identified on an almost weekly basis. (In fact one such recently-discovered asteroid named 2014 HQ214, an object the length of an aircraft carrier, will pass us at a mere 3 lunar distances […]

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Asteroid 2014 KH39 Zips Just 1.1 LD from Earth – Watch it LIVE June 3

by Bob King June 1, 2014

Got any plans Tuesday? Good. Keep them but know this. That day around 3 p.m. CDT (20:00 UT) asteroid 2014 KH39 will silently zip by Earth at a distance of just 272,460 miles (438,480 km) or 1.14 LDs (lunar distance). Close as flybys go but not quite a record breaker. The hefty space rock will buzz across the […]

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