Asteroid 2015 TB145 will give Earth a close (but safe!) shave overnight when it passes about 1.3 lunar distances from us. The illustration shows the many asteroids of the Main Belt between Mars and Jupiter and the orbit of 2015 TB145. Credit: NASA

How To Watch Tonight’s Spooky Flyby Of Asteroid TB145

First it’s a Supermoon, then Halloween fireballs hurtling from Taurus and now this — a chunky asteroid that will zip only a little farther than the moon from Earth overnight. Actual time of closest approach by the near-Earth asteroid 2015 TB145 occurs tomorrow morning around noon Central Daylight Time, but if you have a 6-inch or larger telescope,…
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New Horizons' last look at Pluto's Charon-facing hemisphere reveals intriguing geologic details that are of keen interest to mission scientists. This image, taken early the morning of July 11, 2015, shows newly-resolved linear features above the equatorial region that intersect, suggestive of polygonal shapes. This image was captured when the spacecraft was 2.5 million miles (4 million kilometers) from Pluto. 

Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

Last, Best Look At Pluto’s Spooky Spots 2 Days Before Flyby

This will be our final view of Pluto’s Charon-facing hemisphere for decades to come. It’s the one that hosts a remarkable series of four, evenly-spaced dark patches. They remind me of puzzle pieces, an apt comparison since so much about Pluto is still a puzzle. We first saw the inky blobs in photos returned by…
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All Eyes Will Be On Asteroid 2004 BL86 Monday Night

January’s been a busy month for skywatchers. Between bright comets, their outbursts and the recent triple shadow transit at Jupiter it’s finally time to catch our collective breath. Maybe hole up in the house and keep warm. Banish the thought. Monday night Jan. 26th an obscure asteroid with the moniker 2004 BL86 will make a…
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Even Tinier Asteroid 2014 EC Flies Just 48,000 Miles From Earth Tomorrow

Don’t forget to look both ways. You can hardly cross the street but another asteroid comes flying by. Last night astronomers discovered a new object named 2014 EC. This one’s tiny – only 33 feet (10 meters) across or about half the size of the asteroid that blasted to bits over Chelyabinsk, Russia last February. It…
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Asteroid 2014 DX110 Shoots By Earth Today, Misses Planet By 216,000 Miles

The space rocks just keep a comin’. This time, newly discovered 2014 DX110 will pass just 216,000 miles from the Earth today around 3 p.m. CST. Break out those stopwatches – this 98-foot-wide bugger will be speeding by at 32,076 mph. Bear in mind that close flybys of Earth are fairly routine with an average…
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