STAFF BLOG ASTRO BOB Curiosity rover ramps up for road trip to Glenelg
Hi-ho, hi-ho, it's off to Glenelg we go! Scientists with the Mars mission have chosen Curiosity's first exploration destination, a little place nicknamed Glenelg (after a village in Scotland) near t... Posted on 8/18/12 at 11:16 AM
An asteroid it would take an hour to walk across will speed past Earth on May 31 and provide radio astronomers a perfect opportunity to nab closeup views of its surface. Skywatchers with small telescopes will see it too.
If it were clear here in Duluth, I'm sure we'd be seeing northern lights. The Kp index, an indicator of magnetic activity around the Earth, shot up to "5" or minor storm level around 11 p.m. Central time Friday night- Sat. morning.
Shawn Malone of Marquette, Mich. has created a masterpiece of video. Malone recently finished a year-long project shooting more than 10,000 pictures of the aurora borealis from 33 separate locations on many cold nights. Enjoy!
Wow, the moon sure looked lovely last night. At dusk it was a sharp crescent against the blue sky, but later the entire disk was visible thanks to the the Full Earth. See the painterly ways of Earth again tonight.
Ever wonder how scientists get such detailed radar images of asteroids that only look like points of light in optical telescopes? You'll find out tonight. We also look at ways to deflect potentially nasty asteroids.
The sun's been around for nearly 5 billion years with another 5 billion to go before it balloons into a red giant and toasts the Earth like a marshmallow held too close to the fire. Meet a star that makes ours seem positively young.
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