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ASTRO BOB

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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
More blog posts about astro bob

Astro Bob blog: 1998 QE2 asteroid flyby an opportunity for pros and amateurs alike

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.

By Bob King , May 18, 2013

Astro Bob blog: Aurora alert tonight May 17-18, 2013

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.

By Bob King , May 18, 2013

Astro Bob blog: Space station spices up short May nights

The early bird is back! The International Space Station is once again making passes during morning twilight, putting in regular appearances for U.S. skywatchers. And I do mean early.

By Bob King , May 17, 2013

Astro Bob blog: Meteoroid hits moon, goes boom!

Anyone looking at the moon at the right time on St. Patrick's Day with a small telescope would have seen it - a pinpoint flash of light as a 1-foot rock slammed into the charcoal-black lunar soil.

By Bob King , May 17, 2013

Astro Bob blog: Lizard Lemmon Comet loses tail, grows a new one

Solar winds snapped off Comet Lemmon's ponytail this week and sent it reeling into space. Not to worry. Comets possess the remarkable ability, shared by many species of lizards, to grow new ones.

By Bob King , May 16, 2013

Astro Bob blog: A 3rd X-class flare rocks the sun

Two of the year's most powerful flares fired off from the sun's backside Sunday and at least 8 spot groups speckle the sun's white-hot surface. Now comes a 3rd big flare.

By Bob King , May 14, 2013

Astro Bob blog: You'll love this video of Lake Superior northern lights

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!

By Bob King , May 13, 2013

Astro Bob blog: Earth's ghostly light touches the crescent moon tonight

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.

By Bob King , May 12, 2013

Astro Bob blog: Curiosity rover sets sights on bumpy Cumberland rock

Cumberland's the next rock in line for the Mars rover's drill - will it have the right ingredients to make a microbe happy?

By Bob King , May 11, 2013

Astro Bob blog: Venus returns to the evening sky in grand style tonight

Guess who's finally come out of hiding? Yep, it's Venus, a planet we've seen neither hide nor hair of for months. And check out her chaperone - one of thinnest crescents moon you might ever see.

By Bob King , May 10, 2013

Astro Bob blog: See today's ring-of-fire eclipse on the Web

The New Moon will pass squarely in front of the sun later today treating South Pacific residents to an annular solar eclipse. The rest of us can happily watch it from the comfort of our homes.

By Bob King , May 09, 2013

Astro Bob blog: Curious about asteroids? Tune in to tonight's live stream by expert Lance Benner

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.

By Bob King , May 09, 2013

Astro Bob blog: Wise up with a visit to the Methuselah Star

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.

By Bob King , May 08, 2013

Astro Bob blog: Morning aurora topped off by avian cheer

I got up for the stars but stayed for the birds. Clear skies overnight allowed for a look at a surprise aurora display, comets PANSTARRS and Lemmon and a handful of spectacular Eta Aquarid meteors.

By Bob King , May 06, 2013

Astro Bob blog: Comet PANSTARRS for die-hards

Some of you have asked about a new map for locating famed Comet L4 PANSTARRS as it treks through Cepheus headed for the North Star. Well, here ya' go.

By Bob King , May 05, 2013

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