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Bob KingArticles: 409 results from the past year. For older articles, see advanced options.
Astro Bob blog: Hey, where are all the Milky Way supernovas?
Hard to believe it's been over 400 years since anyone's seen a supernova in the Milky Way galaxy. Why is that exactly?
Sunday, March, 24, 2013 - Duluth News Tribune - News
Hard to believe it's been over 400 years since anyone's seen a supernova in the Milky Way galaxy. Why is that exactly?
Sunday, March, 24, 2013 - Duluth News Tribune - News
Astro Bob blog: Don't give up on Comet PANSTARRS yet
We've had a good week for Comet PANSTARRS watching in the Duluth region. I hope you've also had an opportunity to go out for a look. Here are few pix plus a new-style map that will make finding it easier.
Saturday, March, 23, 2013 - Duluth News Tribune - News
We've had a good week for Comet PANSTARRS watching in the Duluth region. I hope you've also had an opportunity to go out for a look. Here are few pix plus a new-style map that will make finding it easier.
Saturday, March, 23, 2013 - Duluth News Tribune - News
Astro Bob blog: The Universe - 100 million years older but just as vibrant
The Planck spacecraft recently discovered the universe is 100 million older than previously thought - 13.8 billion years vs. 13.7 billion. Crunched down to human scale, that would be like waking up today at age 30 and discovering you were suddenly 72 days older.
Friday, March, 22, 2013 - Duluth News Tribune - News
The Planck spacecraft recently discovered the universe is 100 million older than previously thought - 13.8 billion years vs. 13.7 billion. Crunched down to human scale, that would be like waking up today at age 30 and discovering you were suddenly 72 days older.
Friday, March, 22, 2013 - Duluth News Tribune - News
Astro Bob blog: Hello world, meet the new Chelyabinsk meteorite
It's official. February's Russian fireball finally has a birth certificate with a name: Chelyabinsk. Come take a look at its heritage.
Thursday, March, 21, 2013 - Duluth News Tribune - News
It's official. February's Russian fireball finally has a birth certificate with a name: Chelyabinsk. Come take a look at its heritage.
Thursday, March, 21, 2013 - Duluth News Tribune - News
Catch a comet by the tail
Comet PanSTARRS joins the company of an old white pine tree in Normanna Township north of Duluth on Tuesday in evening twilight.
Thursday, March, 21, 2013 - Duluth News Tribune - News
Comet PanSTARRS joins the company of an old white pine tree in Normanna Township north of Duluth on Tuesday in evening twilight.
Thursday, March, 21, 2013 - Duluth News Tribune - News
Astro Bob blog: Two new man-made craters grace the moon
I'm a happy cheerleader for the moon and would love to get my eyes on the two new man-made craters punched into a mountainside near its north pole. Fortunately, we have photos.
Wednesday, March, 20, 2013 - Duluth News Tribune - News
I'm a happy cheerleader for the moon and would love to get my eyes on the two new man-made craters punched into a mountainside near its north pole. Fortunately, we have photos.
Wednesday, March, 20, 2013 - Duluth News Tribune - News
Astro Bob blog: Wake up to spring tomorrow and see the space station
Pretty soon I'll need a team of archaeologists to re-discover my lawn under several feet of snow, but that won't stop the arrival of spring tomorrow morning.
Tuesday, March, 19, 2013 - Duluth News Tribune - News
Pretty soon I'll need a team of archaeologists to re-discover my lawn under several feet of snow, but that won't stop the arrival of spring tomorrow morning.
Tuesday, March, 19, 2013 - Duluth News Tribune - News
Astro Bob blog: St. Pat's aurora update plus a pleasing lunar lineup tonight
The sun's wind of particles has been pounding Earth's defensive magnetic shield since early this morning. A magnificent display of auroras erupted in response. They may be out again early this evening.
Monday, March, 18, 2013 - Duluth News Tribune - News
The sun's wind of particles has been pounding Earth's defensive magnetic shield since early this morning. A magnificent display of auroras erupted in response. They may be out again early this evening.
Monday, March, 18, 2013 - Duluth News Tribune - News
Astro Bob blog: Finally ... a beautiful Comet PANSTARRS night from Duluth, Minn.
We've waited 10 nights for clear skies in the Duluth, Minn. region and last night was the charm. Comet PANSTARRS took center stage in the western sky.
Sunday, March, 17, 2013 - Duluth News Tribune - News
We've waited 10 nights for clear skies in the Duluth, Minn. region and last night was the charm. Comet PANSTARRS took center stage in the western sky.
Sunday, March, 17, 2013 - Duluth News Tribune - News
Astro Bob blog: Lucky green auroras fill the sky on St. Pat's Day morning
The sky lit up with brilliant green auroras over northern Minnesota early this morning just in time for St. Patrick's Day.
Sunday, March, 17, 2013 - Duluth News Tribune - News
The sky lit up with brilliant green auroras over northern Minnesota early this morning just in time for St. Patrick's Day.
Sunday, March, 17, 2013 - Duluth News Tribune - News
Astro Bob blog: A map to help you see Comet PANSTARRS all March long
Darn moon. Just can't depend on it. Pity it's moved far from Comet PANSTARRS. Does that mean you shouldn't bother with the comet anymore? No! Here's a map to keep you on it.
Saturday, March, 16, 2013 - Duluth News Tribune - News
Darn moon. Just can't depend on it. Pity it's moved far from Comet PANSTARRS. Does that mean you shouldn't bother with the comet anymore? No! Here's a map to keep you on it.
Saturday, March, 16, 2013 - Duluth News Tribune - News
Astro Bob blog: STEREO beams back stunning new PANSTARRS pics
I thought the pictures of Comet PANSTARRS were sweet enough when NASA's STEREO-B solar observatory captured its first views of comet and Earth from outer space a few days ago. No, no. This one's much better. See the video, too.
Friday, March, 15, 2013 - Duluth News Tribune - News
I thought the pictures of Comet PANSTARRS were sweet enough when NASA's STEREO-B solar observatory captured its first views of comet and Earth from outer space a few days ago. No, no. This one's much better. See the video, too.
Friday, March, 15, 2013 - Duluth News Tribune - News
Astro Bob blog: Get the lowdown on fireballs; PANSTARRS first impressions
NASA launched a new website this month to share information gathered by U.S. military sensors on super-sized meteors like the recent blast over Chelyabinsk, Russia. I also share a few impressions of the mighty comet.
Thursday, March, 14, 2013 - Duluth News Tribune - News
NASA launched a new website this month to share information gathered by U.S. military sensors on super-sized meteors like the recent blast over Chelyabinsk, Russia. I also share a few impressions of the mighty comet.
Thursday, March, 14, 2013 - Duluth News Tribune - News
Astro Bob blog: Curiosity finds Mars has the right stuff for life
Curiosity finds the essential elements supportive of life on Mars.
Wednesday, March, 13, 2013 - Duluth News Tribune - News
Curiosity finds the essential elements supportive of life on Mars.
Wednesday, March, 13, 2013 - Duluth News Tribune - News
Astro Bob blog: Comet PANSTARRS shares stage with crescent moon
Enjoy a couple beautiful photos of last night's comet-crescent rendezvous and get ready for another tonight.
Wednesday, March, 13, 2013 - Duluth News Tribune - News
Enjoy a couple beautiful photos of last night's comet-crescent rendezvous and get ready for another tonight.
Wednesday, March, 13, 2013 - Duluth News Tribune - News
Astro Bob blog: Tough time finding Comet PANSTARRS? Crescent moon to the rescue!
This comet is proving harder to see with the naked eye than expected. Even the pros are having trouble. Let the moon make it easy for you tonight.
Tuesday, March, 12, 2013 - Duluth News Tribune - News
This comet is proving harder to see with the naked eye than expected. Even the pros are having trouble. Let the moon make it easy for you tonight.
Tuesday, March, 12, 2013 - Duluth News Tribune - News
Astro Bob blog: Mercury MESSENGER mission scores 100%
Nice job MESSENGER! After two years in orbit, the entire planet of Mercury has been mapped. Can a cellphone map app be far behind?
Monday, March, 11, 2013 - Duluth News Tribune - News
Nice job MESSENGER! After two years in orbit, the entire planet of Mercury has been mapped. Can a cellphone map app be far behind?
Monday, March, 11, 2013 - Duluth News Tribune - News
Astro Bob: Comet PANSTARRS finally sails into northern skies
We've been dogged by clouds, so no Comet L4 PANSTARRS update from my backyard in Duluth. Others across the U.S. have had better luck, spotting it just a few degrees above the western horizon a half hour after sunset.
Sunday, March, 10, 2013 - Duluth News Tribune - News
We've been dogged by clouds, so no Comet L4 PANSTARRS update from my backyard in Duluth. Others across the U.S. have had better luck, spotting it just a few degrees above the western horizon a half hour after sunset.
Sunday, March, 10, 2013 - Duluth News Tribune - News
Astro Bob blog: Russian BLITS satellite blitzed by Chinese space debris
Russia's really getting beat up on lately. First the fireball and now one of its satellites gets whacked by a piece of Chinese space junk.
Saturday, March, 09, 2013 - Duluth News Tribune - News
Russia's really getting beat up on lately. First the fireball and now one of its satellites gets whacked by a piece of Chinese space junk.
Saturday, March, 09, 2013 - Duluth News Tribune - News
Astro Bob blog: Thank Butterflies For Daylight Saving Time
Time is what we make of it, and this weekend citizens of 70 countries across the world will advance their clocks one hour in homage to daylight saving time. How exactly did this all get started?
Friday, March, 08, 2013 - Duluth News Tribune - News
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Time is what we make of it, and this weekend citizens of 70 countries across the world will advance their clocks one hour in homage to daylight saving time. How exactly did this all get started?
Friday, March, 08, 2013 - Duluth News Tribune - News
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