Comets and asteroids - page 12

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Fragments of the April's daylight fireball found in California

The large fireball illuminated the sky over the Sierra Nevada mountains and created sonic booms that were heard over a wide area on Sunday, April 22, 2012. Peter Jenniskens, an expert in meteors and meteorites, has been successful in locating fragments from the huge

April 26, 2012

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Earth Day 2012 Lyrid meteor shower

Earth Day in 2012 coincided with the Lyrid maximum. Many observers were pleasantly surprised thanks in part to the lack of a bright moon.! According to the International Meteor Organization, the Lyrid meteor shower peaked on April 22nd around 0000 UTC with a

April 22, 2012

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A guide for skywatchers: 2012 Lyrid meteor shower

Each year the Earth passes through trail of Comet Thatcher (C/1861 G1) as it makes a 415-year highly elliptical journey around the Sun and have been observed for more than 2,600 years. The meteors from comet Thatcher occur when comet dust slams into Earth's

April 20, 2012

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Lyrid meteor shower peaks this week

Earth is approaching the debris field of ancient Comet Thatcher, source of the annual Lyrid meteor shower. Every year in late April Earth passes through the dusty tail of Comet Thatcher (C/1861 G1), and the encounter causes a meteor shower - the Lyrids. This year the

April 17, 2012

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Comet Swan dove into the Sun's atmosphere

Last week SOHO's SWAN instrument discovered a bright comet on its way to dive into Sun. It has been named COMET SWAN and it is one of the brightest Kreutz-group comets ever observed by SOHO beside Comet Lovejoy from  December last year. Sungrazing Comet SWAN dove

March 16, 2012

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Lovejoy's brother - Bright comet dives into radiation storm

Another bright comet is diving into the sun. It was discovered just last week by SOHO's SWAN instrument, so it has been named "Comet SWAN." The comet's death plunge ( or "swan dive") comes just as the sun has unleashed a strong flare and radiation storm around

March 14, 2012

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Fireballs of February - big space rocks hitting Earth's atmosphere

In the middle of the night on February 13th, something disturbed the animal population of rural Portal, Georgia. Cows started mooing anxiously and local dogs howled at the sky. The cause of the commotion was a rock from space."At 1:43 AM Eastern, I witnessed an

February 23, 2012

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Ancient meteorite impact crater in Manson, Iowa causing problems for town's water supply

Manson residents are struggling to locate a site for the town's well due to the geological impact of the meteorite. The remains of a 2.4 km-wide (1.5 mile), 10 billion-ton meteorite are causing problems for a Manson, small Iowa town in US, after it crashed onto the

February 19, 2012

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Moon mineral Tranquillityite found in western Australia

Scientists have identified what appear to be terrestrial versions of tranquillityite in billion-year-old rocksin Western Australia. Tranquillityite is a mineral consisting of iron, zirconium, yttrium, titanium, silicon and oxygen. It is named after the moon's Sea of

January 09, 2012

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2012 Quadrantids guide for skywatchers

Earth is about to pass through a stream of debris from 2003 EH1, a comet fragment that produces the annual Quadrantid meteor shower. Forecasters expect the shower to peak around 07:20 UT (02:20 am EST) on Wednesday morning, January 4th. At maximum, as many as 100

January 04, 2012

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The 2012 Quadrantid meteor shower

The first meteor shower this year —  Quadrantid meteor shower —  will occur at around 2 a.m. EST (0700 GMT) on Jan. 4. While many meteor displays in 2011 were washed out by a bright moon, the Quadrantid meteor shower is expected to put on a spectacular light

January 03, 2012

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Night sky guide for January 2012

January brings us striking views of the night skies! You’ll be able to see well known constellations during the long hours of darkness in the Northern hemisphere, with crisp cold skies. This is an ideal time to get out and look at the wonders of the night sky as t

January 02, 2012

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Comet Lovejoy now visible with naked eye

Comet Lovejoy's tail is visible after all,  from around the southern hemisphere. It can be visible just before sunrise. Reports of two tails indicates that it develop dust and ion tail. The gaseous tail is blow almost directly away from the sun by solar wind

December 22, 2011

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Amazing comet Lovejoy

The unexpected survival of comet Lovejoy has amazed astronomers because most comets that have close encounters with the sun are destroyed. Many researchers predicted the comet would likely fizzle out, as the chances of its survival were so low. Comet

December 19, 2011

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Death of Comet Lovejoy - Update

First video of Comet Lovejoy through the AIA telescope on @NASA_SDO First visual of Comet Lovejoy - watch here  UPDATE: 00:23   SDO has completed the off-point maneuver, is sending the images to the ground. Look for images in few

December 15, 2011

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Comet Lovejoy - Update

Comet Lovejoy (C/2011 W3) is on the path of selfdestruction. It is set to pass through the sun's intensely hot corona, within 87,000 miles (140,000 km) of the solar surface. This point of closest approach, called perihelion, is expected at 7 p.m. EST Dec. 15

December 15, 2011

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Comet Lovejoy - Don't miss it!!!

Comet Lovejoy (C/2011 W3) could become as bright as Jupiter or Venus when it "flames out," the glare of the sun will hide the event from human eyes. Solar observatories in space, however, will have a grand view. Yesterday the brightening comet entered the

December 13, 2011