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Science & Tech News tagged with comet

'Life Chemical' Detected in Comet
Science & Tech  (tags: NASA, Scientists, Discovery, Comet, Chemical, Building Block, Amino Acid, Life, Organisms, Molecules, Comet Wild-2, 2004, Stardust Probe )

Rosemary
- 99 days ago - news.bbc.co.uk
Scientists have identified one of the fundamental chemical buildings blocks of life in a comet for the first time, the US space agency (Nasa) reports. Glycine is an amino acid found in proteins, the sophisticated molecules that organisms use > Cont.
4 comments
'Life Chemical' Detected in Comet
Science & Tech  (tags: scientists, comet, chemical, life, glycine, amino acids )

Sharon
- 99 days ago - news.bbc.co.uk
Scientists have identified one of the fundamental chemical buildings blocks of life in a comet for the first time, (Nasa) reports.Glycine is an amino acid found in proteins,the sophisticated molecules that organisms use to build & maintain their systems.
1 comment
1908 Tunguska Blast Caused By An Exploding Hydrogen-Saturated Comet
Science & Tech  (tags: 1908 Tunguska blast, comet, space, astronomy, deep impact, interesting, news, world, science, tech, technology, research, discovery, energy, russia, concept, scientist, physics, invesitgation, study, environment )

SirRobert
- 233 days ago - spacedaily.com
A Russian scientist has determined that the devastating effects of the 1908 Tunguska blast were caused by a hydrogen-saturated comet, and it could happen again!
9 comments
Solar System 'Bounce' May Send Comets Our Way! - (Archive)
Science & Tech  (tags: galactic plane, Milky Way Galaxy, galaxy, Universe, Solar System, Earth, comet, asteroid, meteor, mega-disaster, galactic alignment, 2012, astronomy, archaeology, computer, concept, discovery, energy, humans, interesting, science, world, technology, space )

SirRobert
- 318 days ago - newscientist.com
Computer-generated model simulations of our Solar System, as it travels through the galactic plane of the Milky Way Galaxy, reveals the cometary bombardment of Earth and the inner Solar System. (See comment-line for additional url information).
12 comments
Study: Diamonds Link Comet To Mammal Extinction
Science & Tech  (tags: comet, Earth, diamonds, extinction, mammals, animals, wildlife, North America, discovery, concept, ancient, environment, history, interesting, news, research, science, scientists, space, study, tech, technology, world, geology )

SirRobert
- 326 days ago - cnn.com
Tiny diamonds discovered in the soil of North America are "strong evidence" of a comet strike 13,000 years ago, which led to a mammal extinction level event.
1 comment
Comet Smashed Mars Out of Shape?
Science & Tech  (tags: mars, comet, asteroid )

Brian
- 515 days ago - timesofindia.indiatimes.com
A giant crater made by an asteroid or comet explains why Mars is so lopsided, with a basin on one hemisphere and high terrain on the other, three separate teams of scientists said.The impact gouged out a hole 8,500km across and 10,600km long.
1 comment
The Tunguska Meteorite As A Warning From Outer Space
Science & Tech  (tags: russia, impact, meteor, asteroid, comet, space, scientists, space, study, world, society, science, research, safety, interesting, humans, habitat, environment, investigation, energy, concept, astronomy )


- 622 days ago - spacedaily.com
Almost a century ago, on June 17 (30), 1908, a massive explosion occurred near the Podkamennaya Tunguska River, in what is now Russia's Krasnoyarsk Territory, Central Siberia.
1 comment
NEW YEAR COMET | SpaceWeather.Com
Science & Tech  (tags: space, weather, comet, new, year, tuttle, solar system, earth )

Jean
- 696 days ago - spaceweather.com
After a 13.6-year absence, Comet 8P/Tuttle is once again traveling through the inner solar system. At closest approach to Earth on Jan 1-2, 2008, the comet will brighten to 5 or 6 magnitude, barely visible to naked eye but a fine target for t'scope, cam.
1 comment
Deep Impact Has New Mission for New Year
Science & Tech  (tags: Deep Impact, spacecraft, comet, mission, nasa, astronomy, scientists, extrasolar planets, space, interesting )

Laurel
- 712 days ago - space.com
A former comet-slamming spacecraft will swing by Earth on New Year's Eve before starting a two-and-a-half-year journey to Comet Hartley 2.
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Full Moon Will Soon Overshadow Comet
Science & Tech  (tags: comet, moon, astronomy )

Laurel
- 739 days ago - news.yahoo.com
If you haven't seen the mysteriously large comet prominent in the sky in recent weeks, better look soon, astronomers say. The erupting body and its expanding cosmic dust cloud will soon be overshadowed by a commonplace full moon.
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Hubble Zooms In On Heart Of Mystery Comet -- Comet Holmes
Science & Tech  (tags: nasa, Hubble, comet, astronomy, space, interesting )

Laurel
- 741 days ago - sciencedaily.com
Astronomers have used Hubble's powerful resolution to study Comet Holmes' core for clues about how the comet brightened.
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Comet 17P/Holmes Bigger Than The Sun | Dave Jewitt
Science & Tech  (tags: comet, holmes, bigger, sun, solar system, expand, largest, pictures )

Jean
- 742 days ago - ifa.hawaii.edu
Formerly, the Sun was the largest object in the Solar System. Now, comet 17P/Holmes holds that distinction. It continues to expand and is now the largest single object in the Solar System, being bigger than the Sun (see Figure).
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Comet Bursts Into View
Science & Tech  (tags: discovery, scientists, space, comet, astronomy, interesting )

Laurel
- 754 days ago - news.com
Last week Comet Holmes was just another fuzzball you could only see with a telescope--until it suddenly brightened a million times in a few hours.
2 comments
APOD: 2007 October 29 - A Telescopic View of Erupting Comet Holmes
Science & Tech  (tags: astronomy, interesting, science, comet, Holmes comet, exploding )

Elaine
- 755 days ago - antwrp.gsfc.nasa.gov
What's happened to Comet Holmes? A normally docile comet discovered over 100 years ago, Comet 17P/Holmes suddenly became nearly one million times brighter last week, possibly over just a few hours. In astronomical terms, the comet brightened from magnitud
3 comments
   

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