COBS NEWS Archive

Mar. 16, 2013

New Comet: C/2013 E2 (IWAMOTO)

Cbet nr. 3439, issued on 2013, March 14, announces the discovery of a new comet (discovery magnitude ~14) by Masayuki Iwamoto (Awa, Tokushima-ken, Japan) on three 60-s CCD frames taken on March 10.8 & 11.8 with a Pentax 100-mm f/4 lens and a Canon EOS 5D digital camera. The new comet has been designated C/2013 E2 (IWAMOTO).

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Mar. 08, 2013

Bright Comet in the Evening Sky

Skywatchers in the northern hemisphere should enjoy a rare treat in the next few weeks, as Comet C/2011 L4 PANSTARRS enters the evening sky. Although the brightness of comets is notoriously difficult to predict, it looks as though this object may even be visible to the naked eye in the second half of March.

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Mar. 07, 2013

Comet PANSTARRS Rises to the Occasion Mid-March

Comets visible to the naked eye are a rare delicacy in the celestial smorgasbord of objects in the nighttime sky. Scientists estimate that the opportunity to see one of these icy dirtballs advertising their cosmic presence so brilliantly they can be seen without the aid of a telescope or binoculars happens only once every five to 10 years. That said, there may be two naked-eye comets available for your viewing pleasure this year.

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Mar. 06, 2013

Comet to Make Close Flyby of Red Planet in October 2014

Comet 2013 A1 (Siding Spring) will make a very close approach to Mars in October 2014.

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Mar. 05, 2013

New Evidence That Comets Could Have Seeded Life On Earth

Its among the most ancient of questions: What are the origins of life on Earth? A new experiment simulating conditions in deep space reveals that the complex building blocks of life could have been created on icy interplanetary dust and then carried to Earth, jump-starting life.

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Mar. 05, 2013

Comet C/2013 A1 and its close approach to Mars

The discovery of comet C/2013 A1 (SIDING SPRING) was announced on Cbet nr. 3368 & M.P.E.C. 2013-A14, issued on 2013, January 05. The comet was discovered on CCD images obtained by notable Australian observer R. H. McNaught with the 0.5-m Uppsala Schmidt telescope a few days earlier on Jan. 03 (with a discovery magnitude 18.6).

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Jan. 28, 2013

New Comet: C/2013 B2 (CATALINA)

Cbet nr. 3390, issued on 2013, January 23, announces the discovery of a new comet (discovery magnitude 18.9) on images taken by J. A. Johnson with the Catalina Sky Surveys 0.68-m Schmidt telescope + CCD on January 16.2. The new comet has been designated C/2013 B2 (CATALINA). The apparently asteroidal object posted on the Minor Planet Centers NEOCP webpage, has been found to show cometary appearance by CCD astrometrists elsewhere.

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Jan. 11, 2013

New Comet: P/2013 A2 (SCOTTI)

Cbet nr. 3376, issued on 2013, January 08, announces the discovery of a new comet (discovery magnitude 19.5) by J. Scotti with the 691 Steward Observatory, Kitt Peak, on images obtained with the 0.9-m f/3 reflector + CCD on January 06.2. The new comet has been designated P/2013 A2 (SCOTTI).

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Jan. 03, 2013

New Comet: C/2012 Y3 (McNaught)

Cbet nr. 3367, issued on 2013, January 01, announces the discovery of a new comet (discovery magnitude 15.2) by the E12 Siding Spring Survey on images obtained with the 0.5-m Uppsala Schmidt + CCD on December 30.6. The new comet has been designated C/2012 Y3 (McNaught).

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Jan. 02, 2013

Recovery of comet 26P/Grigg–Skjellerup

MPEC 2012-Y30, issued 2012 December 26, reports our recovery of comet 26P/Grigg–Skjellerup. We found the comet on 2012 December 05.6 and December 14.5 at about magnitude 20. We imaged it remotely with the 2.0-m f/10 from the Siding Spring-Faulkes Telescope South.

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