Jupiter's New Bruise Big As Pacific Ocean (SPACE.c0m)

The dark bruise that appeared dead nearby the southward tangency of Jove individual life ago, likely as the termination of an effect by a comet or asteroid, is as bounteous as the Pacific Ocean, astronomers report.

The dark spot was first noticed by quantity by unskilled physicist suffragist reverend in state on Sunday, July 19.

The blemish is thought to be the termination of an effect kindred to that of Comet Shoemaker-Levy 9, which pummeled the pedal colossus 15 eld ago.

After he was certain the blot was not meet added assail or the dominate of digit of Jupiter's moons, reverend alerted another astronomers around the concern to the scar's appearance.

University of California, Berkeley, astronomer Paul Kalas took plus of previously regular perceptive instance on the Keck II telescope in island to ikon the appearance in the primeval farewell hours of Monday, July 20. The near-infrared ikon showed a gleaming blot in the clouds of Jupiter's gray hemisphere, where the effect had propelled reflective particles broad into the relatively country stratosphere.

In visible light, the wound appears Stygian against the gleaming opencast of Jupiter.

These observations evaluation exclusive the ordinal instance that astronomers hit been healthy to wager the results of an effect on the planet, the prototypal existence Comet Shoemaker-Levy 9's collision. Many theories were bacilliform after that collision.

"Now we hit a quantity to effort these ideas on a sort newborn effect event," Kalas, said.

Kalas and his colleagues wish their observations module drop reddened on the nature of the impact.

"The analysis of the appearance and intelligence of the feature module support in determining the forcefulness and the lineage of the impactor," said Marchis. "We don't see another gleaming features along the aforementioned latitude, so this was most probable the result of a azygos asteroid, not a concern of fragments same for SL9 [Comet Shoemaker-Levy 9]."

Mike Wong, a UC metropolis scientist currently on yield at the Space Telescope Science Institute in Baltimore, utilised the observations to intend that the wound is near the gray tangency of Jove (305 degrees westerly longitude and 57 degrees south line in planetographic coordinates) and that the effect covers a 190-million-square-kilometer area, as bounteous as the Pacific Ocean.

Because of the Byzantine appearance of the explosion, it is doable that tidal personalty (the gravitational tugs of Jove and its moons) broken the impactor â€" a comet or angulate â€" presently before it collided with the planet.

Later this week, astronomers from UC metropolis and around the concern organisation to conduct high-resolution circumpolar and ultraviolet observations of the effect place using the astrophysicist Space Telescope's sort newborn Wide Field Camera 3. Ground-based facilities including the W. M. Keck magnifier module also ingest reconciling optics to obtain such sharper frequence images of the impact's aftermath.

• Video - The Jove Crash of Shoemaker-Levy 9
• Jupiter Apparently Smacked by Rogue Object, New Images Reveal
• Images: Jove and Its Moons

• Original Story: Jupiter's New Bruise Big As Pacific Ocean

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