Herodotus (book IX, 10, book VIII, 131, and book IX, 1) reports that another solar eclipse was observed in Sparta during the next year, on August 1, 477 BC. The sky suddenly darkened in the middle of the sky, well after the battles of Thermopylae and Salamis, after the departure of Mardonius to Thessal...
New observations of exploding stars reveal pauses, flickers and flares not reliably seen before Astronomers have traced the waxing and waning light of exploding stars more closely than ever before and seen patterns that aren't yet accounted for in our current understanding of how these eruption...
What's being described as a big boom shook houses along the coast of North Carolina late Tuesday afternoon.
The boom could be felt from Ogden to Carolina Beach and in some cases Brunswick County. Some people described it as a loud bang. Others say it was like several explosions. They say their win...
NGC 456 (also ESO 29-SC38) is a magnitude +12.6 open star cluster and H II emission nebula located about 200,000 light-years away in the Small Magellanic Cloud in the constellation Tucana. The cluster was discovered by Scottish astronomer James Dunlop using a homemade 9-foot 22.86 cm (9 inch) f/12...
NGC 460 (also ESO 29-SC39) is a magnitude +12.5 open star cluster and H II emission nebula located about 200,000 light-years away in the Small Magellanic Cloud in the constellation Tucana. The cluster was first discovered by Scottish astronomer James Dunlop using a homemade 9-foot 22.86 cm (9 inch...
NGC 465 (also ESO 29-SC40) is a magnitude +11.5 open star cluster located in the Small Magellanic Cloud in the constellation Tucana. The cluster was discovered by Scottish astronomer James Dunlop using a homemade 9-foot 22.86 cm (9 inch) f/12 speculum Newtonian reflector at Paramatta, New South W...
Title: NGC 602 Environment, Kinematics and Origins Authors: L. Nigra, J. S. Gallagher III, L. J. Smith, S. Stanimirovic, A. Nota, E. Sabbi The young star cluster NGC 602 and its associated HII region, N90, formed in a relatively isolated and diffuse environment in the Wing of the Small Magellanic Cl...
NGC 1560 (also MCG 12-5-5, UGC 3060 and PGC 15488) is a magnitude +11.4 edge-on spiral galaxy located approximately 12 million light-years away with the IC 342/Maffei Group in the constellation Camelopardalis. The galaxy was discovered by German astronomer Ernst Wilhelm Leberecht Tempel using...
NGC 1573 (also MCG 12-5-8, UGC 3077 and PGC 15570) is a magnitude +11.7 elliptical galaxy located 194 million light-years away in the constellation Camelopardalis. The galaxy was discovered by German astronomer Ernst Wilhelm Leberecht Tempel using a 27.94 cm (11 inch) f/19 refracting telescope...
NGC 2256 (also MCG 12-7-15, UGC 3519 and PGC 19602) is a magnitude +12.5 elliptical galaxy located 241 million light-years away in the constellation Camelopardalis. The galaxy was discovered by German astronomer Ernst Wilhelm Leberecht Tempel using a 27.94 cm (11 inch) f/19 refracting telescop...
NGC 2314 (also MCG 13-6-3, UGC 3677 and PGC 20305) is a magnitude +12.2 elliptical galaxy located 176 million light-years away in the constellation Camelopardalis. The galaxy was discovered by German astronomer Ernst Wilhelm Leberecht Tempel using a 27.94 cm (11 inch) f/19 refracting telescope...
NGC 2258 (also MCG 12-7-16, UGC 3523 and PGC 19622) is a magnitude +11.9 spiral galaxy located 187 million light-years away in the constellation Camelopardalis. The galaxy was discovered by German astronomer Ernst Wilhelm Leberecht Tempel using a 27.94 cm (11 inch) f/19 refracting telescope at t...
NGC 6422 (also MCG 11-21-15 and PGC 60558) is a magnitude +14.8 lenticular galaxy located 349 million light-years away in the constellation Draco. The galaxy was discovered by American astronomer Lewis A. Swift using a 40.6 cm (16 inch) Alvan Clark and Sons refractor at the Warner Observatory, Eas...
NGC 6423 (also MCG 11-21-16 and PGC 60576) is a magnitude +14.7 compact galaxy located 333 million light-years away in the constellation Draco. The galaxy was discovered by American astronomer Lewis A. Swift using a 40.6 cm (16 inch) Alvan Clark and Sons refractor at the Warner Observatory, East Av...