Description of a singular Phenomenon seen at Baton Rouge, by William Dunbar, Esq. communicated by Thomas Jefferson, President A. P. S. A phenomenon was seen to pass Baton Rouge on the night of the 5th April 1800, of which the following is the best description I have been able to obtain. It was first see...
On April 5. 1820, an aerolite fell on board a vessel in lat. about 20° N., and 51° W. long. It fell from a cloud, attended by heavy rain, and had the smell of sulphur. Source
Messier 50 (also M50, NGC 2323, Collinder 124 and OCL 559) is a magnitude +5.9 open star cluster located 3200 light years away in the constellation Monoceros. The cluster contains about 200 stars. The brightest of these has an observed brightness of +9.0 and belongs to the spectral type B8. The clus...
NGC 2786 (also IRAS 09108+1238, MCG 2-24-2, UGC 4861 and PGC 26008) is a magnitude +13.3 spiral galaxy located 221 million light years away in the constellation Cancer. The galaxy was discovered by German astronomer Albert Marth using a 121.92 cm (48 inch) speculum reflector on the 5th April 1864....
NGC 3357 (also MCG 2-28-2, UGC 5206, UGC 5854A and PGC 32032) is a magnitude +12.7 elliptical galaxy located 451 million light years away in the constellation Leo. The galaxy was discovered by German astronomer Albert Marth using a 121.92 cm (48 inch) speculum reflector on the 5th April 1864. Right...
NGC 3382 is a magnitude +11.8 double star located in the constellation Leo Minor. The double star was discovered by Irish astronomer Lawrence Parsons, 4th Earl of Rosse using a 182.88 cm (72 inch) speculum reflector at Birr Castle on the 5th April 1874. Right Ascension 10h 48m 25.5s, Declination +3...
NGC 3751 (also Arp 320, HCG 57F, Copeland's Septet, MCG 4-28-9, UGC 6601 and PGC 36017) is a magnitude +14.4 lenticular galaxy located 432 million light years away in the constellation Leo. The galaxy is forms part of Copeland's Septet. The galaxy was discovered by British astronomer Ralph Copela...
NGC 3754 (also Arp 320, HCG 57D, Copeland's Septet, IRAS 11352+2216, MCG 4-28-11 and PGC 36018) is a magnitude +14.3 face-on spiral galaxy located 413 million light years away in the constellation Leo. The galaxy is forms part of Copeland's Septet. The galaxy was discovered by British astronomer...
NGC 4230 (also Collinder 253 and OCL 874) is a magnitude +9.4 open star cluster located in the constellation Centaurus. The cluster was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflector at the Cape of Good Hope on the 5th April 1837. Right Ascension 1...
NGC 5226 (also PGC 47877) is a magnitude +15.8 spiral galaxy located 337 million light years away in the constellation Virgo. The galaxy was discovered by Danish-Irish astronomer Johann Louis Emil Dreyer using a 182.88 cm (72 inch) speculum reflector at Birr Castle on the 5th April 1877. Right Asc...
Title: Herschel evidence for disk flattening or gas depletion in transitional disks Author: J. T. Keane, I. Pascucci, C. Espaillat, P. Woitke, S. Andrews, I. Kamp, W.-F. Thi, G. Meeus, W. R. F. Dent Transitional disks are protoplanetary disks characterised by reduced near- and mid-infrared emis...
Title: The host of the SN-less GRB 060505 in high resolution Author: C.C. Thöne, L. Christensen, J.X. Prochaska, J.S. Bloom, J. Gorosabel, J.P.U. Fynbo, P. Jakobsson, A.S. Fruchter The spiral host galaxy of GRB 060505 at z=0.089 was the site of a puzzling long duration burst without an accompanyin...
Title: IC 5181: An S0 Galaxy with Ionised Gas on Polar Orbits Author: Alessandro Pizzella, Lorenzo Morelli, Enrico Maria Corsini, Elena Dalla Bonta`, Mary Cesetti The nearby S0 galaxy IC 5181 is studied to address the origin of the ionised gas component that orbits the galaxy on polar orbit. We perf...
