|
|
NGC 6781
(Preview)
NGC 6781 (also The Ghost of the Moon Nebula, IRAS 19160 + 0626, and PK 041-02 1) is a magnitude +11.4 planetary nebula located about 3,000 light-years away in the constellation Aquila. The planetary nebula spans about 3', with a true diameter of about 2 light-years. The magnitude +16.9 central sta...
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6828
(Preview)
NGC 6828 is a magnitude +8.8 group of stars around the star SAO 125116, located near to Altair, in the constellation Aquila. The asterism was discovered by German-British astronomer William Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflector at Windsor Road, Slough, on the 30th July 1788....
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6506
(Preview)
NGC 6506 (also ESO 521-SC6 and OCL 16) is an open star cluster located in the constellation Sagittarius. The cluster was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflecting telescope at the Cape of Good Hope on the 29th July 1834. Right Ascension 17h...
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6525
(Preview)
NGC 6525 (also GC4362) is an open star cluster, or asterism, located ~4680 light-years away in the constellation Ophiuchus. The cluster was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflecting telescope at Slough, England, on the 29th July 1829. R...
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6709
(Preview)
NGC 6709 (also Collinder 392 and OCL 100) is a magnitude +6.7 open star cluster located 3,900 ±570 light-years away in the constellation Aquila. The star Zeta Aquilae is 5° southwest, and the open star cluster IC 4756 is located 6° towards the northeast. The cluster was discovered by British astron...
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6208
(Preview)
NGC 6208 (also Collinder 313, ESO 179-SC14 and OCL 964) is a magnitude +7.5 open star cluster located 3,062 light-years away in the constellation Ara. 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 Par...
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6683
(Preview)
NGC 6683 (also OCL 74) is a magnitude +9.4 open star cluster located in the constellation Scutum. The open cluster was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflecting telescope at Slough, England, on the 28th July 1827. Right Ascension 18h 42m 12...
|
Blobrana
|
0
|
|
|
|
|
|
Messier 28
(Preview)
Title: Variable stars in the globular cluster M28 (NGC 6626) Authors: G. Prieto (1,2), M. Catelan (1,3), R. Contreras Ramos (1,4), B. J. Pritzl (5), H. A. Smith (6), J. Alonso-Garcia (1,3) ((1) PUC-Chile, (2) LCO-Chile, (3) MWM Nucleus-Chile, (4) Univ. Bologna, (5) UW-Oshkosh, (6) MSU) We present...
|
Blobrana
|
1
|
|
|
|
|
|
Ruprecht 147
(Preview)
Nearby Star Cluster, Long Forgotten, Now Discovered to Be Useful in Studies of Sun and Search for Planets Like Earth A loose group of stars, known for over 180 years but never before studied in detail, has been revealed to be an important new tool in the quest to understand the evolution of stars like th...
|
Blobrana
|
2
|
|
|
|
|
|
NGC 6966
(Preview)
NGC 6966 is a double star located in the constellation Aquarius. The double star (or possible a nearby galaxy) was discovered by German-Danish astronomer Heinrich Louis d'Arrest using a 27.94 cm (11-inch) f/17.5 Merz refractor at the Copenhagen Observatory on the 26th July 1865. Right Ascension...
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6682
(Preview)
NGC 6682 is an open star cluster or star cloud located in the constellation Scutum. The star cloud was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflecting telescope at Slough, England, on the 25th July 1827. Right Ascension 18h 39m 37.0s, Declinati...
|
Blobrana
|
0
|
|
|
|
|
|
NGC 6863
(Preview)
NGC 6863 is an asterism located in the constellation Aquila. The asterism was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflecting telescope at Slough, England, on the 25th July 1827. Right Ascension 20h 05m 07.3s, Declination -03° 33' 13"
|
Blobrana
|
0
|
|
|
|
|
|
NGC 3293
(Preview)
Lives and Deaths of Sibling Stars In this striking new image from ESO's La Silla Observatory in Chile young stars huddle together against a backdrop of clouds of glowing gas and lanes of dust. The star cluster, known as NGC 3293, would have been just a cloud of gas and dust itself about ten million year...
|
Blobrana
|
0
|
|
|
|
|
|
V838 Monocerotis
(
1 2 3
)
(Preview)
Spitzer Observations of V838 Monocerotis: Detection of a Rare Infrared Light Echo
Authors: D.P.K. Banerjee, K.Y.L. Su, K.A. Misselt, N.M. Ashok
Reaserchers present Spitzer observations of the unusual variable [url=http://www.geocities.com/douglasrana/v838.htm]V...
|
Blobrana
|
20
|
|
|
|
|
|
NGC 6704
(Preview)
NGC 6704 (also Collinder 390 and OCL 82) is a magnitude +9.2 open star cluster located 9700 light-years away in the constellation Scutum. The double star was discovered by German astronomer Friedrich August Theodor Winnecke using a 7.62 cm (3-inch) Merz refracting telescope at Gottingen on the 23...
|
Blobrana
|
0
|
|
|
