... 2007 November 23 . The Medusa Nebula . Credit Copyright : Don Goldman . ... Also known as Abell 21, this Medusa is an old planetary nebula some 1,500 light-years away in the constellation Gemini . ...
... 2001 January 23: Spherical Planetary Nebula Abell 39 . 2001 January 22: A Two Toned Crater on Asteroid Eros . 2001 January 21: Resolving Mira . ...
... 22) . SN . Method of SN discovery: code '*' is for SNe discovered photographically, blank field is for all other kinds of discoveries . (23) . SN . ...
... 8517 discovered Sept. 7.08, 1999 by C. Balland and M. Mouchet a type Ia at Mag 23.3 ... 8 south of the nucleus of the host galaxy (member of Abell 2218 ) ( Discovery image ...
... IAUC 8169 discovered 2002/04 by Nordic Optical Telescope near Abel 1961 type Ia currently at Mag < 27. 2002lg , IAUC 8150 ... 2002/11/03.3 by Subaru high-redshift supernova search group the brightest of which was Mag 23.4 (References: IAUC 8120 , 8259 ...
... com For the year 2012, 61 supernovae (23 CBAT, 17 unconfirmed, and 21 other sources ... Found in NGC 1309 at R.A. = 03h22m05s.35, Decl. = -15 23'15".6 . ... Located 23" east and 61" south of the center of NGC 3826 ( Discovery image ...