* Astronomy

ATel 9985: Spectroscopic observation of Gaia17abx (AT 2017ij) by NUTS (NOT Un-biased Transient Survey)

ATel 9983: Spectroscopic Classification of SN 2017hk as a Type IIP Supernova

ATel 9938: PESSTO classification and characterisation of AT 2016jbu / Gaia16cfr

ATel 9981: SALT spectroscopic classification of SN 2017lm (= ATLAS17aix) as a type-Ia supernova near maximum light

A major magnitude 7.3 earthquake occurred at 07:26:44 (UTC) on Friday, September 9, 2005 located in the New Ireland Region, Papua New Guinea. The hypocentral depth was estimated to be 96 km. The quake occurred 40 km EastSouthEast of Taron, and 140 km south east of Rabaul. Location 4.574 °...

Sunspots 12628 and 12627 and eastern limb captured with a 100mm f5 Helios refractor and Vesta pro webcam.

The Great Comet of 1472 (C/1471 Y1) was discovered on the 21st December 1471, and was visible for a total of 59 days. The English 'Chronicles of the White Rose of York' (1483) reported that "...this star was seen two or three hours before the Sun('s) rising in December, four days before Christmas, in th...

The Tunguska event was an aerial explosion that occurred at 60°55′ N 101°57′ E, near the Podkamennaya (Stony) Tunguska River in what is now Evenkia, Siberia, at 7:17 AM on June 30, 1908. The size of the...

NGC 1662 (also Lund 141, Cr 55, OCL 470) is a magnitude +7.0 open cluster located 1425 light years away in the constellation Orion. It is located within the Orion Arm in the northern part of Orion's Shield, just to the northwest of the star Pi1 Orionis, and is easily visible with 10x50 binoculars as a sma...

Daylight fireball over Norway on Jan 15th A bright light flash appeared in the Norwegian daylight skies on Sunday, January 15th, 2017, at about 12h 48min UT (13h 48min local time). An impressive event which was followed, according to witnesses (located from Eastern to Western regions of the countr...

Professor Bob Chambers, 1924-2016 Robert G (Bob) Chambers, Professor of Physics and Professor Emeritus in the School of Physics, died in Southmead Hospital on December 17, 2016 with complications following a fall. His former colleagues and friends Professors Emeriti Bob Evans and Mike Springf...

SBIRS GEO Flight 3 scheduled launch at 00:46 to 01:26 GMT, 20th January 2017. United Launch Alliance Atlas V 401 will launch the Space-Based Infrared System (SBIRS) GEO Flight 3 mission for the U.S. Air Force. Read more

Title: Two new confirmed massive relic galaxies: red nuggets in the present-day Universe Author: Anna Ferré-Mateu, Ignacio Trujillo, Ignacio Martín-Navarro, Alexandre Vazdekis, Mar Mezcua, Marc Balcells, Lilian Domínguez We confirm two new local massive relic galaxies, i.e. untouched sur...

Title: Asteroid 2014 YX49: a large transient Trojan of Uranus Author: C. de la Fuente Marcos, R. de la Fuente Marcos In the outer Solar system, primordial Trojan asteroids may have remained dynamically stable for billions of years. Several thousands of them accompany Jupiter in its journey around...

Title: EPIC 220204960: A Quadruple Star System Containing Two Strongly Interacting Eclipsing Binaries Author: S. Rappaport, A. Vanderburg, T. Borkovits, B. Kalomeni, J.P. Halpern, H. Ngo, G. N. Mace, B.J. Fulton, A.W. Howard, H. Isaacson, E.A. Petigura, D. Mawet, M.H. Kristiansen, T.L. Jacob...