* Astronomy

Sunspot 12644 captured with a 100mm f5 Helios refractor and Vesta pro webcam.

The 16 - 36 metre wide asteroid 2017 FL63 will make a close pass (4.2 LD, 0.0107 AU), travelling at 17.29 km/second, to the Earth-Moon system on the 26th March 2017 @ 23:14 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

Scotland is pioneering a new project to protect the planet's ancient fossils with the launch of the world's first national Fossil Code. The code has been created to stop the damage caused by irresponsible collectors who use crowbars, sledgehammers and power saws in their search for relics. Fo...

ATel 9843: Optical and UV Re-brightening of Hydrogen-rich Super-Luminous Supernova PS16dtm/SN 2016ezh

Artists and scientists, and some who are both, join in the debate in the latest issue of The Biochemist. Once upon a time, a very long time ago, and long before they were around, neither art nor science mattered so much as where the next meal came from. But around 30,000 years ago, early humans sudde...

Title: The Chandra Dust Scattering Halo of Galactic Center transient Swift J174540.7-290015 Author: L. Corrales, B. Mon, D. Haggard, F. Baganoff, G. Garmire, N. Degenaar, M. Reynolds We report the detection of a dust scattering halo around a recently discovered X-ray transient, Swift J174540....

NASA's Stennis Space Center Conducts RS-25 Engine Test On March 23 Spoiler

NASA's Chandra X-ray Observatory has observed an unusual galaxy cluster that contains a bright core of relatively cool gas surrounding a quasar called 3C 186. This is the most distant such object yet observed, and could provide insight into the triggering of quasars and the growth of galaxy cluste...

ATel 10200: ASASSN-17du: Discovery of A Probable Supernova in SDSS J163319.94+234356.4

ATel 10199: ASASSN-17ds and ASASSN-17dt: Discovery of Two Probable Supernovae

Sunspot 12643 captured with a 100mm f5 Helios refractor and Vesta pro webcam.

ATel 9876: MAXI/GSC detection of a new outburst from GRS 1716-249/GRO J1719-24 or a new X-ray transient MAXI J1719-254

ATel 10197: Spectroscopic Classification of SN 2017cbr as a Type Ia Supernova

China to launch new weather satellite in second half of 2017 China will launch a new meteorological satellite in the second half of this year, which will be capable of detecting auroras, the China Aerospace Science and Technology Corporation (CASC) announced Thursday. The satellite, the country...

Title: SDSS J1640+1932: a spectacular galaxy-quasar strong lens system Author: Lin Wang, Yiping Shu, Ran Li, Zheng Zheng, Zhonglue Wen, Guilin Liu We present Canada-France-Hawaii Telescope (CFHT) MegaCam observations of a galaxy-quasar strong gravitational lens system, SDSS J1640+1932. T...