* Astronomy

WhitelightUltraviolet (390nm)

Meteoriteshttp://astronomy.activeboard.com/t49020886/krhenberg-meteorite/

The 50 - 110 metre wide asteroid 2015 HU171 will make a close pass (27.4 LD, 0.0704 AU) travelling at 11.09 km/second, to the Earth-Moon system on the 5th May 2015 @ 12:49 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

The 120 - 260 metre wide asteroid 2015 FG37 will make a close pass (59.0 LD, 0.1516 AU) travelling at 7.40 km/second, to the Earth-Moon system on the 5th May 2015 @ 11:46 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

Grace Lee Whitney (born Mary Ann Chase; April 1, 1930 - May 1, 2015) was an American actress and entertainer. She was known for her role as Janice Rand on the original Star Trek television series and subsequent Star Trek films. Read more

Beltane or Beltaine is the anglicised spelling of Old Irish Beltain (modern Irish Bealtaine, Scottish Gaelic Bealltainn), the Gaelic name for either the month of May or the festival that takes place on first day of May. Bealtaine was historically a Gaelic festival celebrated in Ireland, Scotland...

Orbital elements: C/2015 H2 (PANSTARRS) T 2016 Sept. 6.95438 TT MPCW q 4.9727346 (2000.0) P Q Peri. 287.58100 +0.16484180 +0.98197461 Node 350.36656 -0.55546064 +0.01494160 e 1.0 Incl. 33.54894 -0.81504028 +0.18842135 From 30 observations 2015 Apr. 20-30. MPEC 2015 - J04

A total solar eclipse occurred on May 3, 1715. This eclipse is known as Halley's Eclipse, after Edmund Halley (16561742) who predicted this eclipse to within 4 minutes accuracy. Halley observed the eclipse from London where the city of London enjoyed 3 minutes 33 seconds of totality. [url=http://...

The 99 - 220 metre wide asteroid 2015 FL290 will make a close pass (21.1 LD, 0.0541 AU) travelling at 10.03 km/second, to the Earth-Moon system on the 4th May 2015 @ 13:50 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

Orbital elements: 54P/de Vico-Swift-NEAT Epoch 1965 Aug. 28.0 TT = JDT 2439000.5 T 1965 Aug. 23.25175 TT MPC q 1.6243093 (2000.0) P Q n 0.15614910 Peri. 325.41298 +0.98574825 +0.16609594 a 3.4154117 Node 25.06638 -0.13659049 +0.88285292 e 0.5244177 Incl. 3.61229 -0.09820090 +0.43929814 P 6.3...

Orbital elements: P/2014 A2 (Hill) T 2013 Oct. 28.38708 TT MPC q 2.0747315 (2000.0) P Q n 0.06844009 Peri. 356.24757 -0.22923224 -0.88852506 a 5.9191910 Node 106.67190 +0.90350463 -0.34614288 e 0.6494907 Incl. 24.51320 +0.36212149 +0.30117823 P 14.4 From 73 observations 2013 Nov. 9-...

Meteoriteshttp://astronomy.activeboard.com/t49006568/krasnyi-klyuch-...

Meteoriteshttp://astronomy.activeboard.com/t48987002/mike-mete...

UK scientists are hunting for impact craters on Mercury that are likely to have been produced by disrupted comets. They are looking for chains of depressions known as catenae. These would have formed when comets passed too close to the Sun and broke apart under tidal forces into many pieces, and then...

26 panel photomosaic captured with a 100mm f5 Helios refractor and vesta pro webcam.