Using recently discovered fossil snapshots found in rocks more than 500 million years old, three University of Kansas researchers have described the oldest definitive jellyfish ever found. In a paper to be published in PLoS ONE on October 31, the researchers describe four types of cnidarian foss...
Title: LBQS 0103-2753: A Binary Quasar in a Major Merger Authors: G. A. Shields, D. J. Rosario, V. Junkkarinen, S. C. Chapman, E. W. Bonning, T. Chiba We present HST and UKIRT spectra and images of the 2 kpc binary quasar LBQS 0103-2753 (z=0.858). The HST images (V- and I-band) show tidal features demo...
Title: A barium-rich binary central star in Abell 70 Authors: Henri M. J. Boffin, B. Miszalski, D. J. Frew, A. Acker, J. Köppen, A. F. J. Moffat, Q. A. Parker We have found the central star of Abell 70 (PN G038.1-25.4, hereafter A 70) to be a binary consisting of a G8 IV-V secondary and a hot white dwarf. Th...
Genesis Mishap Report:
The report that explains why the Genesis spacecraft's parachute failed to deploy during its return to Earth on Sept. 8, 2004, has been released.
Launched on August 8, 2001, Genesis was to collect samples of solar wind and return them to Earth, providing fundamental da...
John Aitken FRS FRSE (1839-1919) was a Scottish meteorologist, physicist and marine engineer. He was one of the founders of cloud physics and aerosol science, who built the first apparatus to measure the number of dust and fog particles in the atmosphere, a koniscope. Read more
Marin Mersenne, Marin Mersennus or le Père Mersenne (8 September 1588 - 1 September 1648) was a French theologian, philosopher, mathematician and music theorist, often referred to as the "father of acoustics" (Bohn 1988:225). Mersenne was "the center of the world of science and...
ASense is professional ASTROLOGY software, intended to be used by someone interested in astrology. However, It may also of some use to an amateur astronomer to get an up-to-date picture of a sky.
ASense.lha Version 3.5 (903Kb f...
Orbital elements:
2011 RX Earth MOID = 0.2213 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 348.78325 (2000.0) P Q
n 0.43890628 Peri. 90.08610 +0.99927327 +0.00468493
a 1.7148318 Node 269.64553 -0.01934078 +0.91749461
e 0.2876319 Incl. 2.16796 +0.03284603 +0.39772063
P 2.25 H 23.4 G 0....
Orbital elements:
2007 NC5 Earth MOID = 0.1985 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 39.35367 (2000.0) P Q
n 0.25790260 Peri. 20.50983 -0.98898681 +0.12394888
a 2.4443623 Node 165.86540 -0.13044213 -0.98817038
e 0.8872644 Incl. 19.34211 +0.06992815 -0.09031044
P 3.82 H 18.0 G 0...
Orbital elements:
2011 RZ Earth MOID = 0.3933 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 36.11556 (2000.0) P Q
n 0.24610946 Peri. 275.62077 -0.17253075 +0.94848094
a 2.5218380 Node 337.97531 -0.35041275 -0.31123718
e 0.5959441 Incl. 45.12314 -0.92056724 -0.05929024
P 4.00 H 18.2 G 0...
Young Stars Take a Turn in the Spotlight ESO's New Technology Telescope (NTT) has captured a striking image of the open cluster NGC 2100. This brilliant star cluster is around 15 million years old, and located in the Large Magellanic Cloud, a nearby satellite galaxy of the Milky Way. The cluster is su...
2004 BG41 = 2008 AA31 The 35 - 77 metre wide asteroid 2004 BG41 will make a close pass (13.0 lunar distances, 0.0335 AU), travelling at 8.36 km/second, to the Earth-Moon system on the 14th December, 2011 @ 09:47 UT ±00:01. The next return is on the 27th November, 2015. [url=http://ssd.jpl.nasa.gov/s...
Orbital elements: 2009 VO24 Earth MOID = 0.0666 AU Epoch 2009 Nov. 5.0 TT = JDT 2455140.5 MPC M 319.78072 (2000.0) P Q n 0.40410442 Peri. 344.20225 -0.77381846 -0.63213631 a 1.8119254 Node 156.44611 +0.59146805 -0.74379022 e 0.5423914 Incl. 5.76038 +0.22665071 -0.21720911 P 2.44 H 19.5 G 0.15 Fro...
Orbital elements: 2010 CC55 Earth MOID = 0.0818 AU Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC M 6.56795 (2000.0) P Q n 0.49809903 Peri. 18.32631 +0.02674456 -0.99305953 a 1.5761308 Node 70.26719 +0.90126350 -0.02561036 e 0.4821775 Incl. 6.98889 +0.43244517 +0.11479058 P 1.98 H 22.1 G 0.15 U 9 [url=...
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