* Astronomy

Ultraviolet (390nm) image.

Most elliptical galaxies are 'like spirals' The majority of 'elliptical' galaxies are not spherical but disc-shaped, resembling spiral galaxies such as our own Milky Way with the gas and dust removed, new observations suggest. The results come from Atlas3D, a survey of all 260 early-type ('elli...

Three panel white-light photomosaic captured with a 100mm f5 Helios refractor and vesta pro webcam. Motorised EQ1 Mount and Baader solar filter. Sunspots 12396 (large), 12394, and smaller sunspots can be seen.

Meteoriteshttp://astronomy.activeboard.com/t44304292/kadonah-meteorite/

The 61 - 140 metre wide asteroid 2003 PN5 will make a close pass (53.5 LD, 0.1374 AU) travelling at 9.72 km/second, to the Earth-Moon system on the 7th August 2015 @ 04:56 UT ±10:37. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

Saturn's moon Kiviuq was discovered on the 7th August 2000. S/2000 S 5 AND S/2000 S 6 A team led by B. Gladman (cf. IAUC 7512) reports the discovery of two more satellites of Saturn (selected CCD astrometry below). Source

Saturn's moons Ymir and Paaliaq were discovered on the 7th August 2000. S/2000 S 1 AND S/2000 S 2 B. Gladman, Observatoire de la Cote d'Azur, on behalf of a team that includes J. Kavelaars, J.-M. Petit, H. Scholl, M. Holman, B. G. Marsden, P. Nicholson and J. A. Burns, reports the discovery of what appea...

These petroglyphs believed to be drawn 8,000 to 10,000 years ago in remotest Siberia A new expedition to the Ukok plateau, some 2,500 metres high in the Altai Mountains close to the modern-day Russian border with Mongolia, China and Kazakhstan, has found evidence that a set of intriguing petroglyp...

Clavius and Tycho Moon craters

What a 250 million-year-old volcanic explosion tells us about climate change What can a volcanic explosion 250 million years ago tells us about climate change? According to planetary scientist Lindy Elkins-Tanton, director of Arizona State University's School of Earth and Space Exploration,...

Caltech Astronomers Unveil a Distant Protogalaxy Connected to the Cosmic A team of astronomers led by Caltech has discovered a giant swirling disk of gas 10 billion light-years away - a galaxy-in-the-making that is actively being fed cool primordial gas tracing back to the Big Bang. Using the Calt...

Meteoriteshttp://astronomy.activeboard.com/t44291923/patrimonio-meteorite/

Today, 60 years ago, the atomic bomb named "Little Boy" was dropped on Hiroshima by the Enola Gay, a Boeing B-29 bomber, at 8:15 in the morning of August 6, 1945.

Nevern Castle ancient inscriptions to 'ward off evil' Experts believe rare 12th Century slate inscriptions found on a castle were probably made to protect against evil. The dozen scratchings were uncovered during a three-week excavation at Nevern in Pembrokeshire. Archaeologists think the st...

The South Atlantic Anomaly (SAA) is an area where the Earth's inner Van Allen radiation belt comes closest to the Earth's surface. This leads to an increased flux of energetic particles in this region and exposes orbiting satellites to higher than usual levels of radiation. The effect is caused by t...