T he Siding Spring Survey (SSS) is a Near-Earth Object search program that utilises the 0.5-m Uppsala Schmidt Telescope at Siding Spring Observatory, N.S.W., Australia. ... The mission of the Siding Spring Survey is to contribute to the inventory of near-earth objects (NEOs), or more specifically, the potentially hazardous asteroids (PHAs) and comets (PHOs) that may pose a threat of impact and thus harm to civilization. ... Based on the CSS Mission page . ... Siding Spring Survey Main Page . ...

TABLE: The Constellations . ... The Hunting Dogs . ... But the stars that make up Orion lie at very different distances from the Sun. ... String . ... Tape or glue the string to the top of the cardboard so that the "star" will not move. ... Name of Star . ... Other Constellation Activities Given a star chart without constellation figures marked on it (whether real star charts or made-up star patterns), students can invent their own constellations, looking for patterns in the stars that appeal to them. ...

... Little Planet Shadowrise . ... Of course the little planet is planet Earth, and this nadir-to-zenith, around-the-horizon mosaic maps the view from a small airfield near the town of Intendente Alvear, La Pampa province, Argentina. ... If you climbed this magnificent tree, it looks like you could reach out and touch the North Celestial Pole at the center of all the star trail arcs. ... A Massive Star in NGC 6357 . ... Sh2 155: The Cave Nebula . ... Venus, Zodiacal Light, and the Galactic Center . ...

... One way (" polar coordinates ") uses the length r of the line OP from the origin to P (i. e. the distance of P distance to the origin) and the angle that line makes with the x-axis. ... Look again at the surveyor's telescope: the direction to which it points is completely specified by two angles--its azimuth f , the angle by which its base is rotated on a horizontal table-- and its elevation l (small Greek L), the angle by which it is lifted above the horizontal (if it looks down, l is negative). ...

Andromeda. It is easy to find this constellation. It lays to the east from Big square of Pegasus, which in the autumn evening is in the southern part of the sky. ... According to the Greek myth Andromeda is a daughter of Ethiopian tzar Cefeus given to the sea monster, but Perseus saved her. The remarkable objects in this constellation are: the galaxy M 31 (Andromeda nebula) and both her satellites M 32 and NGC 205. Diameter is about 120 thousand of the light years. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Stars . ... Monthly Sky Notes . ... This is Vega, the third brightest star in our sky (only Sirius and Arcturus are brighter). If you look a little more you will see two more bright stars, these are Deneb and Altair. ... Well, all three are brilliant white A class stars , to our eyes Vega is the brightest, next brightest is Altair and Deneb is the faintest. ... The stars of the Summer Triangle are easy to see and individually fascinating. ...

... If a triangle has sides of length ( a,b,c ), with sides ( a,b ) enclosing an angle of 90 degrees ("right angle"), then . ... A diagonal cut divides it into two right-angled triangles with short sides a and b , and the area of such a triangle is therefore (1/2) ab . Now look at the square on the left constructed out of four ( a,b,c ) triangles. ... As the drawing on the right shows, that area can be divided into 4 triangles like the ones before, plus a small square of side ( a-b ). ...

... 2013 October 16 . Three Galaxies in Draco . ... Explanation: This intriguing trio of galaxies is sometimes called the Draco Group, located in the northern constellation of (you guessed it) Draco . From left to right are edge-on spiral NGC 5981, elliptical galaxy NGC 5982, and face-on spiral NGC 5985 -- all within this single telescopic field of view spanning a little more than half the width of the full moon. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

LADY GAY There was a lady and a lady gay, Of children she had three, She sent them away to the North Countree To learn their grammaree They'd not been gone but a very short time, Scarcely three weeks and a day, When death, cruel death, came hasting along And stole those babes away. There is a King in Heaven," she cried "A King of third degree Send back, send back my three little pages, This night send them back to me." ... From "British Ballads and Folk Songs from the Joan Baez Songbook." ...

Signs Constellations Of The Zodiac . Articles | ... The band of the zodiac is some sixteen degrees wide, extending about eight degrees north and south of what's called the ecliptic -- the Sun's path through the stars. ... Since that time, the March equinox Sun has shifted about thirty degrees westward through the constellations of the zodiac. ... While signs neatly extend eight degrees north and south of the ecliptic, aligning with the borders of the zodiac, constellations do no such thing. ...

The HST images of GRB 990123. HST has observed this field in the 50CCD (open) filter on the 8 February 1999, 23 March 1999, and the 7 February 2000, or 16, 59 and 380 days after outburst. ... On the left in the above image is the February 1999 image of GRB 990123, on the right the difference between that image and the February 2000 image. ... On the left in the above image is the March 1999 image of GRB 990123, on the right the difference between that image and the February 2000 image. ... 1999). ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... galaxies . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Three little planetaries . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

A special report by Katie Barnard on her work experience at Narrabri . ... I have been interested in astronomy for some time, and so I thought work experience would be a good idea to see what it was really like. ... In my time at the ATCA, I worked with Naomi McClure-Griffiths, a PhD student from the university of Minnesota. ... Naomi gave me some `cubes' (seen as movies) of different sections of the sky, from observations at Parkes, to look through and identify possible shells. ...

... If the star names used in data files are not exactly the same character strings as those used in star files, the reduction program will try to make cross-identifications. ... The program applies these rules in attempting to parse name strings containing multiple designations that are not separated by the `` = '' string (surrounded by blanks). ... This situation can be avoided by making sure that all star names are spelled consistently, and that names in star files agree with names in data files. ...

... Bad Astronomy . ... Bad Astronomy: The North Star, Polaris, is a very bright star. Good Astronomy: Polaris is a middling-bright star, easily missed. ... He said it was close to Polaris, the North Star, but he also said it was in the East. ... It's natural, I suppose, to think that such an important star should be bright, but really, that's a conceit, like thinking that the Earth is at the center of the Universe. If more people knew just why Polaris is the North Star, this Bad Idea would stop. ...

... Ronald J. Garan, Jr. COLONEL, U.S. AIR FORCE, RET.) NASA Astronaut (Former) . ... ORGANIZATIONS: Society of Experimental Test Pilots, Engineers Without Borders, Association of Space Explorers, Member of the Launch.org Council, and Founder of the Manna Energy Foundation. ... In 1991, Garan was reassigned to the U.S. Air Force Weapons School, Nellis Air Force Base, Nevada, where he served as an F-16 Weapons School Instructor Pilot, Flight Commander and Assistant Operations Officer. ...

... IC1396 . IC1396 - The "Elephant Trunk" Nebula . ... There is a bright central star cluster, also designated IC1396, which will interfere with your ability to see the faint nebulosity while visually observing this area with a rich-field telescope. ... 9/12/2006 through 10/21/2006 . ... Ha: 7 hours of 30 minute subs . OIII: 14 hours of 30 minute subs . SII: 9 hours of 30 minute subs ...totalling 30 hours . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Further uncertainty is added by most Pleiads sharing names with otherwise unrelated mythological characters. ... The Pleiad(e)s were the seven daughters of Atlas and Pleione, and half-sisters of the Hyades, whose mother was thra (`bright sky'; a different thra than the mother of Theseus). They were perhaps also half-sisters of the Hesperides, who were daughters of either Night alone, or Atlas and Hesperis (`evening'), or Ceto and Phorcys. ... Another Asterope was daughter of the river Cebren. ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Biography: From his schooldays in Copenhagen, J.L.E. Dreyer showed unusual ability in history, mathematics and physics - the subjects which were to form the background to his later work. ... From 1878-1882 he became assistant at Dunsink Observatory before moving to Armagh where he became Director in 1882. ... A Short History of Armagh Observatory . ... Dreyer's History of the Armagh Observatory . ...

... The icosahedron is a 20-sided polyhedron with each side made up of an equilateral triangle. ... Each face of the planetary Icosahedron displays a part of the (nearly spherical) planetary surfaces. The triangles are folded so that adjacent triangles are joined exactly at their closest edges. ... Venus Icosahedron . Venus is the 2nd planet from the Sun. ... Earth Icosahedron . Earth is the 3rd planet from the Sun and is the one we appreciate the most since it is the planet we live on. ...