... Help NASA Classify Martian Craters . ... The large Martian crater above just left of center: is this a fresh crater, a degraded crater, or a ghost crater? ... Tycho Brahe Measures the Sky . ... Brahe, who lived between 1546 and 1601, set out to solve the day's most pressing astronomical problem: to determine whether the Earth or the Sun was at the center of the Solar System. ... Second Millennium, Last Eclipse . ... Third Millennium, First Eclipse . ... The Millennium that Defined Earth . ...

... Donate to Support Science Literacy . ... 2016 Annual Awards . The ASP is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach. ... Shop the AstroShop . ... The Astronomical Society of the Pacific (ASP) is accepting nominations for the organizationтАЩs national annual awards which recognize special achievements in astronomy research, technology, education, and public outreach.. ...

... 2001 January 5 . Second Millennium, Last Eclipse . Credit Copyright: Philipp Rau . Explanation: Christmas Day 2000 featured the final eclipse of the Second Millennium -- a partial solar eclipse visible from much of North America . Astrophotographer Phil Rau recorded the entire event on a single image as the Sun and Moon arced through winter skies above Cary, North Carolina, USA. ... About APOD | ...

... Tonight's Sky . ... Observing . ... solar system . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . ... Observe the Solar System . ... Get to Know the Night Sky . ... Observing springtime deep-sky objects with a large telescope . ... Get ready for the 2017 total solar eclipse! The next total solar eclipse visible from the continental United States occurs August 21, 2017. ... This will be the first total solar eclipse to cross our country in 38 years. ... November 25, 2014 . ...

... Emelianov N. V. (2009) Mutual occultations and eclipses of the Galilean satellites of Jupiter in 2002-2003. Final astrometric results. ... The second group of the data see in the following item jg0028 of the NSDC. ... X coordinate in arcseconds (topocentric for mutual occultation or heliocentric for mutual eclipse) 10. Y coordinate in arcseconds (topocentric for mutual occultation or heliocentric for mutual eclipse) 11. sigma of X in arcseconds 12. sigma of Y in arcseconds 13. ...

The corona (Sun's atmosphere) as photographed from Manavgat, Antalya, Turkey by John McFarland. The second diamond ring effect, signalling the end of totality as photographed from Manavgat, Antalya, Turkey by John McFarland. The recent solar eclipse, visible as a partial eclipse from Northern Ireland, was total across parts of Turkey. The Irish Federation of Astronomical Societies (IFAS) organised a trip to Turkey to view totality on 2006 March 29. ... Last Revised: 2006 April 11th . ...

... In particular, members of the project regularly organize events dedicated to various interesting astronomical phenomena and events - solar and lunar eclipses, transit of Venus, etc. On November 3rd a team of astronomers will venture deep into Turkana Nati