... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Solar System . ... Space Flight . ... This is a recent (November 2011) NASA diagram summing up the past, present and future (plus a might have been) of US rocketry. €аThe rockets are arranged from left to right in order of size. ... It is towards the larger end we find the most familiar vehicles in the shapes of the Shuttle (NASA?s recently retired Space Transportation System ) and Saturn 5 (still the most capable US launch vehicle to actually fly). ...

... CURRENT ASPECTS OF REMOTE SENSING OF EARTH FROM SPACE . ... For developing of the scientific concept and the programs of global monitoring of the Earth from space and pursuant to the disposal of Presidium of Russian Academy of Sciences # 10310-717 (August 11, 2004 ) Space Research Institute RAS and Center of Space Observations of the Russian Space Agency during November 16-18, 2004 conduct the Second Opened All-Russia conference ' Current Aspects of Remote ...

... The first powerful active areas of the new solar cycle have now come into view from Earth ( video, 4.0 MB ). ... Back on 7 May, two space observatories, STEREO (USA) and TESIS/Coronas-Photon (Russia), simultaneously registered a sharp rise in activity on the eastern edge of the solar disk. ... At the present time, TESIS telescopes are tracking these active areas. ... The TESIS observatory ї TESIS: www.tesis.lebedev.ru . ... The First Powerful Areas of the New Solar Cycle (WMV movie, 4.0 MB) . ...

The primary goal of the Cycle 4 calibration plan was to provide an instrument calibration for Cycle 4 GO and GTO science programs as well as monitor internal health, photometric and optical stability of the instrument. ... Table 8.3: Summary of Cycle 4 Calibration Plans . ... Flats . ... Earth Flats . ... The internal flat fields are intended as delta-flats, in order to monitor the stability for the main photometric filter set as well as provide data for the generation of high S/N flat fields. ...

Guest Editorial , July 2006 . Past ? Present ? Future . ... SETI, the quest for reasonable signals from Space, is aimed at the Past. ... From here on Earth, we can say with good reason that conducting both searches (SETI) and transmission (METI) of reasonable signals, we appear poised just halfway between the Past and the Future: namely, in the Present! ... This editorial was submitted in response to Their Past, Our Future , by SETI League executive director emeritus H. Paul Shuch. ...

... Asteroid . ... In case you didn't hear about it, which you probably didn't: On Jan. 7, an asteroid 1,000 feet across -- nearly three times the current diameter of Marlon Brando -- barely missed the Earth, which is most likely your planet of residence. ... What if this asteroid had hit the Earth? ... As it happens, the American Astronomical Society was holding a conference in Washington AT THE VERY SAME TIME as the asteroid nearly hit the Earth. ...

... Planet Earth From TIROS 1: First TV Image . ... Credit Copyright: TIROS Program , NASA Explanation: The Television InfraRed Observational Satellite (TIROS) 1 was the first weather satellite. ... Above is the first TIROS TV image, taken from an altitude of about 700 kilometers. ... April . ... April 2000 . ... Publications with keywords: Earth - spacecraft - planet - weather - satellite - image - tiros . Publications with words: Earth - spacecraft - planet - weather - satellite - image - tiros . ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2002 January 22 . Neutron Bounce Quantized in Earth Gravity . ... Explanation: For the first time, Earth's gravity has been used to isolate quantum energy levels of the neutron. The effect may be used in the future to test for slightly different effects of gravity on neutrally charged particles of different mass . ... About APOD | ...