Asteroids and Comets
Radar provides the ability to study shape, size and spin state of asteroids and comets from the ground. Radar imaging has produced images with up to 7.5-m resolution. With sufficient data, the size, shape, spin and radar albedo of the target asteroids can be extracted.
Read more about this topic: Radar Astronomy
Other articles related to "asteroids and comets, asteroid, asteroids":
... advent of space travel, objects in the asteroid belt were merely pinpricks of light in even the largest telescopes, their shapes and terrain remaining ... Several asteroids have now been visited by probes, the first of which was Galileo, which flew past two 951 Gaspra in 1991, followed by 243 Ida in 1993 ... The first landing on an asteroid was performed by the NEAR Shoemaker probe in 2000, following an orbital survey of the object ...
... A Fire in the Sky (1978 TV) Meteor (1979) Asteroid (1997 TV) Armageddon (1998) Deep Impact (1998) Dinosaur (2000) Post Impact (2004 TV) Anna's Storm (2007) Impact (2008 TV miniseries) Meltdown ...
Famous quotes containing the word comets:
“The novel is not a crazy quilt of bits; it is a logical sequence of psychological events: the movements of stars may seem crazy to the simpleton, but wise men know the comets come back.”
—Vladimir Nabokov (18991977)