Engineering topics
Publications and source records attributed to Yeomans, D..
We report Doppler-only (cw) and delay-Doppler radar observations of Bacchus obtained at Goldstone at a transmitter frequency of 8510 MHz (3.5 cm) on 1996 March 22, 24, and 29.
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Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
NASA's Near Earth Asteroid Rendezous (NEAR) mission is currently on course for rendezous and orbit insertion about the asteroid 433 Eros in December 1998.
We report Doppler-only (cw) radar observations of 1991 CS obtained at Goldstone at a transmitter frequency of 8510 MHz (3.5 cm) on 1996 August 26, 27, 28, and 29.
NASA and Japan's Institute of Space and Astronautical Science (ISAS) have agreed to cooperate on the first mission to collect samples from the surface of an asteroid and return them to Earth for in-depth study.
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Explore the source record for details and available documents.
For more than two millennia, ancient Chinese court astronomers maintained a rather comprehensive record of cometary sightings.
Jupiter will be bombarded by the debris of P/Shoemaker-Levy 9 that populated the comet's west-southwestern trail.
We performed an investigation of the orbit of P/Swift-Tuttle via a long-term integration forward to AD 2392 and backward to 703 BC.
The orbit of P/Swift-Tuttle is investigated by way of a long term integration forward to +2392 and backward to -702.