The 365 Days Of Astronomy, The Daily Podcast Of The International Year Of Astronomy 2009
Travelers in the Night Eps. 291E & 292E: Tiny Atira & Ethics and Mars
- Author: Vários
- Narrator: Vários
- Publisher: Podcast
- Duration: 0:05:30
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Synopsis
Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org Today's 2 topics: - Atira, named for the Pawnee goddess of Earth and the Morning and Evening Star orbits the Sun inside of our path. Atira, the first of this type of asteroid, was discovered by the Lincoln Near-Earth Asteroid Research Program using telescopes in New Mexico. Atira is a stony object more than a mile in diameter, spins on it's axis of rotation once every three hours, has an irregular shape, and orbits the Sun once every 233 days. This asteroid was named Atira who is a goddess of the Native American Pawnee tribe. She is the wife of the creator god, Tirawa [Tire a wa]. She is the goddess of Earth and the Morning and Evening star. - Should martian microbes be sacrificed to human space exploration? It is unlikely that any living organism could survive being blasted from the surface of a planet, t