Physics and Astronomy
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The Solar System 1
The Sun
The Planet Mercury
The Andromeda Galaxy
Neutron Stars
Supernovae
Pulsars
The Asteroid Belt
The Milky Way
Telescopes
Famous Scientists
NPR Topics: Space
One of the new systems has two planets; the other has as many as seven. Though these planets aren't the type that can support life, scientists say detecting planets that can is looking very likely.
Scientists say images taken by the Lunar Reconnaissance Orbiter, which has been circling the moon for more than a year, show that the moon contracted about a billion years ago, relatively recently in geologic time. Space scientist Thomas Watters describes the lunar images.
On Monday, two astronauts aboard the International Space Station will venture outside for a third spacewalk to fix a pump that failed a few weeks back. NPR's science correspondent Joe Palca talks to host Guy Raz about why the faulty coolant system is so hard to fix, and why this probably won't be the last time astronauts have to strap on their tool belts.
The Search for Extraterrestrial Intelligence Institute -- SETI -- turns 25 this year, and it's celebrating with "SETIcon." Participants, including SETI father Frank Drake and the director of the Center for SETI Research, Jill Tarter, discuss the conference and their work.
The broken coolant pump that has hampered operations at the International Space Station. An attempt to make the emergency repair over the weekend was thwarted by an ammonia leak.
NYT > Space & Cosmos
NASA is revisiting the question of what rocket to build next and whether solid motors will be part of it.
The letter expresses support for the president?s proposed strategy for NASA and criticizes cuts contained in a NASA authorization bill now before the House.
This chronicle of the innovative Voyager mission also ponders the nature and meaning of exploration itself.
Scientists say that the shrinking may have occurred over a billion years, and that the Moon will not shrink out of view in the future.
Courtney Stadd, NASA?s former chief of staff, pleaded guilty Wednesday in federal court in Gulfport to conspiracy in a case stemming from a $600,000 contract for Mississippi State University, a client of his consulting firm.
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