Thursday, August 22, 2013

ScienceDaily: Astronomy News

ScienceDaily: Astronomy News


NASA spacecraft reactivated to hunt for asteroids; Probe will assist agency in search for candidates to explore

Posted: 21 Aug 2013 02:56 PM PDT

A NASA spacecraft that discovered and characterized tens of thousands of asteroids throughout the solar system before being placed in hibernation will return to service for three more years starting in September, assisting the agency in its effort to identify the population of potentially hazardous near-Earth objects, as well as those suitable for asteroid exploration missions.

NASA's Fermi celebrates five years in space, enters extended mission

Posted: 21 Aug 2013 12:25 PM PDT

During its five-year primary mission, NASA's Fermi Gamma-ray Space Telescope has given astronomers an increasingly detailed portrait of the universe's most extraordinary phenomena, from giant black holes in the hearts of distant galaxies to thunderstorms on Earth.

NASA Goddard plays major role in NASA lunar mission

Posted: 21 Aug 2013 12:23 PM PDT

In partnership with NASA's Ames Research Center in Silicon Valley, Calif., Goddard's Wallops Flight Facility will launch the Lunar Atmosphere and Dust Environment Explorer known as LADEE in September, a robotic mission that will study the moon's thin atmosphere and dust particles.

Astronomers take sharpest photos ever of the night sky

Posted: 21 Aug 2013 12:21 PM PDT

Thanks to new technology, astronomers can now view objects in the sky at unprecedented sharpness in visible light. Using a telescope mirror that vibrates a thousand times each second to counteract atmospheric flickering, the team has achieved image resolution capabilities that could see a baseball diamond on the moon.

JPL, Masten testing new precision landing software

Posted: 21 Aug 2013 12:12 PM PDT

A year after NASA's Mars rover Curiosity's landed on Mars, engineers at NASA's Jet Propulsion Laboratory in Pasadena, Calif., are testing a sophisticated flight-control algorithm that could allow for even more precise, pinpoint landings of future Martian spacecraft.

NASA Voyager statement about competing models to explain recent spacecraft data

Posted: 21 Aug 2013 12:06 PM PDT

A newly published paper argues that NASA's Voyager 1 spacecraft has already entered interstellar space. The model described in the paper is new and different from other models used so far to explain the data the spacecraft has been sending back from more than 11 billion miles (18 billion kilometers) away from our sun.

NASA rover gets movie as a Mars moon passes another

Posted: 21 Aug 2013 12:02 PM PDT

The larger of the two moons of Mars, Phobos, passes directly in front of the other, Deimos, in a new series of sky-watching images from NASA's Mars rover Curiosity.

Cassini releases image of Earth waving at Saturn

Posted: 21 Aug 2013 11:46 AM PDT

People around the world shared more than 1,400 images of themselves as part of the Wave at Saturn event organized by NASA's Cassini mission on July 19 -- the day the Cassini spacecraft turned back toward Earth to take our picture. The mission has assembled a collage from those images.

Pulsars make a GPS for the cosmos

Posted: 21 Aug 2013 06:49 AM PDT

Scientists have written software that could guide spacecraft to Alpha Centauri, show that the planet Nibiru doesn't exist... and prove that the Earth goes around the Sun.

NASA's Juno is halfway to Jupiter

Posted: 12 Aug 2013 08:11 AM PDT

NASA's Juno spacecraft is halfway to Jupiter. The Jovian-system-bound spacecraft reached the milestone today (8/12/13) at 5:25 a.m. PDT (8:25 a.m. EDT/12:25 UTC).

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