Recent images from NASA’s Cassini spacecraft show a luminous dot speeding within the G ring, one of the planet’s faintest, least-understood rings.
People in the eastern United States will get a great opportunity, weather permitting, to see the Space Shuttle Discovery launched into orbit Wednesday evening, March 11, 2009.
Venus and the crescent Moon put on a show in the evening sky on Feb 27, 2009.
The telescope technique of adaptive optics is rapidly advancing, allowing unprecedented ground-based views of distant galaxies. Astronomers with the European Southern Observatory recently used adaptive optics to spot details in the core of NGC 253, one of the brightest and dustiest spiral galaxies in the sky.