Friday, June 20, 2014

ScienceDaily: Astronomy News

ScienceDaily: Astronomy News

Unexpected findings: Small asteroids can be flying rock clusters or even clouds of dust surrouding solid rocks

Posted: 19 Jun 2014 11:46 AM PDT

What seemed to be rock-solid assumptions about the nature of small asteroids may end in rubble or even a cloud of dust. New findings suggest small asteroids can be a flying cluster of rocks or a cloud of dust with a solid rock at its nucleus.

Swiftly moving gas streamer eclipses supermassive black hole

Posted: 19 Jun 2014 11:20 AM PDT

An international team of astronomers has discovered unexpected behavior from the supermassive black hole at the heart of the galaxy NGC 5548. Their findings may provide new insights into the interactions of supermassive black holes and their host galaxies.

Astronomers use Hubble to study bursts of star formation in the dwarf galaxies of the early Universe

Posted: 19 Jun 2014 06:59 AM PDT

They may only be little, but they pack a star-forming punch: new observations from the NASA/ESA Hubble Space Telescope show that starbursts in dwarf galaxies played a bigger role than expected in the early history of the universe.

Two low-cost, car battery-sized space telescopes launched

Posted: 19 Jun 2014 06:19 AM PDT

Two nanosatellites were launched from Russia by a Canadian research and technology team. Costing a fraction of conventional space telescopes and similar in size and weight to a car battery, the satellites are two of six that will work together to shed light on the structures and life stories of some of the brightest stars in the sky, uncovering unique clues as to the origins of our own Sun and Earth.
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