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Posts by
Deborah Byrd
Gaia tracks sibling stars in Milky Way
Rather than leaving home young, as expected, star siblings are more likely to stick together in long-lasting, string-like star groups, according to a new study of data from ESA's Gaia spacecraft.
August 29, 2019
Before dawn, Orion the Hunter
By late August and early September, the constellation Orion is rising in the hours after midnight and is well up by dawn. It'll continue to rise earlier … and earlier.
August 29, 2019
Arecibo gets $19M grant to find and study NEOs
NEOs are near-Earth objects, asteroids and small comets that sweep near Earth and have the potential to cause harm. Arecibo Observatory in Puerto Rico has, since the 1990s, been finding about 60 to 120 of these objects every year.
August 28, 2019
The sun is between us and Mars now
So we can't see Mars in our night sky. But, more importantly for NASA, beginning this week, space engineers won't be able to risk sending commands to our fleet of spacecraft at Mars. What happens instead? Watch this video.
August 24, 2019
Scientists detect a black hole swallowing a neutron star
On August 14, gravitational wave detectors in the US and Italy sensed ripples in space-time. Data analysis suggests they came from a black hole engulfing a neutron star, 900 million light-years from Earth. If so ... it's a first-ever detection by earthly scientists.
August 19, 2019
Nieves penitentes and Earth’s shadow
"Nieves penitentes" is Spanish for "penitent-shaped snows." These ice structures form in extreme conditions of high elevation, high solar radiation, low humidity, and dry winds.
August 19, 2019
Arecibo Observatory gets $12.3 million grant
Arecibo in Puerto Rico was completed in 1963. In recent years, it has weathered multiple hurricanes. The emergency supplemental funds - supported by the U.S. Congress - represent an investment in the future of this large, famous and much-loved radio dish.
August 18, 2019
It was cold in Australia last weekend
The August 9-12 weather event in Australia was one of the longest cold stretches and greatest snowfall totals so far in this century, according to climate and atmospheric scientists.
August 16, 2019
Full moon over Carnarvon, Australia
From 1963 until its closure in 1975, the Carnarvon Space Tracking Station supported a range of scientific and exploratory missions as the United States raced to put a man on the moon.
August 15, 2019
