Astronomers have used observations from the Atacama Large Millimeter/submillimeter Array (ALMA) and ESO’s Very Large Telescope (VLT) to determine that star formation in the very distant galaxy MACS1149-JD1 started at an unexpectedly early stage, only 250 million years after the Big Bang. This discovery also represents the most distant oxygen ever detected in the Universe […]
The jumbo jet-sized asteroid 2010 WC9 is approaching the earth’s neighborhood and will zoom past getting as close as 126,000 miles from us on Tuesday at speeds estimated to be approximately 29,000 miles per hour. The asteroid 2010 WC9, affectionately known as “the lost asteroid,” at 200 to 400 feet wide, is close in size […]
The first interstellar object ever seen in our solar system, named ‘Oumuamua, is giving scientists a fresh perspective on the development of planetary systems. A new study by a team including astrophysicists at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, calculated how this visitor from outside our solar system fits into what we know […]
I slept outside a few nights ago. Lying a platform of packed snow, my face looking upward from the sleeping bag, I squinted at the Big Dipper. Within a few minutes, what appeared to be a moving star slanted across the dipper. Then another. And another. About 10 of them streaked through the Alaska flag […]