(Phys.org) -- Using the planetary radar system at Arecibo Observatory, astronomers have determined that asteroid 2012 LZ1 is twice as large as originally estimated based on its brightness, and large enough to have serious ...
Space Exploration
Jun 21, 2012
6
0
(PhysOrg.com) -- Astronomers have discovered why we see meteors flash through the night sky while they seemingly rain down on us gently at the same time. In a paper published in the December 20 issue of the Astrophysical ...
Astronomy
Dec 20, 2011
1
0
(PhysOrg.com) -- NASA's Deep Space Network antenna in Goldstone, Calif. has captured new radar images of Asteroid 2005 YU55 passing close to Earth.
Space Exploration
Nov 8, 2011
14
0
(AP) -- An asteroid bigger than an aircraft carrier will dart between the Earth and moon on Tuesday - the closest encounter by such a huge rock in 35 years.
Space Exploration
Nov 5, 2011
225
0
(PhysOrg.com) -- NASA scientists will be tracking asteroid 2005 YU55 with antennas of the agency's Deep Space Network at Goldstone, Calif., as the space rock safely flies past Earth slightly closer than the moon's orbit on ...
Space Exploration
Oct 27, 2011
0
0
The Deep Space Network's Goldstone planetary radar had a busy few days observing asteroids 2024 MK and 2011 UL21 as they safely passed Earth.
Planetary Sciences
Jul 3, 2024
0
39
Earth observations are one of the most essential functions of our current fleet of satellites. Typically, each satellite specializes in one kind of remote sensing—monitoring ocean levels, for example, or watching clouds ...
Planetary Sciences
Jun 13, 2024
0
24
Rainfall estimations on O'ahu can be more accurate by combining Hawai'i's two main types of rainfall observations, radar and rain gauge, according to a study by University of Hawai'i at Mānoa researchers. Current observations ...
Earth Sciences
Dec 8, 2023
0
1
Down on the ground, death equals stillness—but not in space. Abandoned satellites are prone to tumble in unpredictable ways, and an ESA project with the Astronomical Institute of the University of Bern sought to better ...
Space Exploration
Nov 24, 2023
0
41
Adding to the grim list of record ice losses, record air temperatures and record droughts, which have all hit the headlines recently, the temperature of the surface waters of our oceans is also at an all-time high. With an ...
Planetary Sciences
May 18, 2023
0
31
