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Ceres’ bright spots come from salty water below
The mysterious bright spots on Ceres caused a sensation when the Dawn spacecraft first spied them in 2015. Now, they're known to be salt deposits from a recent or ongoing percolation of briny water from a large reservoir in Ceres' interior.
August 14, 2020
Insect apocalypse? Not so fast, at least in North America
Recent reports of dramatic declines in insect populations have sparked concern about an 'insect apocalypse.' But a new analysis of data from sites across North America suggests the case isn't proven.
August 14, 2020
Hello, sunrise!
First sunrise in 4 months at Concordia Research Station in Antarctica, about 1,000 miles (1,600 km) from the geographic south pole.
August 14, 2020
Spectacular! Moon and Venus before sunrise August 14 to 16
Enjoy an eyeful of the moon and Venus as they meet up in the morning sky in mid-August 2020!
August 13, 2020
Astronomers spy a Milky Way look-alike 12 billion light-years away
This distant galaxy - SPT0418-47 - surprised astronomers by being organized enough to have a spinning disk and a galactic bulge, early in the history of our universe.
August 13, 2020
Arecibo Observatory damaged by broken lashing cable
The new damage to Arecibo, caused by the heavy cable, happened while repairs from 2017's Hurricane Maria were still ongoing.
August 12, 2020
Another intense summer of fires in Siberia
Following an active 2019 season, fires in Siberia in 2020 have again been abundant and widespread, and have produced abnormally large carbon emissions.
August 12, 2020
Surprising number of exoplanets could host life
A new study suggests that distant stars in our Milky Way galaxy might be orbited by as many as 7 Earth-like planets, in the absence of a gas giant planet like Jupiter.
August 11, 2020
Images show Martian night sky pulsing with ultraviolet light
Vast areas of Mars’ nightside atmosphere glow and pulsate with ultraviolet light, according to images from NASA’s MAVEN spacecraft.
August 11, 2020
Not a rainbow, not an iridescent cloud
There are many colored arcs in the sky. This photographer captured one commonly seen in summer, when the sun is high in the sky.
August 11, 2020
