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Final shuttle mission to replay live on 10th anniversary
The final shuttle mission - a flight of space shuttle Atlantis - launched on July 8, 2011. Watch a live replay.
July 8, 2021
Mini-Neptune’s atmosphere ripe for study
A newly-discovered mini-Neptune's atmosphere is ideal for study by space telescopes.
July 8, 2021
Finally, an electron-capture supernova
"We started by asking ‘what’s this weirdo?’ the astronomers said. Now they recognize SN 2018zd as an electron-capture supernova.
July 7, 2021
Tiangong: China’s new space station. What to expect
Astronauts performed the first space walk on Tiangong, China's new space station, on July 4, 2021. They are now preparing it to be inhabited by future crews.
July 7, 2021
More rogue planets found drifting in Milky Way
Scientists using the Kepler telescope have found a new population of rogue planets, or free-floating planets, unconnected to any star.
July 6, 2021
Most-massive white dwarf living on the edge
The most-massive white dwarf now known is ZTF J1901+1458. It's thought to have formed when 2 less massive white dwarfs merged. It has 1.3 times our sun's mass.
July 5, 2021
Dragon Man may be Homo sapiens’ closest relative
Scientists determined a skull found in China is a new species named Homo longi, or Dragon Man, which is the closest relative to Homo sapiens.
July 4, 2021
Moon, Mercury, stars in Taurus before sunup July 5 to 8
In the morning before sunup July 5 to 8, 2021, watch for the waning crescent moon and Mercury, plus red Aldebaran and the Pleiades cluster, in Taurus the Bull.
July 4, 2021
Mars methane mystery? Depends on the time of day
Scientists think they've solved the mystery of why NASA's Curiosity rover keeps detecting methane on Mars, but ESA's Trace Gas Orbiter doesn't.
July 3, 2021
What causes a highway mirage?
A highway mirage is most often seen in summer, when the roadway ahead of you might be much hotter than the air above. Here's what causes it.
July 3, 2021
