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Earth Sciences 10 hours ago

NASA's CloudSat ends mission peering into the heart of clouds

CloudSat, a NASA mission that peered into hurricanes, tallied global snowfall rates, and achieved other weather and climate firsts, has ended its operations. Originally proposed as a 22-month mission, the spacecraft was recently ...

Astronomy 12 hours ago

Astrophysicists work toward unification of turbulence framework—weak-to-strong transition discovered in turbulence

Turbulence is ubiquitous in nature. It exists everywhere, from our daily lives to the distant universe, while being labeled as "the last great unsolved problem of classical physics" by Richard Feynman. Prof. Dr. Huirong Yan ...

Space Exploration 13 hours ago

NASA to overhaul mission returning samples from Mars—here's why it must and will go ahead

NASA recently announced that it is seeking new ways to complete the return to Earth of rock cores drilled by the Perseverance Rover in the Jezero Crater on Mars. This has led to some anxiety among space scientists, who view ...

Space Exploration 13 hours ago

SpaceX launch this evening would mark 300th booster landing if successful

SpaceX is set to send up the 30th launch on the Space Coast this year targeting an evening liftoff Tuesday that would see the 300th booster recovery if successful.

Space Exploration Apr 22, 2024

NASA's Voyager 1 resumes sending engineering updates to Earth

For the first time since November, NASA's Voyager 1 spacecraft is returning usable data about the health and status of its onboard engineering systems. The next step is to enable the spacecraft to begin returning science ...

Astrobiology Apr 22, 2024

Why is methane seeping on Mars? NASA scientists have new ideas

The most surprising revelation from NASA's Curiosity Mars Rover—that methane is seeping from the surface of Gale Crater—has scientists scratching their heads.

Planetary Sciences Apr 22, 2024

Juno reveals a giant lava lake on Io

NASA's Juno spacecraft came within 1,500 km (930 miles) of the surface of Jupiter's moon Io in two recent flybys. That's close enough to reveal new details on the surface of this moon, the most volcanic object in the solar ...

Astrobiology Apr 19, 2024

Unraveling water mysteries beyond Earth: Ground-penetrating radar will seek bodies of water on Jupiter

Finding water on distant planets and moons in our solar system is a challenge, especially when the instrument is thousands of kilometers away from the surface, but scientists presenting at the European Geosciences Union General ...

Earth Sciences Apr 18, 2024

Using deep learning to image the Earth's planetary boundary layer

Although the troposphere is often thought of as the closest layer of the atmosphere to the Earth's surface, the planetary boundary layer (PBL)—the lowest layer of the troposphere—is actually the part that most significantly ...

Planetary Sciences Apr 18, 2024

NASA's Juno gives aerial views of mountain and lava lake on Io

Scientists on NASA's Juno mission to Jupiter have transformed data collected during two recent flybys of Io into animations that highlight two of the Jovian moon's most dramatic features: a mountain and an almost glass-smooth ...

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