In space, there are clouds that contain gas and dust ejected from stars. Our solar system was formed 4.6 billion years ago from such a molecular cloud. Most of these dust grains were destroyed during solar system formation. ...
Planetary Sciences
Aug 8, 2024
0
35
Erosion, tectonic uplift, and a human-built dam have all helped shape the Upper Lake Powell area in Utah.
Planetary Sciences
Aug 8, 2024
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18
Magnetic fields are everywhere in our solar system. They originate from the sun, planets, and moons, and are carried throughout interplanetary space by solar wind. This is precisely why magnetometers—devices used to measure ...
Planetary Sciences
Aug 7, 2024
0
23
Mars once hosted a lake larger than any on Earth. The broken-down and dried-up remnants of this ancient lakebed are shown here in amazing detail by ESA's Mars Express.
Planetary Sciences
Aug 7, 2024
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11
A seismic shift occurred in astronomy during the Scientific Revolution, beginning with 16th-century polymath Copernicus and his proposal that the Earth revolved around the sun. By the 17th century, famed engineer and astronomer ...
Planetary Sciences
Aug 7, 2024
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1
China achieved a historic feat by bringing back the first-ever sample from the lunar far side in June 2024. It's moon lander, Chang'e 6, used a robotic scoop and drill to collect approximately 5 pounds (2 kilograms) of rocks ...
Planetary Sciences
Aug 7, 2024
0
40
Modern astronomy would struggle without AI and machine learning (ML), which have become indispensable tools. They alone have the capability to manage and work with the vast amounts of data that modern telescopes generate. ...
Planetary Sciences
Aug 6, 2024
0
11
Astronomers have discovered that red dwarf stars can produce stellar flares that carry far-ultraviolet (far-UV) radiation levels much higher than previously believed.
Astronomy
Aug 5, 2024
0
185
When a robotic rover lands on another world, scientists have a limited amount of time to collect data from the troves of explorable material, because of short mission durations and the length of time to complete complex experiments.
Space Exploration
Aug 5, 2024
0
2
While the moon lacks any breathable air, it does host a barely-there atmosphere. Since the 1980s, astronomers have observed a very thin layer of atoms bouncing over the moon's surface. This delicate atmosphere—technically ...
Planetary Sciences
Aug 2, 2024
1
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