Bright auroras, with dancing lights in the sky, characterize the clear winter nights of northern Canada. Longer nights during the fall and winter also favor seeing more auroras, but the show is best outside of light-polluted ...
Astronomy
Dec 29, 2023
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132
As astronomers have begun to gather data on the atmospheres of planets, we're learning about their compositions and evolution. Thick atmospheres are the easiest to study, but these same thick atmospheres can hide the surface ...
Planetary Sciences
Dec 27, 2023
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42
The former OSIRIS-REx spacecraft sets off on a journey to study asteroid Apophis and take advantage of the asteroid's 2029 flyby of Earth, the likes of which hasn't happened since the dawn of recorded history.
Planetary Sciences
Dec 25, 2023
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64
Analysis of organic compounds—called polycyclic aromatic hydrocarbons (PAHs)—extracted from the Ryugu asteroid and Murchison meteorite has found that certain PAHs likely formed in the cold areas of space between stars ...
Planetary Sciences
Dec 21, 2023
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197
Giant-impact driven redox processes in the atmosphere and magma ocean may have played crucial roles during the evolution of the Earth. However, the absence of rock records from the time or era makes it challenging to understand ...
A new way to monitor the flow of rivers from satellites could provide a valuable early warning system for flood risk, scientists say.
Earth Sciences
Dec 20, 2023
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1
NASA's new Multiband Uncooled Radiometer Instrument (MURI) features a novel bolometer that detects infrared radiation without a cryogenic cooler, greatly reducing the cost and complexity of dispatching infrared radiometers ...
Space Exploration
Dec 20, 2023
0
3
A team of astrophysicists led by Lauren Weiss, assistant professor in the Department of Physics and Astronomy at the University of Notre Dame, created the first-ever catalog of small, Earth-like planets with Jupiter-like ...
Astrobiology
Dec 19, 2023
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133
NASA on Monday announced it had used a state-of-the-art laser communication system on a spaceship 19 million miles (31 million kilometers) away from Earth—to send a high-definition cat video.
Space Exploration
Dec 19, 2023
0
217
Ancient bricks inscribed with the names of Mesopotamian kings have yielded important insights into a mysterious anomaly in Earth's magnetic field 3,000 years ago, according to a new study involving University College London ...
Archaeology
Dec 18, 2023
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