Our sun is a steady and everlasting companion. Reliable like a clock, its apparent passage across the sky allows us to measure time. The sun and its path is also the source of Earth's seasons. But in many respects, our sun ...
Astronomy
Oct 26, 2023
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Sunspots change in number depending on how much magnetic activity the solar dynamo generates. But there's not total chaos: These changes occur in a cycle, which lasts about 11 years on average. The sun also experiences extended ...
Astronomy
Oct 10, 2023
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2
Today, space missions mainly rely on the transportation of basic needs from the Earth, which is extremely challenging and logistically impossible when we aim to develop stations or habitats on extraterrestrial sites such ...
Analytical Chemistry
Aug 28, 2023
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12
The ESA/NASA Solar Orbiter spacecraft has discovered a multitude of tiny jets of material escaping from the sun's outer atmosphere. Each jet lasts between 20 and 100 seconds, and expels plasma at around 100 km/s. These jets ...
Astronomy
Aug 25, 2023
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192
It is a scientific certainty that Mars was once a much different place, with a denser atmosphere, warmer temperatures, and where water once flowed. Evidence of this past is preserved in countless surface features, ranging ...
Planetary Sciences
Aug 18, 2023
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148
For the first time in nearly three decades of observations, clouds seen on Neptune have all but vanished. Images from 1994 to 2022 of the big blue planet captured from Maunakea on Hawaiʻi Island through the lens of W. M. ...
Astronomy
Aug 17, 2023
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3962
What do you feel when you see the aurora?
Planetary Sciences
Aug 15, 2023
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101
Retention of dead biomass by plants is common in the temperate herbaceous flora and can be related to certain plant traits, indicating relevance to ecosystem functioning. These are the main findings of an experimental study ...
Plants & Animals
Aug 15, 2023
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1
In 1859, the Carrington Event, the most intense geomagnetic storm in recorded history, created spectacular auroral displays around the globe, illuminating the night skies so brightly that birds began singing and laborers ...
Astronomy
Jul 18, 2023
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1
The solar transition region, located between the chromosphere and corona, plays an important role in the formation of solar wind and coronal heating mechanism. The solar transition region is not a statically layered structure, ...
Astronomy
Jul 13, 2023
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