It's been an eventful year for space exploration, with successes including the completion of Nasa's Artemis 1 mission (finally), the inauguration of the James Webb Space Telescope, and the completion of China's Tiangong space ...
Space Exploration
Dec 27, 2022
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127
The rocks on Earth are not all the same age. In fact, most are significantly younger than the planet itself. The oldest sections of the oceanic crust are thought to be 200 million years old—a blink of an eye in the planet's ...
Planetary Sciences
Dec 22, 2022
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63
Carbon dioxide (CO2), one of the major greenhouse gases, doesn't distribute evenly around the globe. Spatial variation of CO2 regulates the climate system and carbon cycle through a physiological effect and radiative forcing.
Earth Sciences
Dec 19, 2022
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5
An international scientific team led by researchers at the Instituto de Astrofísica de Canarias (IAC) has discovered the presence of two planets with Earth-like masses in orbit around the star GJ 1002, a red dwarf not far ...
Astronomy
Dec 15, 2022
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967
In a new thesis from the Swedish Institute of Space Physics and Umeå University, unique methods for the analysis of radar data and simulations of meteoroids in the solar system are presented. The methods have been applied ...
Astronomy
Nov 22, 2022
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42
When we think about finding life beyond Earth, especially on exoplanets, we immediately want to search for the next Earth, or Earth 2.0. We want an exoplanet that orbits a star firmly in its habitable zone (HZ) with vast ...
Astrobiology
Nov 8, 2022
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20
Are eight billion humans too many for planet Earth? As we reach this milestone on November 15, most experts say the bigger problem is the overconsumption of resources by the wealthiest residents.
Environment
Nov 7, 2022
4
41
There are several theories about how Earth and its moon were formed, most involving a giant impact. Now scientists at the University of Leeds and the University of Chicago have analyzed the dynamics of fluids and electrically ...
Planetary Sciences
Nov 2, 2022
5
367
Hurricane damages cost an average of $20.5 billion per event in the United States. Their effects are widespread and often chronic, with loss of infrastructure, communities, and lives. The aftershocks ripple out farther still—pressure ...
Earth Sciences
Oct 24, 2022
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9
An enormous number of near-Earth asteroids (NEAs) orbit around the sun, and among them, 2,072 NEAs are recorded in the Minor Planet Center (MPC) database as potential hazardous near-Earth asteroids (PHAs). These PHAs frequently ...
Astronomy
Oct 17, 2022
0
17
