A Southwest Research Institute-led study found that protons and heavy ions react differently to solar magnetic reconnection events, revealing a more complex magnetic engine powering the solar wind. Magnetic reconnection
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The Universe expanded rapidly soon after the Big Bang, and we aren’t sure why. But a theory of quadratic quantum gravity might be the answer.
All eyes are on the inner solar system in April 2026, as two comets reach perihelion. One, Comet R3 Pan-STARRS we’ve known about since last year. Another, sungrazer A1 MAPS
If you thought the current crop of satellite megaconstellations was bad, you’re going to be horribly disappointed by new proposals from both SpaceX and a company called Reflect Orbital. Their
It’s not often that astronomers can observe huge changes in a galaxy’s brightness over the course of a few years. Most galaxies change in brightness (and other characteristics) over millions
The ice giant Uranus is one of the most fascinating objects in the solar system, with its sideways rotation, intricate ring system, and unique family of moons. However, it is
The sun, our nearest star, never stops breathing. Every second of every day, it exhales a vast stream of charged particles that sweeps outward through the solar system at hundreds
The criteria for finding an Earth-like planet unofficially comes down to two things: water and the habitable zone. But a phenomenon known as atmospheric escape often “escapes” the minds of
The central premise of the blockbuster film “Project Hail Mary” is a long-shot mission with a familiar goal: Save humanity from extinction. While the details of the threat facing humanity
Astronomers studying the ultra-faint dwarf galaxy Pictor II have found an extremely chemically peculiar star that contains traces of elements created by the first stars in the Universe. It’s called
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