The sun is the solar system's central star and supports all life on Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sun is a yellow ...
Using data from NASA’s TESS mission, scientists can estimate the size (radius) of potential planets orbiting distant stars. However, to verify that these objects are truly planets and not low-mass ...
The Sun's transition from the main sequence to the red giant phase is a gradual process, spanning approximately a billion years. This transition begins with a subgiant phase where core hydrogen fusion ...
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Aging stars destroy their planets more often than we thought: What does this mean for Earth?
Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered that aging stars in their so-called ...
Comet 3I/ATLAS is the third ISO ever detected. It was discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) station on 1 July 2025. It's traveling through the inner solar system at ...
Aging stars may be destroying the giant planets orbiting closest to them, according to a new study by astronomers at UCL and ...
A: To determine the age of a globular cluster, astronomers rely on the assumption that all the stars in the cluster formed at the same time and are the same distance from us. But the stars don’t all ...
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