In a new study published in The Astrophysical Journal, a group of researchers from the University of Colorado Boulder ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Something is very wrong with our Sun. It’s turned into a spinning lighthouse of death. What would make the Sun so much more ...

Searching for technosignatures—signs of technology on a planet that we can see from afar—remains a difficult task. There are ...

What would happen if the sun started to dim? Scientists have revealed the terrifying answer to this question, which is the subject of the upcoming science fiction blockbuster, Project Hail Mary.

Interstellar Comet 3I/ATLAS is nearing Earth. Hubble and Juice captured new images, revealing an alien object with a strange ...

A newly discovered, faint radio emission, the Hectometric Continuum, emerges only after sunset and pulses through Earth's ...

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth.

Sunsets will start getting later before the winter solstice — but mornings keep getting darker. Here’s the surprising science ...

Researchers reveal 2,700-year-old records from ancient China that offer new insights into Earth's rotation and solar activity, confirming early descriptions of a solar eclipse and the Sun's corona.

Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

ESA's Solar Orbiter reveals the dynamics of the Sun's magnetic field, shedding light on the 11-year solar activity cycle.