More precisely, it’s your Saturn return, the astrological rite of passage that marks the shift from youth to maturity. It’s ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

New research suggests that Jupiter, the largest planet in our solar system, was once even bigger—about twice its current size—and had a magnetic field 50 times stronger than it does today. This ...

A planet twice the size of Jupiter has been confirmed in Nu Octantis. Its retrograde orbit and origin raise new questions about planetary formation in binary systems.

International researchers warn that the planet Venus is concealing at least three city-killer asteroids that could strike ...

People always want to know what will happen to Earth when the sun eventually swells up as a red giant. For one thing, the ...

Astronomers have discovered a mysterious dwarf planet, 2017 OF201, far beyond Pluto. This discovery challenges existing ...

A new study published in Nature Astronomy on May 20, 2025, uncovers that Jupiter was once twice its present size ...

The International Astronomical Union’s Minor Planet Center, which catalogs new moons and other small bodies in the solar ...

In its earliest days, Jupiter may have been even more colossal than it is now—twice as large, in fact, with a magnetic field ...

Asteroid 2003 MH4, a large space rock, will make a close approach to Earth on May 24, 2025. While not an immediate threat, ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.