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

Jupiter joins Mercury in early twilight as Mars lingers with Leo after dark. Saturn is visible in the morning, meeting ...

Billions of years from now, the Sun will swell into a red giant, swallowing Mercury, Venus, and Earth. But that’s not the ...

Astronomers announced Wednesday they have discovered a massive planet orbiting a tiny star, a bizarre pairing that has ...

An international team of astronomers discovered a giant exoplanet named TOI-6894b orbiting a red dwarf star called TOI-6894, ...

But this assumes that nothing affects the Solar System in the meantime, and that is not a certainty. As we travel around the ...

Mercury, for instance, is already the wild card of the inner planets. Its orbit grows more eccentric over time, increasing ...

The universe is a complete unknown to humans. We are not yet able to control and understand the system in which Earth is located, as evidenced by the possible discovery made by a g ...

What remains is a white dwarf. This will happen to the Sun, and we will say goodbye to Mercury, Venus, and maybe even Earth when it does. You can see why this is not ideal for planetary survival ...

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.

WD 1856+534b—a freezing world with a surface temperature of -125 degrees Fahrenheit—exists where planets are normally scoured away.