New evidence shows that, far beyond Pluto, there may exist a hypothetical planet referred to as Planet X or Planet Nine.

There are no confirmed exomoons, moons orbiting distant exoplanets in other solar systems. There are a few candidates, but ...

Newly discovered comet C/2025 V1 (Borisov), which has some minor similarities to 3I/ATLAS, will make its closest approach to ...

Comet 3I/ATLAS has gone from being an astronomic curiosity to the darling of the entire space science community. It is the ...

The National Aeronautics and Space Administration is, to put it bluntly, kind of a mess. This is not meant to disparage the ...

Astronomers are gathering evidence of a massive hidden planet lurking beyond Neptune. These endangered predators have finally ...

For years, scientists believed most mini-Neptunes were covered by vast oceans of molten rock—essentially entire planets made ...

Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all ...

Mars is about to receive a double dose of attention. This weekend, a pair of identical NASA satellites will launch together ...

If you want to buy your own panels, Palmetto's concierge advisors can help you save up to $10,000 on installation through a ...

The comet is the third interstellar object from deep space ever recorded to pass through Earth’s solar system.

New satellite data reveals Earth is absorbing more sunlight. The Northern Hemisphere is darkening faster than the Southern ...