The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

Earth has a new neighbor that lives far, far away. Scientists from the Institute for Advanced Study's School of Natural ...

As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region ...

The unusual orbit of a possible dwarf planet, known as 2017 OF201, makes it less likely that our solar system contains a ...

This solar cycle still ... that surrounds our planet and deflects much of the most dangerous emissions. The risks of solar activity stretch throughout the solar system, however.

Venus begins a season-long absence from the sky, hidden by the glow of the Sun as it slowly passes behind our star, not returning to our view until August. It reaches superior conjunction on June 4, ...

but both men previously suggested a “Planet X” existed in the far reaches of the solar system. “It’s kind of fun that a paper that purports to find a candidate for Planet Nine is really ...

A new batch of 65 planets located outside our solar system joined the NASA Exoplanet Archive, triggering a celebratory mood. "It's not just a number," Exoplanet Archive science lead Jessie ...

To understand how chaotic the early solar system was ... The Beta Pictoris system and the exoplanet are the subject of much research. Research shows that the planet is enriched with metals ...

Sponsor Message Our system is much stranger. The answers can be surprisingly philosophical — and at times, even poetic. This episode of Planet Money was produced by James Sneed with help from ...

The EcoFlow Stream series might be able to change that with what the company says is the world's first plug-and-play solar system. It'll launch in Utah, giving apartment, condo and single-family ...

For years, astronomers have been searching for a ninth planet in our solar system (after giving Pluto the old heave-ho and demoting it to a dwarf planet) and now researchers say they’ve found a ...