Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.

Astronomers from the University of Arizona helped detect a baby planet outside of our solar system. Specialized telescopes from Arizona and Chile contributed to the discovery.

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

In a dazzling twist of planetary science, Saturn, our Solar System’s ringed giant, has revealed a set of atmospheric features ...

NASA has officially confirmed the finding of its 6000th alien planet, furthering its quest to understand our galaxy and ...

Earth is the only planet in our solar system with a single moon, making it a rare phenomenon for a planet of its kind.

Every so often, Jupiter's strong gravity sends an asteroid hurtling through the solar system, sometimes towards Earth. Last ...

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

SKYWATCH: This year marks the 50th anniversary of the discovery, just inside Jupiter’s orbit, of Kohoutek, a comet synonymous ...

Catalyze adds community solar, Enel inks PPAs, Jupiter Power celebrates a Michigan BESS; Fourth Power, Nexamp, and Sol Systems raise funds.