Planet Labs operates a constellation of satellites that take images of planet Earth multiple times a day. It provides this ...

The fact that Planet stock went up so much in four months means I was right about Option 1. The fact that Planet stock is ...

The three-planet parade is expected to be visible through June 15, giving skywatchers multiple chances to catch the event if ...

Shares of earth imaging satellite company Planet Labs (NYSE:PL) fell 9.2% in the afternoon session after the much-anticipated ...

Astronomers have spent years searching for a possible hidden giant planet far beyond Neptune. Unusual orbits among distant ...

The hunt for Planet Nine continues as new discoveries make the Solar System’s biggest mystery even harder to solve. Is there ...

Mercury is due to join Venus and Jupiter in the night sky for an uncommon celestial event commonly known as a planet parade.

A distant exoplanet orbiting a small red dwarf star has emerged as one of the most inflated worlds ever measured around its ...

The world of arbuscular mycorrhizal fungi (AM fungi) runs deep. They live symbiotically with around 70 percent of Earth’s ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

Four-and-a-half billion years ago, a massive world—possibly as big as the moon or even Mars—orbited our sun before crashing ...

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known universe confirmed to host life. With a radius of 3,959 miles, Earth is the ...