(Photos: Getty images)Thus, metals like gold and platinum arrived on Earth while our planet was still forming. Korenaga explains, ‘About 4.5 billion years ago, Earth was hit by a Mars-sized rock ...

If this planet is real, its influence may have already begun." A Threat to Climate Cycles? Some believe that such a distant object could be linked to long-term changes in Earth's climate ...

a super-Earth, and a Neptune-size gas giant. | Credit: Robert Lea (created with Canva) One such planet that has been found to experience TTVs is Kepler-725b. It's a gas giant planet orbiting a ...

That means we’re usually spotting planets that are more like Venus than Earth. So, as it turns out, those involved didn’t “see” this planet directly. Let me explain. They inferred its ...

I shared a story the other day about IndyGo. The most ridiculous people on planet earth. The story I shared was that IndyGo wants to raise its bus fare from $1.75 to $2.75. Or something no one uses.

Kepler-725c's mass is quite significant — 10 times greater than the mass of Earth. This places it in the upper echelons of a type of planet called super-Earths — giant, probably rocky worlds.

Despite what some people on this planet would have you believe, Earth is not flat. In a general sense, it's a sphere that moves through space, orbiting the star that's at the center of our solar ...

Astronomers had detected just a hint, a glimmer of two molecules swirling in the atmosphere of a distant planet called K2-18b — molecules that on Earth are produced only by living things.

Astronomers had detected just a hint, a glimmer of two molecules swirling in the atmosphere of a distant planet called K2-18b — molecules that on Earth are produced only by living things. It was a ...

Astronomers had detected just a hint, a glimmer of two molecules swirling in the atmosphere of a distant planet called K2-18b — molecules that on Earth are produced only by living things.

It is expected to fly past at over 16,000 miles per hour, reaching within 636,000 miles from planet Earth, the JPL notes. Stock image: An asteroid approaching the Earth, with an inset image ...