International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

I’ll make this brief. I wrote to both Massachusetts Senators about my objections to funding Planned Parenthood. Senator Warren has yet to reply but when Senator Markey did reply it ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Learn how a possible ninth planet, the theoretical Planet X, could have acquired its wide orbit in the outer Solar System — a process that’s also applicable for other planets.

Astronomers have indeed discovered a potential new dwarf planet in the outer reaches of our solar system, far beyond Pluto.

Consider the evidence and potential effects of a hypothetical ninth planet lurking in the outer solar system.

A single entity that astronomers believe might be our Planet X, and could even potentially have signs of life. But, before you grab your coat and prepare for a trip to visit this new alien planet, ...

The canceled $35 million grant to Wolfe’s Neck Center for Agriculture and Environmental would have been wasted anyway since we’ve known for decades that the primary cause of climate change and ...