The scientists ascertained the Earth “wobbled” as it rotated. They called the wobble, “Chandler’s Wobble.” If my memory serves me correctly, I believe the wobble apex (the center point ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Scientists using data from the European Space Agency’s Gaia mission have made a groundbreaking discovery: a massive exoplanet ...

In general, the larger the wobble, the greater the mass of the ... to 1 (a hyperbola). Earth's orbital eccentricity is 0.017; Mars' is 0.055, and Mercury's is 0.206. HD 20794d's orbit is more ...

Data from the Gaia spacecraft shows that even unassuming stars can host monumental companions like massive planets.

Gaia-4b, a giant exoplanet orbiting a small star, is the first planet confirmed using Gaia’s astrometric technique.

Feedback digs into the first peer-reviewed paper from the Game of Thrones author, and concludes that he may have picked the ...

In general, the larger the wobble, the greater the mass of the planet ... The degree of elongation, known as eccentricity, is measured on a scale of 0 (for a perfect circle) to 1 (a hyperbola).

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

A 'city-killer' asteroid now has a 2.3 percent chance of slamming into Earth in about eight years , and a terrifying video ...

Using data from the European Space Agency's Gaia mission, scientists have found a huge exoplanet and a brown dwarf. This is the first time a planet has been uniquely discovered by Gaia's ability to ...

The 'city-destroying' asteroid with a potential path toward Earth has been captured in a new video ... But until that happens ...