With an orbital period around one year, much like Earth's 13-hour transit duration, HD 137010 b tantalises as Earth 2.0.

A new discovery in the search for Earth-like exoplanets has just been published in The Astrophysical Journal Letters on ...

The supposed "strange signals" were not mysterious at all, but commonly observed transit signals, according to NASA.

Kepler Space Telescope, a mission which was designed to survey a portion of the Milky Way galaxy, retired in 2018, but its ...

The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

NASA's planet-hunting mission, the Kepler Space Telescope, has just discovered Kepler-452b, a planet that scientists are calling "Earth 2.0." Scientists said in a press conference Thursday that they ...

On April 18, scientists announce the discovery of three Earth-like planets potentially suited for life. Kepler-62e, Kepler-62f, and Kepler-69c are three unique examples among the total 122 confirmed ...

As of late 2025, NASA had confirmed the existence of a temporary second moon that would remain in orbit next to Earth until 2083. Astronomers discovered a "quasi-satellite" of Earth, also known as a ...