Astronomers have detected an exoplanet candidate around a Sun-like star just 146 light-years away from us.

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.

Scientists continue to mine data gathered by NASA's Kepler Space Telescope, retired in 2018, and continue to turn up ...

As part of the agency's efforts to enable broader use of space, NASA has released its final goals and objectives for low Earth orbit, defining the long-term approach toward advancing microgravity ...

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

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 ...

The discovery and swift monitoring of asteroid 2024 YR4 earlier this year represented Earth's first real-life planetary defense test. When you purchase through links on our site, we may earn an ...