What can Earth-sized exoplanets teach scientists about the formation and evolution of exoplanets throughout the cosmos? This is what a study recently posted to the arXiv preprint server hopes to ...

But the rare cosmic event actually occurred 8.5 billion light years away from Earth, when the universe was just a third of its current age — and it has created more questions than answers.

NASA announced the discovery of a planet 40 light years from Earth that orbits every 12.8 days and is possibly even habitable. Gliese 12 b is a "super Earth exoplanet" that is nearly the same size ...

Astronomers used NASA’s planet-hunting TESS satellite to find a “super-Earth” as well as a possible Earth-size planet, both orbiting a star 137 light-years away.

In an exciting breakthrough for astronomy and the search for extraterrestrial life, a team of international scientists has announced the discovery of Gliese 12 b, a temperate, Earth-sized ...

The closest object to us is the Moon.Its average distance is about 240,000 miles, so light from the Moon takes (240,000 miles divided by 186.000) 1 and 1/3 seconds to get from the Moon to Earth.

Light-to-electricity nanodevice reveals how Earth's oldest surviving cyanobacteria worked. ScienceDaily . Retrieved June 11, 2025 from www.sciencedaily.com / releases / 2025 / 05 / 250516134402.htm ...