Orbiting a nearby star, the new planet is the smallest identified so far by the TESS mission.

Study finds shallow bodies of water were probably more suitable for Earth’s first life forms.

Symposium featuring former astronauts and other Apollo mission luminaries examines the program’s legacy.

Major tectonic collisions near the equator have caused three ice ages in the last 540 million years.

Algorithm could help autonomous underwater vehicles explore risky but scientifically-rewarding environments.

NASA’s OSIRIS-REx sample-return spacecraft, carrying MIT instrument, arrived at asteroid in December; now begins the science to select a sampling location.

Measurements indicate a dense, gaseous, “sub-Neptune” world, three times the size of Earth.

Researchers design CubeSats with lasers to provide steady reference light for telescopes investigating distant planets.

MIT Kavli's John Richardson describes MIT's role in the historic passing of the Voyager 2 craft past the heliopause and into the interstellar medium.

Existing laser technology could be fashioned into Earth’s “porch light” to attract alien astronomers, study finds.