"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring ...

Sweeping winds of vaporized metals have been found in a massive cloud that dimmed the light of a star for nearly nine months.

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one young star should help us understand how such systems form ...

The planets have been nicknamed Earth's seven sisters. — -- An international team of astronomers has discovered seven potentially habitable exoplanets — or planets outside our solar system — that ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...

Planets may begin forming much earlier than scientists once believed during the final stages of a star s birth, not afterward. This bold new model, backed by simulations from researchers at SwRI, ...

The James Webb Space Telescope (JWST) is a large space telescope which collects light at infrared wavelengths. It has been ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

In theory, a planet may be able to orbit a binary star system in a figure of eight, but it may not be particularly stable, ...

AMES, Iowa – Using data from NASA’s Kepler space telescope, an international team of astronomers has discovered a distant planetary system featuring multiple planets orbiting at a severe tilt to their ...

Compared to our 4.5-billion-year-old sun, ​​the 20-million-year-old V1298 Tau is a stellar baby, making it ideal for ...