Since Kepler's laws of motion dictate that celestial bodies orbit more slowly when farther from the sun, we are now moving at ...

U.S. astronaut Nichole "Vapor" Ayers captured a spectacular view of a phenomenon known as a "sprite" blazing to life above an ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say.

Four Canadian university teams flew their science on parabolic flights with Canada's National Research Council. This video ...

NASA’s New Horizons successfully used stellar parallax from deep space to pinpoint its location, pioneering a new method of ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

New images from the European Space Agency’s Biomass mission show how the satellite uses advanced radar to map flows of carbon ...

Studies of 15 M-type stars have revealed new insights into the potential presence of exoplanets. A new study led by ...

Based on the comet's brightness and current distance — it's located just inside Jupiter's orbit — scientists estimate its ...

CALIFORNIA — The four-person civilian Fram2 mission returned home in a splash down off the coast of California on Friday after being the first humans to orbit Earth's polar regions. Riding in ...

A phase change in post-perovskite materials at the so-called D” discontinuity is also evidence for long-predicted slow, convective flows in the mantle itself ...

A NASA astronaut captured a fascinating weather phenomenon that still has scientists scratching their heads. Nichole Ayers is ...