On August 1, a total solar eclipse was visible in parts of Canada, northern Greenland, the Arctic, central Russia, Mongolia and China. The eclipse swept across Earth in a narrow path that began in…

Titan, which is one-and-a-half times the size of Earth's moon and bigger than either Mercury or Pluto, is one of the most fascinating bodies in the solar system when it comes to exploring…

A frequent sign of the maturity of a spiral galaxy is the formation of a ribbon of stars and gas that slices across the nucleus, like the slash across a "no smoking" sign. In a landmark study of more…

A team of European scientists working with COROT have discovered an exoplanet orbiting a star slightly more massive than the Sun. After just 555 days in orbit, the mission has now observed more than…

Themis was the blindfolded Greek goddess of order and justice. It's also a NASA-funded mission which stands for Time History of Events and Macroscale Interactions during Substorms - and, using it,…

Using ESO's Very Large Telescope Interferometer, astronomers were able to witness for the first time the appearance of a shell of dusty gas around a star that had just erupted and follow its…

By using the gravitational magnification from six massive lensing galaxy clusters, the NASA/ESA Hubble Space Telescope has provided scientists with the largest sample of very distant galaxies seen to…

For the first time, a team of international researchers has found a way to view the accretion disks surrounding black holes and verify that their true electromagnetic spectra match what astronomers…

Imagine having three clocks in your house, each chiming at a different time. Astronomers have found the equivalent of three out-of-sync "clocks" in the ancient open star cluster NGC 6791. The dilemma…

Continuing from the prior article... “The Sun Ain’t Yeller”, cries the heliochromologist.  Undaunted by tradition, dogma, or tens of thousands of erroneous magazine and textbook images of our…