Very Long Baseline Array measurement promises complete picture of the Milky Way

VLBA achievement nearly doubles the previous record for distance measurement within our galaxy.

Astronomers detect orbital motion in pair of supermassive black holes

Astronomers have made the first detection of orbital motion in a pair of supermassive black holes in a galaxy some 750 million light-years from Earth.

Continent-wide telescope extends cosmic 'yardstick' three times farther into universe

New observations with the Very Long Baseline Array have made the farthest direct distance measurement ever, a key step toward understanding the mysterious Dark Energy that constitutes some 70 percent of the Universe. Other observations are redrawing the map of our home Galaxy and promise to revise our understanding of extrasolar planets.