Dr Brian Geoffrey Marsden passed away Thursday, Nov 18 at the age of 73 following a prolonged illness.

The U.S. could be in for quite a show tonight! Astronomers are predicting that the Northern Lights will shine on and off, periodically coating the northern sky in brilliant greens and reds.

CAMBRIDGE, Mass. (AP) -- Fred L. Whipple, a pioneer in astronomy who proposed the "dirty snowball" theory for the substance of comets, has died.

Cambridge, MA -- Last year, astronomers at Wesleyan University announced that they had discovered a "winking" star -- a star known as KH 15D that undergoes a regular, long-lasting (~20 day) eclipse every 48 days.