Mercury currently appears as a bright "evening star" in the southwestern sky at sunset. Mercury will reach its greatest ...

Barney Frediani worked on the space program heat shields; 83 TEWKSBURY — Bernard D. “Barney” Frediani, age 83, a long tome resident of Tewksbury, died Sunday, March 20, at the Lowell General Hospital ...

NASA's SDO captured a jack-o'-lantern-like face on the sun as a coronal hole sends solar wind toward Earth ahead of Halloween ...

Explosions of charged particles from the Sun, known as Coronal Mass Ejections (CME), are being observed in more detail by a NASA mission aimed at helping scientists better predict space weather events ...