Astronomy Fact of the Day: January 30, 2019

Tonight around 11pm you will find the star Arcturus rising in the east. This red giant star is the 4th brightest in the sky and is a member of the constellation Boötes. Learn more about Boötes the constellation.

Astronomy Fact of the Day: January 29, 2019

Tonight in the south at 7pm you will find star Rigel in Orion next to the star Beta Eridani. This is the start of the constellation Eridanus the River which fills most of the southern sky at this time. Learn more about Rigel, Orion’s brightest star. Image: Orion with Rigel at bottom right, at optical… Continue reading

Astronomy Fact of the Day: January 27, 2019

We remember Apollo 1 astronauts Virgil I. Grissom, Ed White, and Roger B. Chaffee, who lost their lives in a fire during a launch pad test on this date in 1967. Learn more the Apollo 1 pad fire.

Astronomy Fact of the Day: January 25, 2019

On this date in 1983 NASA launched the Infrared Astronomical Satellite (IRAS). Among its many achievements this international mission was able to reveal the core of the Milky Way galaxy. Learn more about IRAS Image: Infrared all-sky survey by IRAS