Good bye Fomalhaut b, Black Hole collision with VERY different masses, more news and discussion about Exploding Stars & Invisible Planets book. More at #365DaysOfAstro
Tag: Spitzer
Nov 17th: Our Space Telescopes Are Dying!
Think about it: Hubble is down to one gyro, maybe two; Kepler is in safe mode; and today, the Chandra X-ray telescope went into safe mode; Spitzer has run out of coolant but still doing science – our fleet of space telescopes is getting older what are we replacing them with?