herschel’s garnet star

Seeing Red: Hunting Herschel’s Garnet Star

Quick, what’s the reddest star visible to the naked eye? Depending on your sky conditions, your answer may well be…

11 years ago

Seeing the Red of ‘La Superba,’ a Magnificent Springtime Carbon Star

The Universe can be a very gray place. But this week, we’ll look at a fine example of a class…

12 years ago