Categories: Astrosphere

Astrosphere for July 31, 2007

Today’s astrophoto is brought to you by bloodhound31, it’s a photo of the Triffid Nebula.

Centauri Dreams is reporting on an interesting theory to explain mass extinctions in the past: the Sun’s rise and fall above the galactic plane.

The Space Review has a cool article about the potential for using space guns to access space.

Here’s a cool 6-part series of articles about how to get started in amateur astronomy from Helium. And another 8-part series on how telescopes work.

Pamela Gay is attending the American Association of Physics Teachers, and has this great article about the challenges of both doing and popularizing science.

Fraser Cain

Fraser Cain is the publisher of Universe Today. He's also the co-host of Astronomy Cast with Dr. Pamela Gay. Here's a link to my Mastodon account.

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