Astronomy Blogs

Peruse our blogs and you’ll find editors and contributors to Sky & Telescope writing about everything from celestial events to astrophotography to upcoming space launches:

  • Explore the Night with Bob King – take a closer look at your night sky
  • Astronomy in Space with David Dickinson – find out what’s new in spaceflight, with an astronomy angle
  • Astrophotography with Jerry Lodriguss – learn tips and techniques for astro-imaging
  • Cosmic Relief by David Grinspoon – musings on life on other planets and our own

Experiencing the Total Solar Eclipse

Lots of folks are getting ready for what should be one of the most memorable astronomical experiences of their lifetimes — the total solar eclipse of August 21st. Seasoned eclipse chasers have described the view of the ethereal delicate solar corona surrounding the black hole caused by the Moon as “The Eye of God.” If…

Linear vs. Stretched Images

When shooting with digital cameras, images will appear very dark and low-contrast. This is true with daytime photographs as well as long-exposure deep-sky images. That’s because raw data is linear. To make details visible, we must apply a non-linear transformation and s – t – r – e – t – c – h the…