1001–1020 of 1,202 results
a person with a helmet, face mask, and nozzle waves to the camera in front of a wall

Cosmic Relief with David Grinspoon

The Right Stuff?

Our columnist reports on his harrowing round of astronaut training.

Stargazing with Tony Flanders

The First Geek

Not all geeks are astronomers, but many astronomers are geeks. Let's take a look at the archetypal geek who died 22 centuries ago.

Neytiri from Avatar

Stargazing with Tony Flanders

Stargazing and Science Fiction

Logically, science fiction is completely unrelated to stargazing — but human beings don't live by logic alone. In fact there's an intimate relationship between these two pastimes.

Stargazing with Tony Flanders

Debating Human Spaceflight

On March 15th a distinguished panel discussed the future of human spaceflight at New York's Hayden Planetarium.

Choosing Your Astronomy Equipment

Binocular Blogs

Binocular stargazing has a peaceful, organic quality that's hard to achieve through a telescope. Here's a list of some blogs the author has written on this subject.

an adult and two children look at something offscreen while sitting in front of a crowd of people

Cosmic Relief with David Grinspoon

Lunar News Flash

Did scientists make LCROSS seem like a dud by raising expectations of a spectacle?

Stargazing with Tony Flanders

Index to Stargazing Blogs

Nobody else may care about blogs that I wrote three years ago — but I do, because I like to hyperlink to older blogs when I write new ones. So here, in case anybody's interested, is a list of all Stargazing blogs from 2007 through 2010: 2010 Oct 26, 2010Guest…

Stargazing with Tony Flanders

Stargazing Blogs

Here's an index to the Stargazing blogs written from 2007 to 2011.

Stargazing with Tony Flanders

The Belt of Venus

This pink border lining Earth's shadow opposite the just-set or about-to-rise Sun is often seen but rarely recognized.

Stargazing with Tony Flanders

Thoughts about Pluto

Eighty years ago, Clyde Tombaugh discovered Pluto while comparing two photographs taken a few weeks earlier. How does his discovery look in light of our current knowledge?

Stargazing with Tony Flanders

Venus, Jupiter, and Vesta

Venus and Jupiter have a close but difficult conjunction shortly after sunset on Tuesday, Feb. 16. And after the sky gets dark, you have an unusual chance to see an asteroid with hardly any effort at all.

Stargazing with Tony Flanders

Thoughts about Star Charts

The author ponders the dilemmas of providing star charts for observing articles in Sky & Telescope.

Stargazing with Tony Flanders

Double-Star Resources

Here are some handy reference works for people who love to observe double stars and want to expand their horizons.

Stargazing with Tony Flanders

The Joy of Double Stars

Double stars are fun, quick, and easy to observe.

Stargazing with Tony Flanders

My First Grazing Occultation

It's great when an astronomical event far exceeds your expectations.

Stargazing with Tony Flanders

More on Scopes and Binoculars

What sized telescope is equivalent to a pair of 70-mm binoculars? To some extent, this is a question without an answer — like comparing apples to oranges. But for some purposes, 70-mm binoculars can actually do better than a 100-mm scope. In other words, the human brain sometimes gets better results combining the light seen through two eyes than you can get by doubling the light seen through one eye.

a target overlaid on a background of an orange and brown landscape

Cosmic Relief with David Grinspoon

Another Giant Leap

Thanks to amateur astronomers, humanity has crossed a threshold to the age of continuous monitoring of solar system events.

Stargazing with Tony Flanders

Paradoxical Messier 33

Messier 33, which rides high in the sky on late-autmun evenings, can be the most rewarding or frustrating of all galaxies, depending on your conditions and your mindset.

Stargazing with Tony Flanders

Chainsaw Astronomy

Cutting down trees to get a better view of the night sky can be a surprisingly emotional issue.

Stargazing with Tony Flanders

Doing Deep-Sky Wonders

It's hard to find a better way to spend an hour or two outside on a clear, moonless night than viewing the targets from the latest Deep-Sky Wonders column through a telescope.