45 results
Mars

Astronomy Blogs

Mars and Our Expectations

The Red Planet has inspired a long history of brilliant mistakes.

Anthropocene's Golden Spike: Tranquility Base

Cosmic Relief with David Grinspoon

The Golden Spike of Tranquility Base

A modest proposal: the golden spike that marked the beginning of the Anthropocene was the first lunar landing in Mare Tranquilitatis.

Radio Dish

Cosmic Relief with David Grinspoon

No Need to Feel Lonely

Are we alone in the universe? Recent results don't support that conclusion, despite what the headlines say.

a satelitte floating in space with a black background with small stars visible

Astronomy Blogs

It All Started with Mariner 2

Fifty years ago this August, with the launch of Mariner 2 toward Venus, something profoundly new appeared around the Sun.

a sliver of a grey planet in the upper right on a black background

Cosmic Relief with David Grinspoon

Losing Venus

By neglecting Venus, we could lose valuable knowledge about Earth.

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