Saturday, November 28, 2015

Profits From Space

President Obama has signed the 2015 Commercial Space Act into law, thus allowing American companies to use extraterrestrial resources to make profits from space.

Some have compared this law in importance to the 1862 Homestead Act, which opened the American West to settlement.

Friday, November 27, 2015

Golden Dozen

So far, using Kepler data, scientists have found roughly a dozen worlds similar in size to Earth that orbit within their stars' habitable zones.

That increases the odds that we are not alone.

Wednesday, November 25, 2015

Rings Of Mars

In a few tens of millions of years, Mars might have rings like Saturn has now.

The tiny moon Phobos is slowly spiraling closer to Mars, and a new study suggests that Mars' gravity will ultimately break Phobos apart, and a ring will form.

Tuesday, November 24, 2015

Major Blue Origin Success

Blue Origin accomplished a major milestone in the opening of space yesterday.  Launching from its site in Texas, a rocket successfully completed its mission, and was flown back to the site and landed softly and upright, allowing it to be used again.

Reusable launchers are a major key to lowering the cost of access to space.

Monday, November 23, 2015

Manned Dragon

NASA has given Space-X the go ahead to proceed with the first manned launch of its Dragon capsule.

The first manned flight is scheduled for sometime in 2017.

Saturday, November 21, 2015

Surface Water On Mars

A new study suggests liquid water could exist for some period of time on the surface of Mars today, given the right local circumstances.

That has implications for both extant Martian life and eventual human colonization.

Friday, November 20, 2015


This month marks the one hundredth anniversary of Albert Einstein's Theory of Relativity, which completely changed our concepts of space, time, and the nature of the universe.

Relativity has been tested numerous times in various experiments over that century, and each time has been confirmed with precision.