Saturn rings and Tethys

Saturn rings and Tethys

Saturn’s rings and Tethys were imaged in their true colors by the Cassini spacecraft. Icy bright Tethys, a moon of Saturn likely brightened from sister moon Enceladus, is visible in front of the darker rings.   Image credit: NASA/JPL/Space Science Institute

By |October 25, 2012|Astronomy|

Expedition 33 crew is preparing for launch

Expedition 33 crew is preparing for launch

At the Baikonur Cosmodrome in Kazakhstan, the Expedition 33 crew is preparing for launch and share a playful moment during the first of two so-called “fit check” dress rehearsal sessions, on Oct. 10, 2012. Image credit: NASA/Victor Zelentsov

By |October 21, 2012|Space|

The Pale Blue Dot [video]

Earth, The Pale Blue Dot

From Saturn, Earth would appear too small for Voyager spacecraft to make out any detail. Our planet would be just a lonely point of light. That pale dot, that’s home. That’s us. Earth is a grain of sand in the vast cosmic arena.   Carl Sagan pointed out that “all of human history has happened on that tiny pixel (shown here inside a blue circle), which is our only home” (speech at Cornell University, October 13, 1994.)    Watch the amazing video

Dawn spacecraft prepares to leave Vesta for Ceres

the south pole of the giant asteroid Vesta

After spending a year examining asteroid Vesta, Dawn NASA‘s spacecraft is preparing to leave and head to the largest asteroid – dwarf planet Ceres, where it will arrive in 2015. This image shows the south pole of the giant asteroid Vesta.    Image credit: NASA    Scroll down for video

By |September 6, 2012|Astronomy|

Obscured by Saturn Rings

Titan obscured by Saturn Rings

In this image from NASA’s Cassini spacecraft, Saturn‘s rings obscure part of Titan‘s colorful visage.   Image credit: NASA/JPL-Caltech/SSI   

By |September 3, 2012|Astronomy|

Earth-threatening asteroids exterminator

20 ton nuclear-electric spacecraft tows a 200 meter diameter asteroid

One idea on how to change the course of an Earth-threatening asteroid, is the scenario worked out by Edward Lu and Stanley Love at NASA’s Johnson Space Center in 2005. A 20 ton nuclear-electric spacecraft tows a 200 meter diameter asteroid by simply hovering near the asteroid.

By |July 9, 2012|Space|

Propulsion System invented by Egyptian Student

Quantum Propulsion System

Aisha Mustafa, a 19-year-old Egyptian physics student, invented a new type of propulsion system for spacecraft.  The new method uses quantum physics instead of thrusters.

Voyage of the Dawn (video)

Voyage of the Dawn spacecraft

Dawn is a NASA spacecraft tasked with the exploration and study of the two largest members of the asteroid belt: Vesta and the dwarf planet, Ceres. This video (below) features images taken by Dawn as well as animated recreations of Vesta’s most focal geological formations. Credit NASA

We could build a real Starship Enterprise in 20 years

Size comparisons of buildings to the proposed USS Enterprise

An engineer has proposed to build a full-sized, ion-powered version of the Enterprise complete in foul details, with 1G of gravity on board, and says it could be done with current technology, within 20 years.

By |May 15, 2012|Space|

Dragon’s spacecraft crew accommodations

Dragon's spacecraft crew accommodations

Space Exploration Technologies (SpaceX) has finished an important evaluation of a prototype Dragon spacecraft designed to carry people into orbit. It reminds me somehow of this: F1 driving position.   Image Credit: SpaceX

By |May 12, 2012|Space|
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