Space

Philae "Mignon" - the Rosetta Lander Finds Organic Molecules on the Comet

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November 20, 2014 - In the 60 hours before the batteries drained the Philae lander on Comet 67P/Churyumov-Gerasimenko looked around and using the Cometary Sampling and Composition Experiment (COSAC) on board the lander

Finding Cheaper Ways to Get to Space

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November 16, 2014 - A few years ago Paul Allen, of Microsoft and X-Prize fame, proposed buying two Boeing 747s, removing an outside wing on one and an inside wing on the other and joining them together using a central spar which would be strong enough to hold a suspended chemical rocket beneath. This would replace having to launch payloads into low-Earth orbit from Earth's surface.

Are There Rules for People Going into Space?

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November 14, 2014 - Who regulates humans going into space? For government programs such as those run by NASA, Russia's Roscosmos, and China's CNSA, there are rules and a protocol that space travelers must go through to be eligible to get to low-Earth orbit? But a commercial carrier is subject to what rules when it comes to passengers?

Rosetta Lands its Stone Philae on Comet's Surface

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November 12, 2014 - It is amazing what can be accomplished with robotic spacecraft.

Space is Hard as Virgin Galactic and Orbital Sciences Can Attest

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October 31, 2014 - In one week we have seen two commercial space companies experience disasters. With Orbital Sciences it involved the loss of a rocket and resupply capsule destined for the International Space Station.

Two Very Different Pictures: Orbital Sciences and SpaceX

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October 30, 2014 - Tuesday's failure of the Orbital Sciences Antares rocket with the Cygnus resupply module and a Planetary Resources satellite aboard paints a sharp contrast with the achievements at SpaceX, Elon Musk's private rocket company.

Current Sun Activity May Reduce the Speed of Climate Change and Stop Humans From Going to Mars

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October 23, 2014 - Back in the 17th century our Sun went through a period in which there was an absence of sunspot activity. Known as the Maunder Minimum it lasted for 70 years.

Huge Holes in Mars One Plan Say MIT Students

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October 15, 2014 - I have written several postings about Mars One and have questioned the aggressive timetable and lack of appropriate tested technology to ensure its ambitious goal - to place th

Why Haven't We Developed Artificial Gravity in Human Space Flights?

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October 2, 2014 - The scene of the rotating space station from 2001: A Space Odyssey reminds me of just how much further we need to go in 2014 to achieve that science fiction dream. What's holding us back from building a spinning station that creates artificial gravity, like the one envisioned by

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  • Evidence of Past Glaciation Found on Mars

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    The date today reinforces that we are well into autumn here in the Northern Hemisphere of our planet and it shouldn't be a surprise then that the words "glacier" and "ice" are starting to appear in some headlines. The latest, however, are not of this world but our neighbor Mars.

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