Thursday, February 11, 2016

Gravitational Waves

Scientists have finally directly detected gravitational waves-- one more confirmation of Einstein's General Relativity.

The detection comes in the centennial year of the theory.

Wednesday, February 10, 2016

Possible Delay For Europa

Based on President Obama's budget proposal, NASA's mission to Europa may be delayed until the late 2020s instead of a 2022 launch.

Congress can still increase funding, however.

Tuesday, February 9, 2016

Asteroid Strike

A new study finds a kilometer-wide asteroid striking Earth on land could bring about a mini-ice age.  A rock ten times that big could cause a mass extinction.

The case for a strong planetary defense program is solid.  An asteroid strike is the only natural disaster we have a chance to stop.

Monday, February 8, 2016

North Korrea

North Korea launched a satellite into orbit over the weekend, saying it was for scientific and peaceful uses.

Many nations, however, see the launch as another step towards Pyongyang developing an ICBM capable of delivering a nuclear warhead.

Saturday, February 6, 2016

Edgar Mitchell

Former astronaut Edgar Mitchell, the sixth man to stand on the Moon, died Thursday.  He was 85.

Mitchell was not your stereotypical astronaut.  He conducted ESP experiments while on the Moon, and he believed aliens had visited Earth.

Friday, February 5, 2016

Maybe No Planet Nine

Last month, two astronomers argued the movements of some objects in rhe Kuiper Belt points to the existence of a huge planet far out in the Solar System.  A new study, however, says many smaller bodies could accomplish the same thing.

Observation should settle the matter in a few years.

Thursday, February 4, 2016

That Star..... Continued

That star that could potentially have an alien megastructure orbiting it?  Astronomers had said the likeliest explanation for the observed dips in the star's brightness was a swarm of huge comets.  Now, researchers say that doesn't really fit.

Currently, they have no good explanation for the dimming.