|
|
| |
|
|
Curiosity Sees a Watery Trend
|
| Topic: Mars |
03/19/13 |
| Summary:
When Curiosity drilled into a mudstone rock, the rover found evidence that past environmental conditions on Mars could have been favorable for life. New data from Curiosity shows that these conditions extended beyond the site of the drilling. |
|
|
|
|
Determining the Age of 'Methuselah', the Oldest Known Star
|
| Topic: Cosmic Evolution |
03/18/13 |
| Summary:
Astronomers are a step closer to timing the birth of the oldest known star with a well-determined age. This "Methuselah star" could be as old as 14.5 billion years, which is a dilemma considering the calculated age of the Universe is only 13.8 billion years. |
|
|
|
|
|
|
Lunar Impacts Created Seas of Molten Rock
|
| Topic: Moon to Mars |
03/16/13 |
| Summary:
A new analysis of data shows that molten rock may have been present on the Moon more recently and for longer periods than previously thought. Differentiation — a settling out of rock layers as liquid rock cools — would require thousands of years and a fluid rock sea at least six miles deep. |
|
|
|
|
Calculating the Odds of Habitable Worlds Nearby
|
| Topic: Cosmic Evolution |
03/16/13 |
| Summary:
A new study shows that the number of potentially habitable planets in the Universe is greater than previously thought. The study focuses on Earth-sized planets in the habitable zones of low-mass stars. |
|
|
|
|
|
Closest Star System Found in a Century
|
| Topic: Cosmic Evolution |
03/15/13 |
| Summary:
Scientists have reported that a newly discovered binary star system is the third-closest star system to the Sun. In fact, the brown dwarf stars are the closest star system discovered since 1916. |
|
|
|
|
|
Earth is Warmer Today than Most of the Past 11,300 Years
|
| Topic: Climate |
03/14/13 |
| Summary:
A new study shows that the Earth is warmer today than it has been during 70 to 80 percent of the last 11,300 years. The findings could help astrobiologists understand what's in store for the future of life on our planet. |
|
|
|
|
|
