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Mother Nature Network

23

Apr

Asteroid hunting group says powerful asteroids strike Earth surprisingly oftenThe B612 Foundation seeks to raise awareness of the threats posed by asteroids, even those that burn up in the atmosphere or over uninhabited parts of the Earth.

Asteroid hunting group says powerful asteroids strike Earth surprisingly often
The B612 Foundation seeks to raise awareness of the threats posed by asteroids, even those that burn up in the atmosphere or over uninhabited parts of the Earth.

22

Apr

2014 Lyrid meteor shower to peak on Earth DayOur planet is now passing through debris left by Comet Thatcher, which hasn’t visited the inner solar system since 1861. The resulting Lyrid meteor shower is expected to peak on April 22, Earth Day.

2014 Lyrid meteor shower to peak on Earth Day
Our planet is now passing through debris left by Comet Thatcher, which hasn’t visited the inner solar system since 1861. The resulting Lyrid meteor shower is expected to peak on April 22, Earth Day.

19

Apr

'Earth cousin' discovery a milestone in search for alien lifeThe exoplanet Kepler-186f indicates that life could be sustainable around M dwarf stars, despite their dimness.

'Earth cousin' discovery a milestone in search for alien life
The exoplanet Kepler-186f indicates that life could be sustainable around M dwarf stars, despite their dimness.

18

Apr

2014 Lyrid meteor shower to peak on Earth DayOur planet is now passing through debris left by Comet Thatcher, which hasn’t visited the inner solar system since 1861. The resulting Lyrid meteor shower is expected to peak on April 22, Earth Day.

2014 Lyrid meteor shower to peak on Earth Day
Our planet is now passing through debris left by Comet Thatcher, which hasn’t visited the inner solar system since 1861. The resulting Lyrid meteor shower is expected to peak on April 22, Earth Day.

Meet the first Earth-size planet that could support lifeIf Kepler-186f were significantly larger than Earth, it’s likely that its atmosphere would be a thick mix of hydrogen and helium, hardly supportive of life.

Meet the first Earth-size planet that could support life
If Kepler-186f were significantly larger than Earth, it’s likely that its atmosphere would be a thick mix of hydrogen and helium, hardly supportive of life.

17

Apr

Huge volcanoes shook Mercury for billions of yearsAn analysis of dozens of pyroclastic ash deposits suggests that Mercury had an long history explosive volcanism.

Huge volcanoes shook Mercury for billions of years
An analysis of dozens of pyroclastic ash deposits suggests that Mercury had an long history explosive volcanism.

16

Apr

Vision risks for astronauts could put an early end to Mars missionsScientist theorize that pressure from cerebrospinal fluid in microgravity could be contributing to the degradation of eyesight among some astronauts.

Vision risks for astronauts could put an early end to Mars missions
Scientist theorize that pressure from cerebrospinal fluid in microgravity could be contributing to the degradation of eyesight among some astronauts.

New NASA photo may show birth of new Saturn moonThe potential new moon object has been christened ‘Peggy,’ and it may turn out to be the last moon Saturn produces.

New NASA photo may show birth of new Saturn moon
The potential new moon object has been christened ‘Peggy,’ and it may turn out to be the last moon Saturn produces.

Star survives nearby supernova explosionIn the neighboring Large Magellanic Cloud galaxy, a star has defied the odds; but its days are limited.

Star survives nearby supernova explosion
In the neighboring Large Magellanic Cloud galaxy, a star has defied the odds; but its days are limited.

15

Apr

Free apps for astronomy fansThe recent lunar eclipse has everyone sky-gazing. If you have a new-found interest in the stars, these apps will help you spot, name, and learn more about celestial bodies.

Free apps for astronomy fans
The recent lunar eclipse has everyone sky-gazing. If you have a new-found interest in the stars, these apps will help you spot, name, and learn more about celestial bodies.