Posts by 

Deborah Byrd

Triple lightning hits the sea

Roberto Porto captured this image on September 15. He's on the island of Tenerife, one of Spain's Canary Islands, off West Africa.

See it! Dance of planets before dawn

Mars emerged before dawn last week, to meet Mercury below bright Venus. And then the moon passed through. Thanks to all who submitted photos!

Dust devils on Earth and Mars

Researchers spent 5 years studying dust devils in earthly deserts. They said their research has implications for climate and weather on both Earth and Mars and for human health.

Astronomers find a pitch-black planet

Exoplanet WASP-12b has the unique capability to trap 94 percent of the visible starlight falling into its atmosphere. The result is a world as black as fresh asphalt.

Venus’ mysterious night side revealed

Researchers using Venus Express spacecraft data report "stationary waves" and slowly moving features in the planet's upper clouds, during Venus' long and mysterious night.

Outer space

"I'm a daydreamer and a nightthinker," wrote photographer Manuel Dietrich.

More Cassini legacy: Titan’s bonkers atmosphere

Cassini's legacy will endure. Click for a video about the atmosphere of Saturn's large moon Titan, which might resemble that of an early Earth.

Does organic material in comets predate our solar system?

"If cometary organic molecules were indeed produced in interstellar space—and if they played a role in the emergence of life on our planet—might they not also have seeded life on many other planets of our galaxy?"

Our Age of Humans in a galactic context

A proposed new classification system - somewhat like the well-known Kardashev scale for classifying extraterrestrial civilizations - and a new way of thinking about human sustainability on Earth.

Last night’s moon over Freedom Tower

Photo taken from Exchange Place, Jersey City, New Jersey.

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