Search results for Terrestrial Planet

Astronomy May 08, 2020

When baby planets melt: Searching for the histories of planetesimals

Let's start at the beginning. Before humans, before Earth, before any of the planets existed, there were baby planets—planetesimals. Coalesced from dust exploded outward by the solar nebula, these blobs of material were ...

Ecology May 06, 2020

Phytoplankton: Shedding light on the ocean's living carbon pump

Phytoplankton play a crucial role in ocean biology and climate. Understanding the natural processes that influence phytoplankton primary production, and how they are changing as the planet warms, is vital. A new study, using ...

Astronomy May 06, 2020

Ancient river systems on Mars seen in unparalleled detail

Researchers have spent decades looking for evidence of ancient water on Mars. As technology has progressed, more evidence has come to light that rivers, lakes and even oceans were once abundant on the red planet.

Astronomy May 05, 2020

Life might survive, and thrive, in a hydrogen world: study

As new and more powerful telescopes blink on in the next few years, astronomers will be able to aim the megascopes at nearby exoplanets, peering into their atmospheres to decipher their composition and to seek signs of extraterrestrial ...

Astronomy May 01, 2020

Researchers establish new timeline for ancient magnetic field on Mars

Mars had a global magnetic field much earlier—and much later—in the planet's history than scientists have previously known.

Astronomy Apr 30, 2020

Astronomers could spot life signs orbiting long-dead stars

The next generation of powerful Earth- and space-based telescopes will be able to hunt distant solar systems for evidence of life on Earth-like exoplanets—particularly those that chaperone burned-out stars known as white ...

Space Exploration Apr 29, 2020

NASA scientists tapped to mature more rugged seismometer system to measure moonquakes

NASA hasn't measured moonquakes since Apollo astronauts deployed a handful of measuring stations at various locations on the lunar surface and discovered unexpectedly that Earth's only natural satellite was far from seismically ...

Space Exploration Apr 29, 2020

4-billion-year-old nitrogen-containing organic molecules discovered in Martian meteorites

A research team including research scientist Atsuko Kobayashi from the Earth-Life Science Institute (ELSI) at Tokyo Institute of Technology, Japan, and research scientist Mizuho Koike from the Institute of Space and Astronautical ...

Astronomy Apr 20, 2020

Astronomers might have imaged a ringed planet around Proxima Centauri

In 2016, astronomers working for the European Southern Observatory (ESO) confirmed the existence of a terrestrial planet around Earth's closest stellar neighbor—Proxima Centauri. The discovery of this nearby extrasolar ...

Astronomy Apr 08, 2020

How the world's biggest radio telescope could be used to search for aliens

In 2016, China's Five-hundred-meter Aperture Spherical radio Telescope—the largest single-aperture radio telescope in the world—gathered its first light. Since then, the telescope has undergone extensive testing and commissioning ...

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