Tag: solar

Birds nested alongside dinosaurs in the Arctic: Fossil find pushes polar nesting record back by 25 million years

PALEONTOLOGY
Spring in the Arctic brings forth a plethora of peeps and downy hatchlings as millions of birds gather to raise their young. The same was true 73 million years ago, according to a paper featured on the cover of Science....

How Greenland’s glacial troughs influence ocean circulation

EARTH
The Atlantic Meridional Overturning Circulation (AMOC) serves as the Atlantic Ocean's conveyor belt, transporting warm water north toward the Arctic Circle and returning cold, dense water back to the tropics. Nearshore areas off Greenland are critical...

Solar system’s journey through Orion complex 14 million years ago may have altered Earth’s climate

ASTRONOMY
An international research team led by the University of Vienna has discovered that the solar system traversed the Orion star-forming complex, a component of...

Pristine asteroid samples reveal secrets of the ancient solar system

ASTRONOMY
The key to the new discovery was the pristine condition of the samples. Many of the salts present degrade quickly when exposed to the atmosphere....

Dust from asteroid Bennu suggests solar system’s potential for life was widespread

ASTRONOMY
It took two years for NASA's OSIRIS-REx space probe to return from asteroid Bennu before dropping off a small capsule as it flew past...

NASA’s Parker Solar Probe survives close brush with the sun’s scorching surface

ASTRONOMY
NASA's Parker Solar Probe has successfully made the closest approach to the sun, the space agency confirmed Friday. Earlier this week, the spacecraft passed within...

Two populations of dark comets in the solar system could tell researchers where the Earth got its oceans

ASTRONOMY
The water that makes up the oceans acted as a key ingredient for the development of life on Earth. However, scientists still do not...

NASA solar probe to make its closest ever pass of sun

ASTRONOMY
NASA's pioneering Parker Solar Probe is poised to make its closest-ever approach of the sun on Christmas Eve, a record-setting 3.8 million miles (6.2...

NASA’s Parker Solar Probe aims to fly closer to the sun like never before

ASTRONOMY
A NASA spacecraft aims to fly closer to the sun than any object sent before. The Parker Solar Probe was launched in 2018 to get...

First detection of frost on the solar system’s tallest volcanoes on Mars

ASTRONOMY
For the first time, water frost has been detected on the colossal volcanoes on Mars, which are the largest mountains in the solar system....

The sun is reaching the peak of its activity—here’s how that could cause more auroras and solar storms

ASTRONOMY
Many more people around the world than normal were recently able to see the northern and southern lights overhead with the naked eye. This...

What do scientists hope to learn from total solar eclipse in US?

ASTRONOMY
When a rare total solar eclipse sweeps across North America on Monday, scientists will be able to gather invaluable data on everything from the...

‘Ring of fire’ solar eclipse will cut across the Americas, stretching from Oregon to Brazil

EARTH
A rare "ring of fire" eclipse of the sun cuts across the Americas on Saturday, stretching from Oregon to Brazil, and huge crowds were...

Solar sails could reach Mars in just 26 days

MARS
A recent study submitted to Acta Astronautica and currently available on the arXiv preprint server explores the potential for using aerographite solar sails for...
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