Search results for meteor

Astronomy Aug 10, 2020

Dwarf planet Ceres is an ocean world: study

The dwarf planet Ceres—long believed to be a barren space rock—is an ocean world with reservoirs of sea water beneath its surface, the results of a major exploration mission showed Monday.

Space Exploration Mar 5, 2020

Organic molecules discovered by Curiosity Rover consistent with early life on Mars: study

Organic compounds called thiophenes are found on Earth in coal, crude oil and oddly enough, in white truffles, the mushroom beloved by epicureans and wild pigs.

Space Exploration Jun 15, 2015

What is Halley's Comet?

Halley's Comet, also known as 1P/Halley, is the most well known comet in the Solar System. As a periodic (or short-term comet) it has orbital period that is less than 200 years, and has therefore been observed more than once ...

Astronomy Oct 16, 2017

Neutron star smashup seen for first time, 'transforms' understanding of Universe

For the first time, scientists have witnessed the cataclysmic crash of two ultra-dense neutron stars in a galaxy far away, and concluded that such impacts forged at least half the gold in the Universe.

Astrobiology Dec 19, 2019

Smelly, poisonous molecule may be a sure-fire sign of extraterrestrial life

Phosphine is among the stinkiest, most toxic gases on Earth, found in some of the foulest of places, including penguin dung heaps, the depths of swamps and bogs, and even in the bowels of some badgers and fish. This putrid ...

Dec 10, 2004

The best meteor shower of 2004 peaks on Dec. 13th

by Dr. Tony Phillips Make hot cocoa. Bundle up. Tell your friends: the best meteor shower of 2004 is about to peak on a long cold December night. It's the Geminids. The best time to look is Monday night, Dec. 13th. Sky ...

Space Exploration Oct 13, 2021

Physicists propose a new method for defending the Earth against cosmic impacts

In February of 2013, skywatchers around the world turned their attention toward asteroid 2012 DA14, a cosmic rock about 150 feet (50 meters) in diameter that was going to fly closer to Earth than the spacecraft that bring ...

Space Exploration Nov 14, 2023

Big bang: Dutch firm eyes space baby

Climate crises, nuclear Armageddon, or a sudden meteor strike—it's clear humanity could do with Planet B. But first we need to learn to reproduce safely in space, says Dutch entrepreneur Egbert Edelbroek.

Astronomy Dec 12, 2022

'Unexpected' space traveler defies theories about origin of solar system

Researchers from Western have shown that a fireball that originated at the edge of the solar system was likely made of rock, not ice, challenging long-held beliefs about how the solar system was formed.

Space Exploration Jun 12, 2013

Researchers claim reexamination of rock samples confirms meteoritic origin of Tunguska cosmic body

(Phys.org) —A team of researchers with members from the U.S., Germany and Ukraine is claiming in a paper they've had published in the journal Planetary and Space Science, that they have found evidence to prove the Tunguska ...

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