How fast do black holes consume matter

How fast do black holes consume matter?

Black holes with ravenous appetites define Type I active galaxies For decades, astronomers have tried to pin down why two of the most common types...
Mars volcano, Earth's dinosaurs went extinct about the same time

Mars volcano, Earth’s dinosaurs went extinct about the same time

New NASA research reveals that the giant Martian shield volcano Arsia Mons produced one new lava flow at its summit every 1 to 3...
NASA's James Webb Space Telescope to reveal secrets of the red planet Mars

NASA’s James Webb Space Telescope to reveal secrets of the red planet Mars

The planet Mars has fascinated scientists for over a century. Today, it is a frigid desert world with a carbon dioxide atmosphere 100 times thinner...
Astronomers reveal secrets of most distant supernova ever detected

Astronomers reveal secrets of most distant supernova ever detected

An international team of astronomers has confirmed the discovery of the most distant supernova ever detected, a huge cosmic explosion that took place 10.5...
Super-energetic space particles crash to Earth from far far away galaxy

Super-energetic space particles crash to Earth from far far away galaxy

Researchers have discovered super-energetic space particles crash toward Earth from far outside the Milky Way. This challenges a previous suggestion that they came from much...
Evidence of 2 billion years of volcanic activity on Mars discovered

Evidence of 2 billion years of volcanic activity on Mars discovered

Analysis of a Martian meteorite found in Africa in 2012 has uncovered evidence of at least 2 billion years of volcanic activity on Mars. This confirms...
Solar wind bubble is much more like a basketball than a comet

Solar wind bubble is much more like a basketball than a comet

The huge bubble formed by the sun’s magnetic influence may be shaped much more like a basketball than a comet, new measurements show. The solar...
TRAPPIST-1 system ideal for life swapping

TRAPPIST-1 system ideal for life swapping

Back in February of 2017, NASA announced the discovery of a seven-planet system orbiting a nearby star. This system, known as TRAPPIST-1, is of particular...
Newborns or survivors The unexpected matter found in hostile black hole winds

Newborns or survivors? The unexpected matter found in hostile black hole winds

New theory predicts origins of molecules in destructive cosmic outflows The existence of large numbers of molecules in winds powered by supermassive black holes at...
Are we being watched Tens of other worlds could spot the Earth

Are we being watched? Tens of other worlds could spot the Earth

A group of scientists have turned exoplanet-hunting on its head, in a study that instead looks at how an alien observer might be able...
Spontaneous dust traps: Astronomers discover a missing link in planet formation

Spontaneous dust traps: Astronomers discover a missing link in planet formation

Planets are thought to form in the disks of dust and gas found around young stars. But astronomers have struggled to assemble a complete theory...
Ancient asteroid impact exposes the moon’s interior

Ancient asteroid impact exposes the moon’s interior

Scientists have long assumed that all the planets in our solar system look the same beneath the surface, but a study published in Geology...
Solar-powered Mars rover approaching 5,000th Martian dawn

Solar-powered Mars rover approaching 5,000th Martian dawn

The Sun will rise on NASA's solar-powered Mars rover Opportunity for the 5,000th time on Saturday, sending rays of energy to a golf-cart-size robotic...
Oldest recorded solar eclipse helps date the Egyptian pharaohs

Oldest recorded solar eclipse helps date the Egyptian pharaohs

Researchers have pinpointed the date of what could be the oldest solar eclipse yet recorded. The event, which occurred on 30 October 1207 BC,...
Sunscreen snow falls on the hottest exoplanet

Sunscreen snow falls on the hottest exoplanet

Using the Hubble Space Telescope, astronomers have discovered that a blistering-hot, giant planet outside our solar system has “snow” made of titanium dioxide—the active...

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