space

NASA reveals 1,600 ft asteroid will make 'close approach' in six days

NASA reveals 1,600 ft asteroid will make ‘close approach’ in six days

Earth is braced for a close brush with a massive asteroid bigger than the Empire State Building in a matter of days. NASA has been keeping an eye on the rock and has revealed it’ll be a “close approach” in space terms. Thankfully, it will still be well over 3.5 million miles away, so there’s …

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NASA reveals 1,600 ft asteroid will make 'close approach' in six days

NASA reveals 1,600 ft asteroid will make ‘close approach’ in six days

Earth is braced for a close brush with a massive asteroid bigger than the Empire State Building in a matter of days. NASA has been keeping an eye on the rock and has revealed it’ll be a “close approach” in space terms. Thankfully, it will still be well over 3.5 million miles away, so there’s …

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These Eerie Wails Are a Real Sound Wave From a Supermassive Black Hole

These Eerie Wails Are a Real Sound Wave From a Supermassive Black Hole

We might not be able to hear sound in space, but that doesn’t mean there isn’t any. In 2003, astronomers detected something truly astonishing: acoustic waves propagating through the gas surrounding a supermassive black hole, 250 million light-years away. We wouldn’t be able to hear them at their current pitch. Emanating from the supermassive black …

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Astronauts Have Distinct Brain Changes Even Months After They Return to Earth

Astronauts Have Distinct Brain Changes Even Months After They Return to Earth

Flung into freefall for months on end, our bodies adjust in ways that makes for a long list of health concerns for space travelers. The latest evaluation of microgravity’s warping effect on our biology focuses on the spaces surrounding the blood vessels that weave through our brain, revealing concerning changes that remain with astronauts between …

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The Universe Could Collapse On Itself A Lot Quicker Than We Were Expecting

The Universe Could Collapse On Itself A Lot Quicker Than We Were Expecting

A new model of the universe has revealed it may collapse on itself ‘remarkably’ sooner than we think. The universe is currently expanding at an accelerated speed. However, in as soon as 100 million years time, it could start contracting. A new model has revealed the universe may start contracting. Credit: Alamy The acceleration of …

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Here's Why Hibernation in Space May Not Be Possible For Humans After All

Here’s Why Hibernation in Space May Not Be Possible For Humans After All

Sending humans virtually anywhere in space beyond the Moon pushes logistics of health, food, and psychology to limits we’re only just beginning to grasp. A staple solution to these problems in science fiction is to simply put the void-travelers to bed for a while. In a sleep-like state akin to hibernation or torpor, metabolism drops, …

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A Double Solar Flare Just Triggered Radio Blackouts Over Asia And Australia

A Double Solar Flare Just Triggered Radio Blackouts Over Asia And Australia

A restless sunspot threw off a double solar flare Monday (April 25), triggering some radio blackouts over Asia and Australia. The sunspot AR2993 erupted with two M1 flares in quick succession, according to spaceweather.com. Solar flares are eruptions of electromagnetic radiation; M-class flares are moderate-sized flares that can disrupt some radio frequencies and sometimes expose …

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