US and World News

Mysterious Chilean Fireballs Weren't Meteorites—So What Were They? - Gizmodo
Flashes lit up the sky over Chile last week, some even causing fires on the ground—but a new report has found that the origin of these fireballs is a mystery.

Asteroid alert: A NASA-tracked rock is about to fly past Earth at 19,800MPH - Will it hit? -
AN ASTEROID trapped in the inner solar system will come barreling past Earth at more than 19,800mph, space agency NASA has confirmed.

Scientists discovered a new partial skeleton of pterosaur and promptly named it 'Butch' - CNN
The fossil of a previously undiscovered pterosaur, known as a "flying lizard," has been named Lenton's iron dragon -- but you can call him Butch.

Juno is Afraid to Death of Jupiter's Shadow. So it Fired its Thruster for Over 10 Hours to Avoid It. - Universe Today
Juno was never designed to withstand 12 hours of darkness. To avoid that unexpected time out of the Sun, it executed a 10.5 hour thruster burn.

NASA Moon landing: Chief says it's time to 'go forward to the Moon' and Mars by 2030s -
NASA administrator Jim Bridenstine has confirmed his commitment to landing the next man and first woman on the Moon before the next decade is out.

Faint Filaments of Universe-Spanning 'Cosmic Web' Finally Found -
Most of the hydrogen formed during the Big Bang resides in these threads.

What is dark energy? - NBC News
Dark energy is the mysterious force that physicists believe is pushing galaxies apart and causing the universe to expand at an accelerating rate.

Enceladus' Deep Ocean Contains Basic Building Blocks of Life - ExtremeTech
In 2005, the Saturn probe detected liquid water vapor being expelled from the surface of Enceladus. Scientists have studied this vapor to determine its composition and original contents, and have made significant discoveries.

Tardigrades Could (Maybe) Survive a Nuclear Attack. And Now We Know How. -
The protective protein binds to cell structures that contain DNA.

Scientists plan to film black hole at the Milky Way galaxy's center - INSIDER
You might soon be able to watch hours of real-time video of the supermassive black hole at the center of the Milky Way galaxy.

NASA news: Watch the moment Space Station astronauts return to Earth in nail-biting video -
NASA astronaut Nick Hague and colleagues returned to Earth today after spending an incredible 203 days on the International Space Station (ISS). Watch the intense moment of their landing here.

Japan's Hayabusa 2 releases rover to land on asteroid Ryugu -
Japan’s Hayabusa 2 spacecraft sends target markers on the surface of Ryugu asteroid as part its final mission before heading back to Earth.

New 'fuzzy' dark matter research disrupts conventional thinking -
New research conducted at the University of Sussex has simulated dark matter in a new way for the first time, disrupting conventional thinking about the make-up of the universe. The research, published in Physical Review Letters, was done alongside Princeton,…

NASA's Push to Save the Mars InSight Lander's Heat Probe - Jet Propulsion Laboratory
The scoop on the end of the spacecraft's robotic arm will be used to 'pin' the mole against the wall of its hole.

SpaceX’s Falcon 9 rocket and Crew Dragon arrive at Cape Canaveral ahead of key test for crew flight - TechCrunch
SpaceX’s facility at Cape Canaveral just received a crucial new delivery: a Falcon 9 rocket and Crew Dragon capsule that it will be using for an upcoming in-flight abort test. This test, which will demonstrate the spacecraft and launch system’s ability to abo…

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