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Updated: 2 hours 40 min ago

ISS mouse experiment tests how the body adapts to living on the Moon

Tue, 07/16/2019 - 04:00
Mice reared in artificial lunar gravity have returned to Earth, and scientists will now see how they fare.
Categories: Astronomy

Constant confusion: New studies deepen mystery of universe’s expansion

Tue, 07/16/2019 - 04:00
Astronomers measuring the brightness of red giant stars have independently determined how fast the universe is expanding.
Categories: Astronomy

Using "frozen smoke" to build terraforming domes on Mars

Tue, 07/16/2019 - 04:00
Aerogels, the lightest known solids, may help generate habitable spots on Mars, suggests new research.
Categories: Astronomy

NASA bets on spacecraft that can 3D print and self-assemble in orbit

Tue, 07/16/2019 - 04:00
After 3D printing over 200 astronaut tools and devices from a manufacturing unit aboard the ISS, Made In Space receives a $73.7 million contract to explore 3D printing a small spacecraft in orbit.
Categories: Astronomy

Ploonets: When a planet's moon goes rogue

Mon, 07/15/2019 - 04:00
Astronomers have defined a new class of celestial objects called "ploonets," which are orphaned moons that have escaped the bonds of their planetary parents.
Categories: Astronomy

SpaceX may test its massive Starhopper prototype this week

Mon, 07/15/2019 - 04:00

Elon Musk says his rocket company plans to test its massive passenger craft prototype in Texas as soon as Tuesday.

Categories: Astronomy

What are intermediate-mass black holes?

Fri, 07/12/2019 - 04:00

We've detected puny, stellar-mass black holes. And we've detected giant, supermassive black holes. But what about those in the middle?

Categories: Astronomy

Are these supermassive black holes on a collision course?

Fri, 07/12/2019 - 04:00
A Hubble Space Telescope discovery could help astronomers find out if supermassive black holes can collide.
Categories: Astronomy

NASA built rock climbing robots to scale cliffs on Mars and beyond

Fri, 07/12/2019 - 04:00
Meet a family of robots that could explore terrain far more challenging and extreme than standard rovers can handle.
Categories: Astronomy

The Sky This Week from July 12 to 21

Fri, 07/12/2019 - 04:00
The Moon takes center stage this week, passing close to both Jupiter and Saturn before it reaches its Full phase on the 16th — 50 years to the day after Apollo 11 blasted off on its extraordinary mission.
Categories: Astronomy

Japanese asteroid mission touches down on Ryugu, collects sample

Thu, 07/11/2019 - 04:00
The successful collection of this second sample means the mission has accomplished all its major goals, and can head back to Earth later this year on a positive note
Categories: Astronomy

Margaret “Hap” Brennecke: The woman who welded Apollo's rockets

Thu, 07/11/2019 - 04:00
The first female welding engineer employed at NASA's Marshall Space Flight Center made critical contributions to the mighty Saturn V that put men on the Moon.
Categories: Astronomy

What are primordial black holes?

Wed, 07/10/2019 - 04:00
Birthed in the first second after the Big Bang, these as-yet-unseen objects could offer answers to astronomers’ outstanding questions.
Categories: Astronomy

NASA shuts off systems on Voyager 2, saving power for long haul into interstellar space

Wed, 07/10/2019 - 04:00
Launched in 1977, Voyagers 1 and 2 are the longest-running spacecraft, still operating at more than 11 billion miles from home, decades after the end of their nominal goal of exploring the outer solar system planets. They still get their power from the same three radioisotope thermoelectric generators, or RTGs, that have served them for years. But with these generators yielding less power every year, the spacecraft have started to flag. Mission controllers have had to make some tough calls about
Categories: Astronomy

India set to launch Moon rover and orbiter

Wed, 07/10/2019 - 04:00
Later this week, India will be a launching their ambitious second lunar mission
Categories: Astronomy

Dust storms brew over Mars

Wed, 07/10/2019 - 04:00
The European Space Agency's Mars Express orbiter captured images of dust storms swirling over Red Planet's northern ice cap.
Categories: Astronomy

Atira asteroids: A strange family of space rocks that circle close to the Sun

Tue, 07/09/2019 - 04:00
A newly discovered asteroid named 2019 LF6, which orbits the Sun in just over 150 days, is shedding light on a mysterious class of asteroids known as Atira asteroids.
Categories: Astronomy

Space radiation hasn't contributed to astronaut mortality — yet, study shows

Fri, 07/05/2019 - 04:00
An analysis of all living and dead astronauts and cosmonauts shows that radiation hasn't contributed meaningfully to their mortality rates.
Categories: Astronomy

The Sky This Week from July 5 to 14

Fri, 07/05/2019 - 04:00
Saturn reaches opposition and peak visibility this week. The ringed world shines brightest, looms largest, and remains visible throughout these short nights.
Categories: Astronomy

Astronomers peer into a super-Earth's atmosphere for first time

Wed, 07/03/2019 - 04:00
The atmosphere of GJ 3470 b is surprisingly simple, made of mostly hydrogen and helium.
Categories: Astronomy

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