Science
Major leap for nuclear clock paves way for ultraprecise timekeeping – Phys.org
The world keeps time with the ticks of atomic clocks, but a new type of clock under development—a nuclear clock—could revolutionize how we measure time and probe fundamental physics.
Watch this robotic wheelchair’s compliant wheels take on bumps, rocks and stairs – TechCrunch
Korea’s Institute of Machinery and Materials this week showcased a robotic wheelchair with large, deformable wheels that can manage rocks, stairs and
How Dark Is Deep Space? NASA’s New Horizons Mission Finally Reveals the Answer – Gizmodo
Previous studies concluded there were some weird light-generating objects out there, but that doesn’t appear to be the case.
SpaceX rocket to launch new Starlink satellite fleet today (Sept. 4) – Space.com
Liftoff is set for 8:35 a.m. EDT (1235 GMT).
Northern Lights: Here’s Where You May Be Able To See Aurora Borealis This Week – Forbes
The forecasts for the northern lights on Wednesday and Thursday are nearly identical and show some northern U.S. states may be able to catch a glimpse.
A huge asteroid crash permanently altered Jupiter’s biggest moon Ganymede – Space.com
The asteroid strike would have “completely removed the original surface” of Ganymede.
Asteroid will imminently burn up in Earth’s atmosphere over Philippines – CNN
A roughly 1-meter asteroid will enter Earth’s atmosphere over the Philippines near Luzon Island at 12:39 p.m. ET, according to the European Space Agency.
NASA’s newly unfurled solar sail has started ‘tumbling’ end-over-end in orbit, surprising observations show – Livescience.com
A NASA spacecraft erected a large, foil solar sail in orbit around Earth last week, after a failed attempt days earlier. However, subsequent observations of the spacecraft show it is “tumbling or wobbling” through space, which may have also impacted its traje…
Boeing Starliner is set to return home Friday, with no astronauts – The Washington Post
The spacecraft’s return without its crew represents a stinging loss for Boeing, which had hoped the test flight would lead to regular operational missions for the spacecraft.
Hubble Telescope spies a very sparkly mini-galaxy (image) – Space.com
Hubble was in the process of gleaning clues about dark matter.
