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Astronomy
1 天
FAA approves SpaceX for more Starship test missions
The regulator issued a modified launch and reentry license that allows launching multiple flights under the vehicle’s Flight ...
Astronomy
1 天
Mars Express captures the beauty of a martian frostscape
Mars Express spotted this scene using its High Resolution Stereo Camera (HRSC) during its 23,324th orbit of the Red Planet.
Astronomy
2 天
Smallest main-belt asteroids ever detected found hiding in JWST data
With the James Webb Space Telescope and updated processing techniques, researchers have detected asteroids just tens of ...
Astronomy
2 天
You’re almost certainly not being visited by aliens
Anyone tempted to ascribe the nighttime sightings of aircraft to alien intelligence ought to be dissuaded by the vast scale ...
Astronomy
2 天
How do spacecraft avoid collisions in the asteroid belt?
The main belt located between the orbits of Mars and Jupiter is so sparsely populated that spacecraft pass through as though ...
Astronomy
2 天
Earth’s gravity gave the Moon an early facelift
Heat from tidal forces remelted the Moon’s crust, says new reesarch, which may explain why the Moon is older than some ...
Astronomy
4 天
Want to find a black hole? Pick up a rock
Quickly moving primordial black holes might leave tiny holes in regular matter as they tunnel through, leaving traces we ...
Astronomy
5 天
‘Blue straggler’ likely born from a collision of stars
A strange star has revealed to astronomers a mysterious past — one that involves the merger of two ancient suns.
Astronomy
6 天
The Sky This Week from December 20 to 27: Welcome the winter solstice
The Sun reaches its southernmost point, the Ursid meteor shower peaks, and the Christmas Tree Cluster glitters in the sky ...
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