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earth
11 小时
Asteroid Vesta found to have channels that look like water-made gullies
When NASA’s Dawn spacecraft visited the giant asteroid Vesta, it discovered intriguing channels on the rocky surface, ...
来自MSN
2 天
'Like nothing we've seen before': James Webb telescope spies a mysterious asteroid-comet ...
The James Webb telescope has focused its attention on an oddball space rock lurking between Jupiter and Neptune. The unusual ...
3 天
on MSN
Christmas Eve asteroid the size of a 10-floor building makes ‘close approach’ to Earth ...
While this is considered a “close approach” by interstellar standards — NASA defines near-Earth objects (NEOs) as those that ...
Space on MSN
3 天
Asteroid-comet chimera Chiron has an unusual ice mix, James Webb Space Telescope finds
An object that orbits in the space between Jupiter and Neptune has chemistry that could tell us more about the birth of the ...
3 天
Mega asteroid the size of a 10-story building will fly past Earth TONIGHT
The massive rock is believed to be ten storeys high and will skim past the planet at 14,743 miles per hour in the early hours ...
来自MSN
3 天
Christmas Eve Asteroid: Giant Space Rock to Pass Dangerously Close to Earth Tonight
As people prepare for Christmas Eve celebrations, the skies are preparing for their own dramatic spectacle. Tonight, a ...
3 天
'Christmas Eve Asteroid' To Pass Closest To Earth At This Time, NASA Confirms
XN1, nicknamed the "Christmas Eve asteroid," will pass Earth at a speed of 14,743 mph on December 24, reaching its closest ...
earth
2 天
Asteroid-comet hybrid named "Chiron" is unlike anything ever seen before
JWST uncovered Chiron’s rare ices and gases, providing new insights into its unique activity and its link to the solar system ...
4 天
on MSN
Ho ho ho: Asteroid the size of nine reindeer to pass by Earth on Christmas - NASA
An asteroid the size of around nine reindeer - coincidentally, how many reindeer Santa Claus supposedly uses - is set to pass ...
7 天
An ‘oddball’ asteroid-comet hybrid dates back 4.6 billion years
The JWST’s spectra data also showed the huge amount of various ices with different volatilities and how they are made. Chiron ...
Astronomy on MSN
3 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 it were empty.
中国日报网
3 天
Asteroid named after ancient Chinese mathematician
BEIJING -- An asteroid has been named after Liu Hui, a mathematician who lived during China's Wei and Jin dynasties (220-420), to honor both Liu and the Chinese mathematics he represented. A ceremony ...
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