Planetary alignment 2025: This is what it really means when seven planets line up in the sky
Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.
Astronomy on MSN1 天
What will happen to the solar system when the Milky Way and Andromeda Galaxy merge?
What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan ...
Space on MSN6 天
NASA's launching a new sun mission this month: 'PUNCH is going to see a total solar eclipse'
"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...
BBC1 年
Planets of our Solar System
The planets in the Solar System are all different but we can divide them into groups based on their common features. There are two ice giants (Uranus and Neptune) which are so far from the Sun ...
Space.com27 天
The sun's magnetic field will flip soon. Here's what to expect.
As sunspots emerge on the sun's surface close to its equator, their orientations will match the old magnetic field, while sunspots forming closer to the poles will have a magnetic field matching the ...
Astronomy on MSN8 天
Why do the solar system’s planets have different compositions?
While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.
来自MSN1 个月
Astronomers discover two populations of unusual dark comets in our solar system
The sun causes material such as the ice inside ... “By analyzing the reflectivity, and the orbits, we found that our solar system contains two different types of dark comets.” ...