Our Milky Way as a "melting pot" | | Where do stars we see at night come from? Newly confirmed streams of stars - thought to be coming to our Milky Way from other galaxies - suggest not all Milky Way were born here. | | |
New moon is January 16-17 | | This new moon is most nearly between the Earth and sun for this month. It crosses the sky with the sun during the day. | | |
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Tonight … Contemplate the apex of the sun's way | | Our sun moves around the center of the galaxy, toward the star Vega. Astronomers call this motion the apex of the sun's way. One circuit - about 230 million years - is called a cosmic year. | | |