Letters to the Editor
- Humans
Letters from the August 26, 2006, issue of Science News
Dust to dust In “Not a planet?” (SN: 6/17/06, p. 382), Alycia Weinberger says, “The discovery of a disk around the planetary-mass companion to 2M1207 should be a bit of a relief to planet-formation theorists” because it casts doubt on the object being a planet. But wouldn’t our early solar system have been composed of […]
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I was sorry to learn Pluto did not qualify as a planet (this article and “Doggone! Pluto gets a planetary demotion,” SN: 9/2/06, p. 149). Pluto has a diameter comparable with the Earth’s moon. The size of our moon relative to Earth might cause any observer to consider Earth and its moon as double planets.
