Unknown Earth: Our planet's seven biggest mysteries
โ Scribed by Zagalsky, P.F.; Gilchrist, B.M.; Clark, R.J.H.; Fairclough, D.P.
- Book ID
- 122029177
- Publisher
- Reed Business
- Year
- 2008
- Tongue
- English
- Weight
- 155 KB
- Volume
- 199
- Category
- Article
- ISSN
- 0262-4079
No coin nor oath required. For personal study only.
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In the mid-1990s, astronomers made history when they detected three planets orbiting stars in the Milky Way. The planets were nothing like Earth, however: they were giant gas balls like Jupiter or Saturn. More than 500 planets have been found since then, yet none of them could support life. Now, arm
In the mid-1990s, astronomers made history when they detected three planets orbiting stars in the Milky Way. The planets were nothing like Earth, however: they were giant gas balls like Jupiter or Saturn. More than 500 planets have been found since then, yet none of them could support life. Now, arm