que le corps soit, whether the body be

3. Neptune, the outermost of the planets, at a distance from the sun of about 2,800,000,000 miles.

4. étant donné, that is, taking for granted, assuming, and so followed by the subjunctive.

Page 29. — i. pour mieux dire, more properly speaking.

Page 80. — 1. de part et d'autre, on either side. 2. l'analyse spectrale, the spectrum analysis ; strictly, the analysis of the light of a star by means of a prism.

Page 31. — 1. à moins qu'elle ne se soit détruite, unless it has been destroyed.