
Mars Again Our Neighbor
Recent Photographic and Other Investigations With Instruments Instead of the Human Eye Confirm the Majority of the Conclusions of Lowell Concerning Mars
Recent Photographic and Other Investigations With Instruments Instead of the Human Eye Confirm the Majority of the Conclusions of Lowell Concerning Mars
Astronomers Have Planned a Monster Telescope, Many Times Greater Than the Largest Now in Existence. Its Actual Construction Awaits the Necessary Funds. A 1600-Ton Marvel of Mechanical Precision...
Things He Hopes For But Seldom Realizes. A New, Giant Telescope Is His Next Hope
Jupiter and Saturn Have Hot Centers and Frigid Exteriors
How the Distance to N.G.C. 6822, Containing Millions of Suns, Was Measured
There Is a Close Relation Between the Brightness and Spectral Types of Their Component Stars
The Vast Majority of These Brilliant Objects Are Smaller than a Pea
The Total Eclipse of January Fourteenth Should Teach Us Much About the Sun
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