Although many experiments to detect gravity waves are underway, and others are planned, so far none of them has reproduced Joseph Weber's results, first reported in 1967. (Author/DF)

Most knowledge of planetary atmospheres is gained through spectroscopic techniques. Information regarding what we know about several planets, particularly Jupiter, is presented. (DF)

X-ray emitting bodies orbiting stars have been located. Research on black holes has brought out many characteristics of these X-ray emitting bodies. (PS)

Inconsistencies have arisen between earth-bound observations and data collected from space probes. These inconsistencies center on the moon's structure, temperature, magnetization, composition, and origin. (DF)

A discussion of earth-bound and space observations of lunar data concerning the moon's structure, evolution, age, and chemical composition. (DF)

A brief review of the evidence that nuclear reactions are the main source of stellar energy, how nuclear reactions synthesize the elements, and how nuclear reactions determine the course of stellar evolution. (Author/CP)

When tested outdoors, students receiving instruction in observational astronomy in a planetarium performed better than students taught using a normal classroom with a celestial globe. (AL)

Instructions for observing the Solar Eclipse on Saturday, March 7, 1970, which will be total along a strip about 85 miles wide along the Atlantic Seaboard. Safety precautions and how to construct a pinhole camera to observe eclipse. (BR)