Features

The Rise and Fall of the Sun’s Activity

The Sun is a variable star, and its changes in brightness may have a profound effect on Earth’s climate.

Will Solar Max Be Saved?

Unless it’s boosted to a higher orbit, the Solar Maximum Mission will crash in 1990.

The Space Telescope Comes to Life

Less than a year before the telescope’s launch, final tests are under way on the complex communications systems.

Voyager’s First Glimpse of Neptune

Voyager 2 has already sent back its first “far-out” shot of Neptune.

Is Stellar Astronomy a Second-Class Science?

Stellar astronomers are pitted against extragalactic astronomers in a struggle for observing time and funding.

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