
The Return of a Great 19th-Century Meteor Shower
Long thought nearly extinct, the Andromedid meteor shower staged a surprise outburst last December—and may return in 2018 and 2023
Long thought nearly extinct, the Andromedid meteor shower staged a surprise outburst last December—and may return in 2018 and 2023
A new model suggests that short-period binary stars are rare because they tend to merge into one
Hot stars booted out of their galactic homes may be responsible for creating the conditions that led to today's universe
Exploding white dwarf stars and an unexpected abundance of iron explain the chemistry of a unique star cluster
A simple diagram, which celebrates its centennial this year, continues to serve as the most essential conceptual tool in stellar astrophysics
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