【美国版】2020年合集Astronomy天文学爱好者观测科学爱好发展指导pdf杂志（12本）

Astronomy informs, entertains, and inspires people who are interested in the science and hobby of astronomy. We accomplish this by providing clear and accurate coverage of astronomy news and research, along with guidance for observing and imaging. Astronomy is the leader in its field, promoting the hobby, building enthusiasm for the science, and helping astronomy grow by serving our customers.

天文学为对天文学的科学和爱好感兴趣的人们提供信息、娱乐和启发。我们通过提供清晰准确的天文学新闻和研究报道以及观测和成像指导来实现这一目标。天文学是其领域的领导者，通过为我们的客户提供服务，促进爱好，培养对科学的热情，并帮助天文学发展。