What major achievements has NASA accomplished over the past four years under Administrator Bill Nelson's leadership?

Under NASA Administrator Bill Nelson's leadership over the past four years, the agency has achieved remarkable milestones that have revolutionized space exploration. Key accomplishments include the successful launch and operation of the James Webb Space Telescope, advancement of the Artemis missions aimed at returning humans to the Moon and eventually Mars, and significant progress in climate and sustainability initiatives. These achievements reflect NASA's collaborative approach and innovative partnerships, establishing a foundation for future generations and ushering in what Nelson describes as a golden era of space exploration and human achievement.