普朗克致密源早期发布星表

Planck is a European Space Agency (ESA) mission, with significant contributions from the U.S. National Aeronautics and Space Agency (NASA). It is the third generation of space-based cosmic microwave background experiments, after the Cosmic Background Explorer (COBE) and the Wilkinson Microwave Anisotropy Probe (WMAP).普朗克（Planck）是欧洲空间局（European Space Agency, ESA）的航天任务，并获得了美国国家航空航天局（National Aeronautics and Space Administration, NASA）的重要贡献。该任务是继宇宙背景探测器（Cosmic Background Explorer, COBE）与威尔金森微波各向异性探测器（Wilkinson Microwave Anisotropy Probe, WMAP）之后的第三代天基宇宙微波背景探测实验项目。