There's been a lot of concern lately about how much these newfangled satellite constellations will ruin ground-based astronomy. Passing satellites leave streaks of light pollution on an observatory's ...

The manager of NASA’s embattled Constellation program, Jeff Hanley, was reassigned on May 26. Hanley, who had held the manager’s position since 2005, was named the Johnson Space Center’s associate ...

NASA scientists are sounding an alarm that would have been unthinkable a decade ago: the same commercial satellite constellations promising global internet coverage could severely compromise the ...

SYNCHRONICITY: NASA's Constellation program plans to "update and synchronize" all of its baseline requirements by the end of May, following completion of project-level reviews across the ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

During a public workshop at the Italian Space Agency on Oct. 14-15, the Lunar GNSS Receiver Experiment (LuGRE) project team celebrated the closure of the project and released the data collected to the ...