The case for adding new ground-based telescopes is compelling, astronomy experts say. But they cost $700 million to $1 billion apiece just to build.
Thomas Schroeder from Norden adjusts his turbine-kite at the North Sea coastal holiday village of Norddeich, Germany, on Monday.
The discovery of 32 new planets have scientists pretty excited. These exoplanets help bolster the theory that Earth-like planets are everywhere.
Column: They gain new insights on black holes and distant nebulas by tracking the path of stars and interstellar gases.
The breakthrough images include a three-planet system around a sun-like star.