TBIRD, a laser communications system developed by Lincoln Laboratory, transmits data at unprecedented speeds, enabling ...

New radio astronomy observations of a planetary system in the process of forming show that once the first planets form close to the central star, these planets can help shepherd the material to form ...

That’s an observation, made around a decade ago, that the universe seems to be expanding faster than it should be according ...

The findings suggest that astronomers’ widely accepted cosmology models might be missing something—meaning the longstanding mystery known as the “Hubble tension” continues ...

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the most volcanic world in the solar system.

When I asked readers on social media for suggestions about the coolest things they’ve seen in spaceflight during the last 25 ...

For two decades now, the iconic twin Voyager spacecraft have been quietly overturning everything we thought we knew about the ...

This NASA/ESA Hubble Space Telescope image features the glorious spiral galaxy NGC 5643, which is located roughly 40 million ...