The double star system is called HD 135344 AB and it's about 440 light-years away from Earth. A and B are both young stars, ...

Five years of imagery from NASA's Transiting Exoplanet Survey Satellite (TESS) have been stitched together to create an all-sky and northern & southern ecliptic mosaics. Credit: NASA/MIT/TESS and ...

The year 2076 is still 51 years away, so if humans wish to peer into Sedna, the work should start today. The window Sedna stays near the Sun would be tiny, so scientists also need to ensure that they ...