Astronomers captured the clearest evidence yet that another star orbits Betelgeuse. The likely companion appears two to three times heavier than the Sun and may circle Betelgeuse about once every six ...

Jennifer Walling, CEO of the Illinois Environmental Council, estimated that a new large nuclear plant could take around 20 ...

The Iran conflict shows how low-cost weapons exploit chokepoints. The space community must prioritize resilience through ...

One of the most striking aspects of August’s nights is the dramatic contrast between brilliant lights and profound darkness.

Artistic impression of Betelgeuse and its candidate companion, Betelgeuse B. The smaller blue-white star has been enlarged for visibility; Betelgeuse is estimated to be roughly 400 times wider.

Researchers discovered that the winds generated by supermassive black holes are 100 times more powerful than previously ...

South Korea Mir rocket launch is rescheduled for July 31 after a June 30 scrub, setting up the first full four-stage flight ...

As the state looks to kickstart nuclear development, it’s beginning conversations about where new plants would go.

For the first time, a European Southern Observatory (ESO) study has quantified the threat to astronomy posed by a large number of highly reflective satellites planned to launch in the coming years.

After Illinois lifted a moratorium on nuclear power plants, Gov. JB Pritzker instructed state agencies to find out what ...

Intel Corp., one of the world’s largest semiconductor companies, has spent the past several years quietly developing a processor for satellites as the company looks to tap growing demand for onboard ...

Amazon filed plans with the FCC for a constellation of more than 5,100 satellites that would provide direct-to-device ...