India's indigenous satellite navigation system NavIC faces fresh reliability concerns after IRNSS-1F's atomic clock failure, ...

Atomic clocks are key for satellites being able to provide positioning data that is used for applications such as navigation of vehicles, mapping and surveying, and even planning large constructions ...

On 13th March 2026, the procured on-board atomic clock stopped functioning. However, the satellite will continue to function ...

At least four indigenous navigation satellites must be fully operational for the NavIC system to provide navigation services to the public and government agencies such as railways and the military.

How a new startup plans to power satellites with lasers. A new class of ultrafast AI chips also uses lasers. And startup Axiomatic AI is building better AI models for science and engineering.

Humans were not designed for space. Ironically, because we insist on going there anyway, scientists now know from studying astronauts that the lack of Earth’s gravity can wreak health havoc, such as ...

Related: 17 Of The Most Chill-Inducing, Inexplicable Events That People Have Actually Lived Through Note: Image has been ...

NASA is working to launch its Artemis II moon mission as soon as April 1, said Lori Glaze, one of the agency’s acting associate administrators, at a press conference on Thursday. Artemis II will ...

NASA cleared its moon rocket on Thursday for an April launch with four astronauts after completing the latest round of ...

NASA's moon landing program delay represents the latest in in technical, budgetary, workforce and public perception ...

The company is seeking F.C.C. approval to test an idea to reflect sunlight to Earth at night, possibly powering solar panels. Critics say it could be bad for people and wildlife.