NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now settled into low-Earth orbit, SPHEREx (Spectro-Photometer for the History of ...

Residents criticized the updated Cal Fire map amid fire insurance concerns but Mission Viejo City Councilmembers explained key differences before casting an initial vote to adopt it.

A homicide investigation is underway in Mission Viejo after a man was found dead with abdominal wounds on Wednesday afternoon.

The Shops at Mission Viejo will undergo a multimillion-dollar expansion that will add 50,000 square feet of retail and dining space to the shopping center.

The Shops at Mission Viejo shopping center will be expanded as part of a multimillion-dollar plan.

A Pentagon report says China's navy has expanded its reach, with its ships visiting Asia, Africa, the Middle East, Europe and the South Pacific last year.

See how SBLive predicts the Alpha League will play out in 2024; and which team might be able to test Mission Viejo, which is the heavy favorite.

Mission Viejo recorded four interceptions in a win over Santa Margarita, and St. John Bosco rallied for an impressive victory in Florida.

The U.S. Army boats used in the Gaza humanitarian pier mission will be hauled back to the U.S. by civilian contractors.

The Olympic Team from the Netherlands will be training in Mission Viejo to prepare for the 2028 Olympics in Los Angeles.

Google announced a partnership with the Environmental Defense Fund to map methane emissions and oil and gas infrastructure from space.