The end of July brings the Alpha Capricornids and the Southern Delta Aquarids, both of which will be most active on Thursday night into Friday morning.

The Agency for Healthcare Research and Quality slowed the awarding of new grants last year. Now it is stopping existing ones.

It’s about how light scatters in our atmosphere.

It’s the first potentially habitable world known to host an atmosphere, making it a lead contender in the search for life beyond our solar system.

A fumaça dos incêndios florestais no Canadá deixou céus alaranjados e enevoados e um Sol com tons avermelhados. A razão por trás dessas cores está relacionada à física. Leia mais (07/17/2026 - 10h40)

Residents fear that the Trump administration’s plans to build a border wall will threaten the region’s spectacular starry skies.

A maior câmera digital da Terra finalmente começou a filmar um longa-metragem do nosso Universo. Leia mais (07/02/2026 - 06h00)

The agency gave a rosy update on Artemis III, a test flight for its goal to return humans to the moon, but experts say the timeline is ambitious.

The agency gave a rosy update on Artemis III, a test flight for its goal to return humans to the moon, but experts say the timeline is ambitious.

NASA has chosen four astronauts for the Artemis III mission, but there has been a major setback: the destruction of a Blue Origin rocket and its only launchpad. Our science reporter Katrina Miller describes what this event might mean for the U.S. goal of landing on the moon by 2028.

A Nasa espera que 2028 seja o ano de um pouso tripulado na Lua, uma ambição que reflete o objetivo de Donald Trump de levar a humanidade de volta à superfície lunar antes do fim de seu segundo mandato. Cumprir esse cronograma depende do sucesso da missão Artemis 3, que deve ser lançada em meados de 2027. Leia mais (06/11/2026 - 06h00)

NASA’s next mission in its effort to return humans to the moon will be led by an all-male crew. Three of them have extensive experience in space, while the other was a backup on Artemis II.

Experts have been hopeful, but say the agency’s lunar aspirations are largely at the whims of two billionaires, Elon Musk and Jeff Bezos.

The agency will announce the crew of Artemis III on Tuesday. But will the mission be ready to fly in 2027?

Artemis III is the third in a series of missions that gets humans closer to returning to the surface of the moon.

The agency will announce the crew of Artemis III on Tuesday. But will the mission be ready to fly in 2027?

The space agency announced that the MAVEN spacecraft, which has circled Mars for more than a decade, is being decommissioned.

Um novo telescópio -o Next Generation Very Large Array, ou ngVLA- está brotando nos Estados Unidos. Se financiado, ele será composto de 263 antenas de rádio nos estados do Novo México, Texas e Arizona, além de outros pontos do território americano, e no norte do México. Leia mais (05/26/2026 - 06h00)

The second full moon of May will look smaller and dimmer than usual.