Astronomie & Weltraumforschung

Portal Space Systems to build larger factory for Supernova vehicle

Portal Space Systems will create a second factory to scale up production of high-performance in-space vehicles as it gears up for initial test flights in 2026. The post Portal Space Systems to build larger factory for Supernova vehicle appeared first on SpaceNews.... Read more

Source: Space News Published on: 2025-06-19
The ultimate backup drive: the moon

In this week's episode of Space Minds, we explore how microgravity accelerates aging—and guest Dr. Nadia Maroouf shares her insights on the phenomenon and what she’s doing to help protect astronauts. The post The ultimate backup drive: the moon appeared first on SpaceNews.... Read more

Source: Space News Published on: 2025-06-19
After Resilience’s moon landing attempt, why openness is key to the lunar economy

Last week, I looked at the faces of our guests at our moon landing event and watched as awe, wonder and hopefulness transformed into disappointment. Moments before the expected touch […] The post After Resilience’s moon landing attempt, why openness is key to the lunar economy appeared first on SpaceNews.... Read more

Source: Space News Published on: 2025-06-19
Starship destroyed in test stand explosion

A SpaceX Starship upper stage being prepared for the company’s next flight exploded June 19 during preparations for a static-fire test. The post Starship destroyed in test stand explosion appeared first on SpaceNews.... Read more

Source: Space News Published on: 2025-06-19
Trump officially nominates Space Force Gen. Guetlein to lead ‘Golden Dome’

The nomination, submitted to the Senate Armed Services Committee, elevates Guetlein from his current role as vice chief of space operations The post Trump officially nominates Space Force Gen. Guetlein to lead ‘Golden Dome’ appeared first on SpaceNews.... Read more

Source: Space News Published on: 2025-06-19

Astronomy Now

Binoculars to boost your night-sky viewing

These pocket-sized binoculars transport the observer into a sea of stars covering a wide expanse of space.... Read more

Source: Astronomy Now Published on: 2025-06-10
Lyra’s stunning smoke ring – M57

Messier 57, the Ring Nebula, graces the constellation Lyra as one of the finest planetary nebulae in the night sky. A true summer showpiece, it's remarkably easy to locate and observe—even through modest instruments as small as 80mm (about three inches) in aperture.... Read more

Source: Astronomy Now Published on: 2025-06-10
Is the Hubble Tension Resolved?

New measurements from Hubble and Webb suggest the Hubble tension may be resolved, with expansion rates aligning and the standard model of cosmology remaining intact—for now.... Read more

Source: Astronomy Now Published on: 2025-06-09
Universe’s end – sooner rather than later

The universe may end far sooner than expected—within 10⁷⁸ years, not 10¹⁰⁰—according to Dutch researchers who reinterpreted Hawking radiation, suggesting all massive objects gradually decay over time.... Read more

Source: Astronomy Now Published on: 2025-05-16
Caught in the current of the wonderful Whirlpool

Messier 51 (NGC 5194) in Canes Venatici is the archetypal face-on spiral galaxy. Aptly named and very well known as the Whirlpool Galaxy, this magnificent object has few rivals across the entire sky and, if the sheer volume of images received at Astronomy Now headquarters over recent years is any... Read more

Source: Astronomy Now Published on: 2025-04-25

Astronomy.com

June 19, 2004: Astroid Apophis is discovered
Source: Astronomy.com Published on: 2025-06-19
Welcome to Summer!
Source: Astronomy.com Published on: 2025-06-18
June 18, 1983: Sally Ride is the first American woman in space
Source: Astronomy.com Published on: 2025-06-18
Join me in Egypt for the best eclipse of your life
Source: Astronomy.com Published on: 2025-06-17
Michael’s Miscellany: Celebrating William Parsons
Source: Astronomy.com Published on: 2025-06-17

Sky and Telescope

Chandra X-ray Observatory and the "Missing" Quasar Image
Source: Sky and Telescope Published on: 2025-06-18
Silicate Clouds and a Dusty Disk in a Multi-Planet System
Source: Sky and Telescope Published on: 2025-06-17
Bright Nova Lights Up Lupus Constellation
Source: Sky and Telescope Published on: 2025-06-17
“Shattering” NSF Budget Proposal Threatens Gravitational Wave Science
Source: Sky and Telescope Published on: 2025-06-16
This Week's Sky at a Glance, June 13 – 22
Source: Sky and Telescope Published on: 2025-06-13

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