What makes constellations?

Constellations are named after a Greek or Roman God. They were made to help sailors find their way. Now they are used to help more people find their way. In this world such help is very useful.

Monday, August 3, 2026

Neil Gehrels Swift Observatory



"NASA’s Neil Gehrels Swift Observatory captured an “orphan” black hole lighting up as it devoured a star on the outskirts of a faraway galaxy."


https://science.nasa.gov/missions/swift/nasas-swift-sees-wandering-mega-black-hole-shredding-star/?utm_source=newsletter&utm_medium=email&utm_campaign=nn202630

Friday, July 31, 2026

Honeycomb-like textures



"NASA officials say they’re gobsmacked by new images from the Curiosity Mars rover that show stretches of Red Planet terrain covered in honeycomb-like textures."


https://www.newsnationnow.com/space/mars-honeycomb-polygon-surface/

Two Manuvable Probes

"NASA is planning to send two maneuverable probes to lunar orbit in order to learn how spacecraft are affected by the complex gravitational environment near the moon."


https://www.space.com/space-exploration/launches-spacecraft/nasa-is-sending-2-probes-to-the-moon-to-test-complex-three-body-orbits

Thursday, July 30, 2026

VLT and ESO

"For over 20 years, the Very Large Telescope (VLT) has been the European Southern Observatory's (ESO) leading astronomical instrument."


https://www.space.com/40736-very-large-telescope.html

Weight of Galaxies

"For the first time, NASA’s James Webb Space Telescope has detected and “weighed” a galaxy that not only existed around 600 million years after the big bang, but is also similar to what our Milky Way galaxy’s mass might have been at the same stage of development."https://science.nasa.gov/missions/webb/found-first-actively-forming-galaxy-as-lightweight-as-young-milky-way/?utm_source=join1440&utm_medium=email&utm_placement=newsletter

Starliner

"Two long-delayed Starliner astronauts, Barry "Butch" Wilmore and Sunita Williams, returned to Earth aboard a SpaceX Crew Dragon capsule Tuesday, finally closing out a repeatedly extended 286-day odyssey in space."https://www.cbsnews.com/news/crew-9-astronauts-return-earth/?user_id=66c4c92f5d78644b3ac5d5b4

Exosatellite CD-35 2722



"A possible “exosatellite” has been discovered 73 light years away. Bizarrely, it is roughly the size of Jupiter and orbiting a failed star called a brown dwarf, which in turn is orbiting the red dwarf star CD-35 2722."


https://physicsworld.com/a/discovery-of-giant-exosatellite-challenges-our-notion-of-what-makes-a-moon/?utm_source=join1440&utm_medium=email&utm_placement=newsletter&user_id=66c4c92f5d78644b3ac5d5b4