Space Telescope Launch Tracker · Mar 19 Daily Digest
JWST Early Galaxy Discovery
- 🔥 The James Webb Space Telescope identified a galaxy that existed just 320 million years after the Big Bang, a time...

Created by Keith Greiner
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Astronomers discovered a new type of exoplanet – a potential 'sulfur world' – featuring a sulfur-rich atmosphere and partially molten interior, expanding known planetary diversity.
A new scan reveals clues into asteroid Bennu's surface, providing the 'missing piece' scientists sought after NASA's mission revealed its unexpectedly rough terrain.
JWST detects a mature galaxy just 320 million years after the Big Bang, far more developed than models predict – reshaping early universe theories. Sensational claims? Video notes speculation; await peer review.
JWST trend: Redefining small exoplanets with exotic features, challenging formation models and categories.
Critical Artemis II update: NASA's SLS rocket is ready after fixes, set for pad rollout March 19 targeting April 1 launch.
Private-sector leap in planetary defense: Blue Origin's NEO Hunter, with NASA JPL/Caltech, builds on DART's 2022 success—33-min orbit shift, 11.7...
JWST reveals cosmic puzzle: Little red dots (LRDs) photobomb every deep image, baffling astronomers.
JWST uncovers bizarre exoplanet slightly larger than Earth, with sulfur-rich atmosphere smelling like rotten eggs and vast magma ocean.
Key...
New TESS gem: TOI-1080 b, a rocky super-Earth (1.2 R⊕, ~1.75 M⊕) orbits M4V red dwarf 83 ly away every 3.97 days at 0.027 AU.
In December 1995, Hubble stared at a seemingly empty sky patch for 10 days, unveiling ~3,000 galaxies—a cornerstone of its 35-year legacy in deep-space imaging. This iconic image redefined our cosmic neighborhood.
TESS has confirmed TOI-1846 b, a super-Earth 1.79 Earth radii orbiting a nearby M dwarf every 3.93 days.
Key highlights:
New satellite data unveils 17,000 km of ancient riverbeds in Noachis Terra, dendritic valleys, and inverted channels from a wetter Mars past.
Momentum builds in exoplanet atmosphere missions:
Starship's moon landing tech shines with high-mounted thrusters enabling dust-free legs optimized for uneven terrain—no Falcon 9 flip needed.
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JWST unleashes breathtaking infrared captures, revealing hidden cosmic wonders: