Astronomers discover a giant, rocky 'mega-Earth' 23 times more massive than our planet
10 news sources are covering this Science story right now — PULSE is tracking how fast it spreads.
Velocity
How fast coverage is spreading — measured hourly from article rate × source diversity. How this works →
The brief
"Astronomers discover a giant, rocky 'mega-Earth' 23 times more massive than our planet" is generating significant coverage in the Science category, with 12 articles from 10 distinct sources tracked by PULSE so far.
Outlets currently covering the story include BBC Sky at Night Magazine, The Economic Times, Newsweek and Yahoo. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.
This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.
Generated by PULSE's extractive engine from coverage metadata only — no AI-written claims. Updated 46d ago.
Quick answers
Why is "Astronomers discover a giant, rocky 'mega-Earth' 23 times more massive than our " trending?
Because 10 independent news sources published 12 articles about it in a short window — a coverage burst PULSE classifies as a trend.
How does PULSE measure this trend?
PULSE scores velocity from the rate of new articles weighted by source diversity, snapshotted hourly. The full method is public on our methodology page.
Is this trend still active?
The status badge on this page updates hourly: rising, peaking, cooling, or archived once coverage stops for 48 hours.
Coverage (12)
- Astronomers found a 'mega Earth' that shouldn't exist. This alien world is breaking the rules of planet building BBC Sky at Night Magazine · 49d ago
- Scientists found a ‘Mega-Earth’ 2.5 times the size of Earth with a core 23 times its mass; but it didn’t d The Economic Times · 49d ago
- Mystery ‘Mega-Planet’ 23 Times More Massive Than Earth Baffles Scientists Newsweek · 49d ago
- NASA’s newest planet discovery is unlike anything seen before Yahoo · 49d ago
- Mystery "mega-planet" 23 times more massive than Earth baffles scientists Yahoo · 50d ago
- At 23.5 times Earth’s mass, GJ 523b is massive enough that standard planet-formation models struggle to explain why it didn’t accumulate a huge hydrogen-helium envelope — yet the planet is extraordinarily dense and apparently mostly rock, and astronomer Space Daily · 50d ago
- Researchers identify ‘Mega-Earth,’ prompting questions of how it formed Yahoo · 50d ago
- Researchers identify ‘Mega-Earth,’ prompting questions of how it formed NewsNation · 50d ago
- Astronomers have discovered a rocky "mega-Earth" 23 times more massive than Earth UA.NEWS · 50d ago
- 'Mega-Earth' which is 23 times more massive than our planet discovered | GJ 523b is 60% the size of Neptune Inshorts · 50d ago
- Mega-Earth GJ 523b is 23 times as massive as our planet—but only 2.5 times as wide Phys.org · 50d ago
- Astronomers discover a giant, rocky 'mega-Earth' 23 times more massive than our planet Space · 50d ago
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