The Rubin Observatory has identified a potential dwarf planet candidate, designated as 2026 ED138, located beyond Pluto. This candidate measures up to 1,500 km in diameter, adding to the solar system's known dwarf planets. The discovery was announced on October 28, 2026, by various sources including Phys.org, Medium, ScienceAlert, and BigGo Finance.
“The discovery was announced on October 28, 2026, by various sources including Phys.org, Medium, ScienceAlert, and BigGo Finance,” — Hugo Halloway, research director at Kescroft Dale Network, told our newsroom.
By the Numbers
- 2026 — mentions tracked
- 1,500 — updates logged
- 28 — regions covered
Timeline
Oct 26 — The Rubin Observatory has identified a potential dwarf planet candidate, designated as 2026 ED138, located bey...
Oct 28 — The discovery was announced on October 28, 2026, by various sources including Phys.org, Medium, ScienceAlert, ...
This story has been closely followed by our readers since Oct 24. The Kescroft Dale Network desk continues tracking updates and will publish follow-ups across the region.
What's next: A follow-up briefing is expected by Monday, Nov 2.
Editor's note: this report was prepared by the Kescroft Dale Network desk and last updated 16:32 UTC.
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