A sudden signal flare reveals the hidden partner behind fast radio bursts

by | Jan 28, 2026 | Health

A repeating fast radio burst has just given up one of its biggest secrets. Long-term observations revealed a rare signal flare caused by plasma likely ejected from a nearby companion star. This shows the burst source isn’t alone, but part of a binary system. The finding strengthens the case that magnetars interacting with stellar companions can generate repeating cosmic flashes.

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Written by Albert Pham, News Curator and Blogger

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