eROSITA discovers a 'changing-look' Seyfert galaxy

Astronomers have tracked a dramatic "changing-look" active galactic nucleus (AGN) whose central supermassive black hole appeared to switch off and then rapidly reignite. The galaxy, HE 1237−2252, dimmed in X-rays by a factor ...

First outbursting hot subdwarf binary discovered

An international team of astronomers has utilized the Zwicky Transient Facility (ZTF) and the Transiting Exoplanet Survey Satellite (TESS) to investigate a binary system designated ZTF J0007+4804. As a result, they have found ...

Saturday Citations: In spaaa-aaace!

We're focusing on space news this week, but we did cover the usual amount of local news down here in Earth's gravity well: A new Tokamak reactor regime sustained stable plasma fusion for one full minute. An anomaly in global ...

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