Star Formation Occurs in Competitive Environment

Star Formation Occurs in Competitive Environment

A survey of the stellar nursery in the Orion Nebula Cluster provides evidence that stars compete for material and their size depends on what they gather rather than their initial core size. Plus, NASA mission updates, fast radio bursts, neutron stars, visible novae, and mountain building in the Andes.

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Neutron Star in Supernova 1987A May Have Been Found

Neutron Star in Supernova 1987A May Have Been Found

Scientists have been looking for the reclusive neutron star expected to be at the center of supernova 1987A for over thirty years, and they may have finally found it in new images from the Chandra and NuSTAR observatories. Plus, a look at conflicting papers on the object that wiped out the dinosaurs, a roundup of news, and this week’s What’s Up.

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Magnetar Exhibits Bizarre Behavior, Identity Crisis

Magnetar Exhibits Bizarre Behavior, Identity Crisis

A radio-loud magnetar first observed in March 2020 suffered an apparent identity crisis, behaving like a pulsar until gradually settling into magnetar-like emissions in July. Plus, Mars’ moon Phobos, Jupiter’s moon Ganymede, and an interview with SETI Institute scientist Veselin Kostov about last week’s sextuple star system.

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Anatomical Dissection of Planetary Nebula Using Hubble Images

Anatomical Dissection of Planetary Nebula Using Hubble Images

Our coverage of last week’s AAS meeting continues with new work on the formation of planetary nebula based on Hubble Space Telescope images. Plus, a massive quasar in the early universe, water ice on Ganymede, a super-puff planet, and plans for taking spectra of Venus’ surface, featuring our guest, PSI scientist Dr. Darby Dyer.

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