SKYWATCH: ANOTHER IMPACT ON JUPITER?, APRIL FOOLS’ ASTRO-TOMFOOLERY, AND MORE

LATEST NEWS

Astronomers’ April Hijinks

Sky & Telescope

In breaking news today, astronomers have discovered Pi in the sky, proposed a revolutionary search for extraterrestrial environmentalism . . . and oh yes, April Fools’!

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Another Impact on Jupiter?

Sky & Telescope

Two amateur videos shot early on March 17th show a brief but bright flash on the edge of Jupiter’s disk. Did the King of Planets get whacked again?

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Hot Nights, Hotter Days on Super-Earth 55 Cancri e
Sky & Telescope
Volcanic wasteland or exotic, two-faced atmosphere? A new thermal map of this super-Earth exoplanet is puzzling astronomers.

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Astronomers Gauge Spin in Black Hole Duo

Sky & Telescope

Astronomers have measured the spin of one of the universe’s most massive black holes — and provided evidence that the behemoth has a companion.

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Malfunction Cripples Hitomi X-ray Observatory

Sky & Telescope

Engineers are working to recover the recently launched X-ray observatory after it suffered a serious “communications anomaly.”

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OBSERVING HIGHLIGHTS

This Week’s Sky at a Glance, April 1 – 9
Sky & Telescope
This is the time of year when Arcturus shines just as high in the east as Sirius, the brighter Winter Star, shines in the southwest. New Moon on Thursday morning brings the waxing crescent back into evening skies late next week, hanging near Mercury next Friday evening.

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Spectral Types for Spring Nights

Sky & Telescope

Hidden within the subtle hues of the stars are the keys to their temperatures and compositions. Get acquainted with the classic OBAFGKM spectral sequence through real stars you can see on a spring night.

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Tour April’s Sky: Morning and Evening Planets

Sky & Telescope

This month’s astronomy podcast takes you on a guided tour of the night sky. You’ll find Mars and Saturn near each other before dawn, while Jupiter and Mercury join the fading constellations of winter in the evening sky after sunset.

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