Hubble spots "hot Neptune" exoplanet that's evaporating at a record rate

According to simulations and models, exoplanet sizes should be spread out relatively evenly. But with the exoplanet tally approaching 4,000, that hasn't really been the case. A type of world dubbed a "hot Neptune" has been conspicuously few and far between, but a new observation may explain why. Hubble has now spotted a hot Neptune named GJ 3470b that's vanishing at a record rate.

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Category: Space

Tags:

• Atmosphere
• Earth
• Exoplanet
• Hubble
• Johns Hopkins University
• Jupiter
• NASA
• Neptune
• Planet
• Stars

from New Atlas (Gizmag) https://ift.tt/2SK41Z7