A Framework for Exploring Ocean Worlds
A focus issue of the Planetary Science Journal discusses missions and methods to explore the distant, icy, and potentially life-hosting ocean worlds in our solar system.
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Sampling the Solar Wind with the Parker Solar Probe
Now that it’s “touched” the Sun, will the Parker Solar Probe help solve the mysteries surrounding the cause of solar wind?
Exploring a Magnetospheric Origin for Fast Radio Bursts
Highly magnetic neutron stars called magnetars might be responsible for many powerful radio bursts — but can these bursts really escape a magnetar’s intense magnetic fields?
An Inclination to Search for a Dynamic Past
What’s caused the strange misalignment in 14 Herculis’s planets? An unstable origin, or a pesky passerby?
How Massive Are White Dwarfs? Their Stellar Companions Weigh In
A new study of white dwarfs in binary systems raises questions about the connection between the mass of a star and the mass of the white dwarf it leaves behind.
Selections from 2021: Catching Solar Active Regions in the Act
What causes an active region to eject a solar flare? A team of astronomers has studied the Sun’s surface to find out.
Selections from 2021: Why We Should Return to Enceladus
The final flyby of Saturn’s icy moon Enceladus by the Cassini spacecraft took place in 2015. Some astronomers say it’s time to go back.
Selections from 2021: The Moon as a Gravitational-Wave Detector
Today’s article explores the possibility of using the Moon to detect gravitational waves.
Selections from 2021: Event Horizon Telescope Targets Seen by ALMA
A new survey aims to reveal the magnetic fields at the centers of galaxies, which can help us understand black hole accretion and the acceleration of relativistic jets.
Selections from 2021: Precise Planetary Positions
Need to predict planetary transits, model solar system evolution, or chart a spacecraft trajectory? You’ll need to know precisely where the planets are.