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Wobbling stars reveal hidden companions in Gaia data

Wobbling stars reveal hidden companions in Gaia data

Posted on Feb 5, 2025 in Exoplanet & Brown Dwarf Surveys, Featured, News, Press Coverage | 0 comments

Using data from the European Space Agency’s Gaia mission, and the Habitable Zone Planet Finder and NEID Spectrometers developed at Penn...

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JWST identifies tiniest free-floating brown dwarf

JWST identifies tiniest free-floating brown dwarf

Posted on Dec 13, 2023 in Exoplanet & Brown Dwarf Surveys, News, Press Coverage, Publications, Research, Star & Planet Formation | 0 comments

CEHW Professor Kevin Luhman led a study identifying the new record-holder for the smallest object that forms like a star: a tiny,...

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Massive planet too big for its own sun pushes astronomers to rethink exoplanet formation

Massive planet too big for its own sun pushes astronomers to rethink exoplanet formation

Posted on Nov 30, 2023 in Exoplanet & Brown Dwarf Surveys, Featured, Planet-forming & Debris Disks, Press Coverage, Research, Star & Planet Formation | 0 comments

Congrats to former CEHW graduate student, Dr. Gudmundur Stefansson, and the rest of the team on their recent paper in Science that reports...

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Many exoplanets have nearly circular orbits

Many exoplanets have nearly circular orbits

Posted on Nov 2, 2023 in Exoplanet & Brown Dwarf Surveys, Orbital Dynamics, Press Coverage, Statistical Methodology & Data Analysis | 0 comments

New analysis of observational data from NASA’s Kepler space telescope catalogs planetary properties; informs climate of planets Most...

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Newly discovered gas giant moving closer to its star

Newly discovered gas giant moving closer to its star

Posted on Oct 13, 2021 in Exoplanet & Brown Dwarf Surveys, Featured, Orbital Dynamics, Star & Planet Formation | 0 comments

A newly discovered gas giant planet with an elliptical, comet-like orbit is closing in on its host star, according to new research by a...

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Penn State led NEID team receives NASA Group Achievement Award

Penn State led NEID team receives NASA Group Achievement Award

Posted on Jun 2, 2021 in Awards & Honors, Collaborations, Exoplanet & Brown Dwarf Surveys, Facilities & Instruments, Instrumentation, News, Research | 0 comments

The NEID instrument team, led by Penn State Professor of Astronomy and Astrophysics Suvrath Mahadevan, was recognized by NASA with the...

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A very stealthy alias: the impostor planet of Barnard’s star

A very stealthy alias: the impostor planet of Barnard’s star

Posted on May 25, 2021 in Exoplanet & Brown Dwarf Surveys, News, Press Coverage, Publications, Research | 0 comments

Introduction One of the signature targets of HPF’s search for nearby exoplanets is Barnard’s star, the second-closest star...

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Target Prioritization for the NEID Earth Twin Survey

Target Prioritization for the NEID Earth Twin Survey

Posted on Feb 12, 2021 in Exoplanet & Brown Dwarf Surveys, Publications, Research, Star Properties | 0 comments

The NEID Earth Twin Survey The NEID spectrograph, designed and built by a team led by CEHW Professor Suvrath Mahadevan, was installed at...

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CEHW astronomers develop model for the distribution of inner planetary systems

CEHW astronomers develop model for the distribution of inner planetary systems

Posted on Dec 1, 2020 in Exoplanet & Brown Dwarf Surveys, Featured, News, Publications, Star & Planet Formation, Statistical Methodology & Data Analysis | 0 comments

Statistical model may help unravel the mystery of apparently single-planet systems and aid exoplanet-seeking missions Data from the Kepler...

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HPF discovers a Jupiter transiting the cool star TOI-1899

HPF discovers a Jupiter transiting the cool star TOI-1899

Posted on Oct 13, 2020 in Exoplanet & Brown Dwarf Surveys, Featured, News | 0 comments

HPF has confirmed the planetary nature of a single-transiting Jupiter-sized planet (1.15 Jupiter radii) orbiting a nearby low mass M dwarf...

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