Hygiea / Science

Science · Hygiea

What the research says about Hygiea

These are three research papers, all free to read on arXiv, about Hygiea, including two family-level papers labeled as such. We summarize each one in plain English from its abstract.

  • Papers 3
  • Topics 2
  • Reviewed Oct 24, 2026
  • Source arXiv.org
Illustrative · not to scale

Our own artist's impression. No figures are taken from the papers.

01

Surface & composition

1 paper

What Hygiea is made of and how its surface behaves.

[1]2009astro-ph.EPPreprint

Catalogue of ISO LWS observations of asteroids

Felix Hormuth & Thomas G. Müller

What they foundA recalibrated catalogue of far-infrared (43–197 micron) observations of Ceres, Pallas, Vesta and Hygiea.

Why it mattersThese measurements help characterise Hygiea's surface and thermal behaviour.
What they studied

Re-reduction of ISO Long Wavelength Spectrometer data.

02

Origins & history

2 papers

Where Hygiea came from and how it formed and changed over time.

[2]2013astro-ph.EPPreprintFamily-level

Dynamical evolution and chronology of the Hygiea asteroid family

V. Carruba, R. C. Domingos, M. E. Huaman & 2 others

What they foundThis study classifies Hygiea family members and gives a first estimate of the family's age.

Why it mattersHygiea is the largest member of its own family, so this is its collisional history.

Family-level context: this paper studies the Hygiea asteroid family, of which Hygiea is the largest member, not Hygiea specifically.

What they studied

SDSS taxonomy plus orbit modelling of encounters, resonances and the Yarkovsky effect.

[3]2021astro-ph.EPPeer-reviewedFamily-level

A comparative analysis of the outer-belt primitive families

M. N. De Prá, N. Pinilla-Alonso, J. Carvano & 6 others

What they foundThe Themis, Hygiea, Ursula, Veritas and Lixiaohua families show a range of physical properties.

Why it mattersPrimitive families like Hygiea's preserve early Solar System conditions.

Family-level context: this paper studies several outer-belt families, including the Hygiea family, not Hygiea specifically.

What they studied

New spectra plus a comparative analysis of literature data.

New research

New papers on Hygiea, checked weekly, summarized after a person reads it.

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How we choose papers

We search arXiv for Hygiea papers and keep the ones that add something new, are clearly written up and are relevant to a general reader. A person reads every abstract.

Our own words, our own drawings

Summaries are written by us from each paper’s abstract, not copied. Diagrams are our own simplified drawings, not figures from the papers.

Preprint vs. peer-reviewed

“Peer-reviewed” means arXiv lists a journal reference for the paper. Everything else is marked “Preprint”: shared openly, possibly before or without journal review.

Paper metadata courtesy of arXiv. Summaries written by us; read the original papers via the links. Paper metadata from arXiv.org, which does not endorse this site.