Exercitationes Paradoxicae adversus Aristoteleos (philosophy) 1624

Parhelia sive soles quator spurii, qui circa verum appaverunt Romae anno MDCXXIX, de XX (philosophy) 1630

Petri Gassendi Theologi Epistolica Exercitatio, in quo Principes Philosophiae Roberti Fluddi Medici relegantur et ad recentes illius libros adversus R.P.F. Marinum Mersennum, Ordenes Minimorum Sancti Francisci de Paula sareptos responditur (philosophy) 1630

De Mercurio in Sole viso et Venere invisa Parisiis anno (1631) (philosophy) 1632

Instructions de M. Gassend au R. P. Ephrem de Nevers Capucin et a Frere Alexandre d'Angoullesme pour les observations celestes (philosophy) 1636

De apparente magnitudine solis humilis et sublimis (philosophy) 1636; reprinted in Epistolae quatuor 1642

De Nicolai Claudii Fabrici de Peiresc, Senatoris Aquisextiensis, Vita [Life of Peiresc] (biography) 1641

Objectiones quintae Petri Gassendi diniensis ecclesiae praepositi et acutissimi philosophi [Objections] (philosophy) 1641

De Motu impresso a Motore translato (philosophy) 1642

De apparente magnitudine solis humilis et sublimis, Epistolae quatuor (philosophy) 1642

Novum stellae circa Jovem visa, et de eisdem P. Gassendi judicium (philosophy) 1643

*Disquisitio metaphysica adversus Cartesium (philosophy) 1644

Institutio astronomica (philosophy) 1647

De vita et moribus Epicuri libri octo [Life of Epicurus] (philosophy and biography) 1647

Animadversiones in Decimum Librum Diogenis Laertii (philosophy) 1649

Philosophiae Epicuri Syntagma (philosophy) 1649; printed as an appendix to Animadversiones in Decimum Librum Diogenis Laertii

Tychonis Brahei, equitis Dani, astronomorum coryphaei … Nicolai Copernici, Georgii Puerbachi et Joannis Regiomantani, astronomorum celebrum vita [Lives of Tycho Brahe, Nicolas Copernicus, et al.] (history and biography) 1654

†The Mirrour of True Nobility and Gentility, Being the Life of The Renowned Nicolaus Claudius Fabricius Lord of Peiresk, Senator of the Parliament at Aix (philosophy) 1657

Syntagma Philosophicum (philosophy) 1658

Opera omnia (philosophy) 1658

§The Vanity of Judiciary Astrology or Divination by the Stars Lately Written in Latin, by that Great Scholar and Mathematician, the Illustrious Petrus Gassendus (philosophy) 1659

The Selected Works of Pierre Gassendi [translation by Craig B. Brush] (philosophy) 1972

Institutio Logica: A Critical Edition with Introduction and English Translation [edited by Howard Jones] (philosophy) 1981

*This work, published by Gassendi's (and Descartes') friend Samuel Sorbiere, contains Gassendi's Objections, Descartes' Responses, and Gassendi's Instantiae. The Instantiae, Gassendi's reply to Descartes' Responses, were circulated among Gassendi's friends in 1642, but not published until Sorbiere obtained his permission to print this edition.

†This work is a translation of Life of Peiresc.

§This work is a translation of part of the Syntagma Philosophicum.