Earth as an Extrasolar Planet: Earth Model Validation Using EPOXI Earth Observations by Robinson, Tyler D., Meadows, Victoria S., Crisp, David, Deming, Drake, A'Hearn, Michael F., Charbonneau, David, Livengood, Timothy A., Seager, Sara, Barry, Richard K., Hearty, Thomas, Hewagama, Tilak, Lisse, Carey M., McFadden, Lucy A., Wellnitz, Dennis D.

“…The EPOXI Discovery Mission of Opportunity reused the Deep Impact flyby spacecraft to obtain spatially and temporally resolved visible photometric and moderate resolution near-infrared (NIR) spectroscopic observations of Earth. These remote observations provide a rigorous validation of whole-disk Earth model simulations used to better understand remotely detectable extrasolar planet characteristics. …”
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Venus: the atmosphere, climate, surface, interior and near-space environment of an Earth-like planet by Taylor, FW, Svedhem, H, Head III, JW

“…This is a review of current knowledge about Earth’s nearest planetary neighbour and near twin, Venus. …”

π Earth: A 3.14 day Earth-sized Planet from K2's Kitchen Served Warm by the SPECULOOS Team by Niraula, Prajwal, de Wit, Julien, Rackham, Benjamin V, Ducrot, Elsa, Burdanov, Artem, Crossfield, Ian J. M., Grootel, Valérie Van, Murray, Catriona, Garcia, Lionel J., Alonso, Roi, Beard, Corey, Maqueo Chew, Yilen Gómez, Delrez, Laetitia, Demory, Brice-Olivier, Fulton, Benjamin J., Gillon, Michaël, Günther, Maximilian N., Howard, Andrew W., Issacson, Howard, Jehin, Emmanuël, Pedersen, Peter P., Pozuelos, Francisco J., Queloz, Didier, Rebolo-López, Rafael, Lalitha, Sairam, Sebastian, Daniel, Thompson, Samantha, Triaud, Amaury H. M. J.

“…We report on the discovery of a transiting Earth-sized (0.95R ⊕) planet around an M3.5 dwarf star at 57 pc, EPIC 249631677. …”
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Three’s Company: An Additional Non-transiting Super-Earth in the Bright HD 3167 System, and Masses for All Three Planets by Christiansen, Jessie L., Vanderburg, Andrew, Fulton, B. J., Batygin, Konstantin, Benneke, Björn, Brewer, John M., Charbonneau, David, Ciardi, David R., Cameron, Andrew Collier, Coughlin, Jeffrey L., Crossfield, Ian J. M., Dressing, Courtney, Greene, Thomas P., Howard, Andrew W., Latham, David W., Molinari, Emilio, Mortier, Annelies, Mullally, Fergal, Pepe, Francesco, Rice, Ken, Sinukoff, Evan, Sozzetti, Alessandro, Thompson, Susan E., Udry, Stéphane, Vogt, Steven S., Barman, Travis S., Batalha, Natasha E., Bouchy, François, Buchhave, Lars A., Butler, R. Paul, Cosentino, Rosario, Dupuy, Trent J., Ehrenreich, David, Fiorenzano, Aldo, Hansen, Brad M. S., Henning, Thomas, Hirsch, Lea, Holden, Bradford P., Isaacson, Howard T., Johnson, John A., Knutson, Heather A., Kosiarek, Molly, López-Morales, Mercedes, Lovis, Christophe, Malavolta, Luca, Mayor, Michel, Micela, Giuseppina, Motalebi, Fatemeh, Petigura, Erik, Phillips, David F., Piotto, Giampaolo, Rogers, Leslie A., Sasselov, Dimitar, Schlieder, Joshua E., Ségransan, Damien, Watson, Christopher A., Weiss, Lauren M., Burt, Jennifer A

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Two Earth-sized planets orbiting Kepler-20 by Seager, Sara, Rogers, Leslie Anne

“…Here we report the discovery of two planets, one Earth-sized (1.03R[subscript ⊕]) and the other smaller than the Earth (0.87R[subscript ⊕]), orbiting the star Kepler-20, which is already known to host three other, larger, transiting planets4. …”
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Mission to planet Earth: the first two billion years by Stüeken, EE, Som, SM, Claire, M, Rugheimer, S, Sherf, M, Sproß, L, Tosi, N, Ueno, Y, Lammer, H

“…Solar radiation and geological processes over the first few million years of Earth’s history, followed soon thereafter by the origin of life, steered our planet towards an evolutionary trajectory of long-lived habitability that ultimately enabled the emergence of complex life. …”

A transit-timing variation study of the extrasolar planet TrES-3 by Lockhart, Matthew, S.M. Massachusetts Institute of Technology

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Spectral Fingerprints of Earth-like Planets Around FGK Stars by Rugheimer, Sarah, Kaltenegger, Lisa, Zsom, Andras, Segura, Antígona, Sasselov, Dimitar

“…We present model atmospheres for an Earth-like planet orbiting the entire grid of main sequence FGK stars with effective temperatures ranging from T[subscript eff]=4250 K to T[subscript eff]=7000 K in 250 K intervals. …”
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Spectral fingerprints of earth-like planets around FGK stars by Rugheimer, S, Kaltenegger, L, Zsom, A, Segura, A, Sasselov, D

“… <p style="text-align:justify;"> We present model atmospheres for an Earth-like planet orbiting the entire grid of main sequence FGK stars with effective temperatures ranging from T_eff=4250 K to T_eff=7000 K in 250 K intervals. …”

Parsons et al 2021 - Supporting Data by Parsons, A

Properties of an Earth-Like Planet Orbiting a Sun-Like Star: Earth Observed by the EPOXI Mission by Livengood, Timothy A., Deming, Drake, A'Hearn, Michael F., Charbonneau, David, Hewagama, Tilak, Lisse, Carey M., McFadden, Lucy A., Meadows, Victoria S., Robinson, Tyler D., Seager, Sara, Wellnitz, Dennis D.

“…NASA's EPOXI mission observed the disc-integrated Earth and Moon to test techniques for reconnoitering extrasolar terrestrial planets, using the Deep Impact flyby spacecraft to observe Earth at the beginning and end of Northern Hemisphere spring, 2008, from a range of 1/6 to 1/3 AU. …”
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A CONTINUUM OF PLANET FORMATION BETWEEN 1 AND 4 EARTH RADII by Schlaufman, Kevin C

“…This would suggest that there are three distinct planet formation pathways for super-Earths, mini-Neptunes, and giant planets. …”
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Rotational Variability of Earth's Polar Regions: Implications for Detecting Snowball Planets by Cowan, Nicolas B., Robinson, Tyler, Livengood, Timothy A., Deming, Drake, Agol, Eric, A'Hearn, Michael F., Charbonneau, David, Lisse, Carey M., Meadows, Victoria S., Seager, Sara, Shields, Aomawa L.

“…Thus, we find that both the broadband colors and diurnal color variations of such a planet would be easily distinguishable from the modern-day Earth, regardless of viewing angle.…”
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Kepler-62: A Five-Planet System with Planets of 1.4 and 1.6 Earth Radii in the Habitable Zone by Sanchis Ojeda, Roberto, Winn, Joshua Nathan

“…We present the detection of five planets—Kepler-62b, c, d, e, and f—of size 1.31, 0.54, 1.95, 1.61 and 1.41 Earth radii (R[subscript ⊕]), orbiting a K2V star at periods of 5.7, 12.4, 18.2, 122.4, and 267.3 days, respectively. …”
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Planet Hunters TESS III: two transiting planets around the bright G dwarf HD 152843 by Sporer, A., Ricker, George R, Seager, Sara

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The divergent fates of primitive hydrospheric water on Earth and Mars by Wade, Jon, Dyck, Brendan, Palin, Richard M., Moore, James Daniel Paul, Smye, Andrew J.

“…Despite active transport into Earth’s mantle, water has been present on our planet’s surface for most of geological time1,2. …”
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Spectra of Earth-like planets through geological evolution around FGKM stars by Rugheimer, S, Kaltenegger, L

“…We expect to observe a wide variety of atmospheres and planets with alternative evolutionary paths, with some planets resembling Earth at different epochs. …”

The Transiting Multi-Planet System HD 3167: A 5.7 M ⊕ Super-Earth and an 8.3 M ⊕ Mini-Neptune by Gandolfi, Davide, Barragán, Oscar, Hatzes, Artie P., Fridlund, Malcolm, Fossati, Luca, Donati, Paolo, Johnson, Marshall C., Nowak, Grzegorz, Prieto-Arranz, Jorge, Albrecht, Simon, Deeg, Hans, Endl, Michael, Grziwa, Sascha, Hjorth, Maria, Korth, Judith, Nespral, David, Saario, Joonas, Smith, Alexis M. S., Antoniciello, Giuliano, Alarcon, Javier, Bedell, Megan, Blay, Pere, Brems, Stefan S., Cabrera, Juan, Csizmadia, Szilard, Cusano, Felice, Cochran, William D., Eigmüller, Philipp, Erikson, Anders, González Hernández, Jonay I., Guenther, Eike W., Hirano, Teruyuki, Suárez Mascareño, Alejandro, Narita, Norio, Palle, Enric, Parviainen, Hannu, Pätzold, Martin, Persson, Carina M., Rauer, Heike, Saviane, Ivo, Schmidtobreick, Linda, Van Eylen, Vincent, Winn, Joshua N., Zakhozhay, Olga V., Dai, Fei

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Precise mass and radius of a transiting super-Earth planet orbiting the M dwarf TOI-1235: a planet in the radius gap?

“…A comparison of the properties derived for TOI-1235 b with theoretical models reveals that the planet has a rocky composition, with a bulk density slightly higher than that of Earth. …”
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Precise mass and radius of a transiting super-Earth planet orbiting the M dwarf TOI-1235: a planet in the radius gap? by Ricker, George R, Seager, Sara, Vanderspek, Roland K

“…A comparison of the properties derived for TOI-1235 b with theoretical models reveals that the planet has a rocky composition, with a bulk density slightly higher than that of Earth. …”
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