Kepler Telescope Exoplanet Discoveries
A dataset for the ~3,373 confirmed planets discovered by the Kepler Telescope.
@kaggle.melissamonfared_kepler_confirmed_planets
About this Dataset
Kepler Telescope Exoplanet Discoveries
Overview:
This dataset comprises detailed information on approximately 3,373 confirmed exoplanets discovered by the Kepler Telescope, including those found during Kepler's K2 mission. The Kepler Mission aims to explore the structure and diversity of planetary systems by surveying a vast sample of stars. This dataset supports the scientific objectives of the Kepler Mission and future NASA missions by providing extensive data on discovered exoplanets.
Dataset Details:
The dataset includes information such as the host star's name, planet characteristics, orbital parameters, discovery methods, and stellar properties. The data spans multiple years of the Kepler and K2 missions, offering a comprehensive view of exoplanet discoveries.
Schema and Column Descriptions:
| Column Name | Description |
|---|---|
| pl_hostname | Host star's name |
| pl_letter | Designation letter of the planet |
| pl_discmethod | Method used to discover the planet |
| pl_pnum | Number of planets in the system |
| pl_orbper | Orbital period in days |
| pl_orbpererr1 | Upper uncertainty of the orbital period [days] |
| pl_orbpererr2 | Lower uncertainty of the orbital period [days] |
| pl_orbperlim | Orbital period limit flag |
| pl_orbsmax | Semi-major axis of the orbit [AU] |
| pl_orbsmaxerr1 | Upper uncertainty of the semi-major axis [AU] |
| pl_orbsmaxerr2 | Lower uncertainty of the semi-major axis [AU] |
| pl_orbsmaxlim | Semi-major axis limit flag |
| pl_orbeccen | Orbital eccentricity |
| pl_orbeccenerr1 | Upper uncertainty of the eccentricity |
| pl_orbeccenerr2 | Lower uncertainty of the eccentricity |
| pl_orbeccenlim | Eccentricity limit flag |
| pl_orbincl | Orbital inclination [degrees] |
| pl_orbinclerr1 | Upper uncertainty of the inclination [degrees] |
| pl_orbinclerr2 | Lower uncertainty of the inclination [degrees] |
| pl_orbincllim | Inclination limit flag |
| pl_bmassj | Planet mass or M*sin(i) [Jupiter masses] |
| pl_bmassjerr1 | Upper uncertainty of the planet mass [Jupiter masses] |
| pl_bmassjerr2 | Lower uncertainty of the planet mass [Jupiter masses] |
| pl_bmassjlim | Planet mass limit flag |
| pl_bmassprov | Provenance of the planet mass data |
| pl_radj | Planet radius [Jupiter radii] |
| pl_radjerr1 | Upper uncertainty of the planet radius [Jupiter radii] |
| pl_radjerr2 | Lower uncertainty of the planet radius [Jupiter radii] |
| pl_radjlim | Planet radius limit flag |
| pl_dens | Planet density [g/cm³] |
| pl_denserr1 | Upper uncertainty of the planet density [g/cm³] |
| pl_denserr2 | Lower uncertainty of the planet density [g/cm³] |
| pl_denslim | Planet density limit flag |
| pl_ttvflag | Transit Timing Variation flag |
| pl_kepflag | Kepler field flag |
| pl_k2flag | K2 mission flag |
| pl_nnotes | Number of notes |
| ra_str | Right Ascension in sexagesimal format |
| ra | Right Ascension in sexagesimal format |
| dec_str | Declination in sexagesimal format |
| dec | Declination in sexagesimal format |
| st_dist | Distance to the star [parsecs] |
| st_disterr1 | Upper uncertainty of the distance [parsecs] |
| st_disterr2 | Lower uncertainty of the distance [parsecs] |
| st_distlim | Distance limit flag |
| st_optmag | Optical magnitude |
| st_optmagerr | Optical magnitude uncertainty |
| st_optmaglim | Optical magnitude limit flag |
| st_optmagblend | Optical magnitude blend flag |
| st_optband | Optical magnitude band |
| st_teff | Effective temperature of the star [K] |
| st_tefferr1 | Upper uncertainty of the effective temperature [K] |
| st_tefferr2 | Lower uncertainty of the effective temperature [K] |
| st_tefflim | Effective temperature limit flag |
| st_teffblend | Effective temperature blend flag |
| st_mass | Stellar mass [solar masses] |
| st_masserr1 | Upper uncertainty of the stellar mass [solar masses] |
| st_masserr2 | Lower uncertainty of the stellar mass [solar masses] |
| st_masslim | Stellar mass limit flag |
| st_massblend | Stellar mass blend flag |
| st_rad | Stellar radius [solar radii] |
| st_raderr1 | Upper uncertainty of the stellar radius [solar radii] |
| st_raderr2 | Lower uncertainty of the stellar radius [solar radii] |
| st_radlim | Stellar radius limit flag |
| st_radblend | Stellar radius blend flag |
| rowupdate | Date of the last update |
Key Features:
- Extensive Data: Covers detailed information on 3,373 confirmed exoplanets, including those from the K2 mission.
- Broad Applications: Supports scientific research in planetary science, astrophysics, and exoplanetary studies.
- High-Quality Data: Collected and maintained by NASA, ensuring reliability and accuracy.
Usage:
This dataset is useful for:
- Astrophysical Research: Facilitating studies on planetary formation, system dynamics, and habitability.
- Educational Purposes: Serving as a rich resource for educational programs and projects related to space science.
- Data Analysis and Visualization: Providing data for analysis and visualization of exoplanet characteristics and distributions.
- Public Outreach: Enhancing public understanding and interest in exoplanetary discoveries and space exploration.
Data Maintenance:
- Source: NASA Exoplanet Archive
- Last Updated: 2019
- License: Creative Commons Attribution for Intergovernmental Organisations
The dataset is periodically updated to include new discoveries and corrections. Updates are documented and made available through the NASA Exoplanet Archive.
Additional Notes:
- Data Accuracy: While the dataset is meticulously curated, it is subject to updates and revisions based on new findings and improved measurement techniques.
- Collaborative Effort: The dataset supports collaborative research and encourages contributions from the scientific community to refine and expand the data.
- Complementary Resources: This dataset can be used alongside other astronomical databases and research tools for comprehensive studies.