🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.66 AU - 0.76 AU

Year: 230 Days

Day: 28.4 Hours

Environment

Temp: 98 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,645,526 km

• M1: 337,194 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.6 AU - 0.94 AU

Year: 260 Days

Day: 33.4 Hours

Environment

Temp: 83 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,645,526 km

• M1: 27,376 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.9 AU - 0.92 AU

Year: 334 Days

Day: 35.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.95 AU - 1.15 AU

Year: 414 Days

Day: 38.6 Hours

Environment

Temp: -14 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.65 AU - 2.05 AU

Year: 969 Days

Day: 44 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.9

Radius: 10.9

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.67 AU - 6.81 AU

Year: 5295 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,645,526 km

• M1: 135,984 km (0.081 R)
• M2: 503,247 km (0.101 R)
• M3: 2,041,263 km (0.096 R)
• M4: 2,918,804 km (0.107 R)
• M5: 3,389,738 km (0.115 R)
• M6: 3,770,016 km (0.108 R)
• M7: 4,537,603 km (0.042 R)
• M8: 5,526,145 km (0.111 R)
• M9: 5,927,965 km (0.09 R)
• M10: 7,107,993 km (0.045 R)
• M11: 7,887,398 km (0.115 R)
• M12: 8,518,851 km (0.052 R)
• M13: 10,806,202 km (0.099 R)
• M14: 16,940,164 km (0.119 R)
• M15: 18,328,881 km (0.066 R)
• M16: 19,649,381 km (0.058 R)
• M17: 21,181,563 km (0.038 R)
• M18: 24,072,541 km (0.088 R)
• M19: 30,913,502 km (0.085 R)
• M20: 31,985,970 km (0.092 R)
• M21: 32,581,219 km (0.06 R)
• M22: 33,386,505 km (0.101 R)
• M23: 34,619,191 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.6

Radius: 8.1

Gravity: 11.65 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.03 AU - 6.41 AU

Year: 5972 Days

Day: 11.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,645,526 km

• M1: 100,679 km (0.038 R)
• M2: 369,507 km (0.107 R)
• M3: 777,610 km (0.116 R)
• M4: 1,098,348 km (0.107 R)
• M5: 1,544,598 km (0.092 R)
• M6: 2,138,801 km (0.034 R)
• M7: 2,488,860 km (0.099 R)
• M8: 4,496,014 km (0.088 R)
• M9: 4,792,517 km (0.1 R)
• M10: 6,476,391 km (0.032 R)
• M11: 6,890,628 km (0.084 R)
• M12: 8,767,931 km (0.057 R)
• M13: 11,353,132 km (0.095 R)
• M14: 11,853,836 km (0.105 R)
• M15: 12,161,409 km (0.097 R)
• M16: 12,474,218 km (0.06 R)
• M17: 14,176,642 km (0.105 R)
• M18: 14,994,195 km (0.117 R)
• M19: 18,443,473 km (0.109 R)
• M20: 23,656,659 km (0.116 R)
• M21: 26,336,705 km (0.117 R)
• M22: 27,929,922 km (0.115 R)
• M23: 30,919,187 km (0.079 R)
• M24: 34,218,568 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.1

Radius: 5.7

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 14.75 AU - 16.81 AU

Year: 24134 Days

Day: 24.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,645,526 km

• M1: 70,909 km (0.065 R)
• M2: 319,840 km (0.115 R)
• M3: 1,016,817 km (0.116 R)
• M4: 1,308,981 km (0.11 R)
• M5: 1,705,416 km (0.081 R)
• M6: 2,319,814 km (0.061 R)
• M7: 2,643,843 km (0.086 R)
• M8: 3,046,860 km (0.117 R)
• M9: 7,318,328 km (0.111 R)
• M10: 7,638,018 km (0.102 R)
• M11: 8,602,925 km (0.088 R)
• M12: 10,540,217 km (0.12 R)
• M13: 11,487,920 km (0.083 R)
• M14: 31,782,965 km (0.107 R)
• M15: 36,450,718 km (0.111 R)
• M16: 37,382,264 km (0.099 R)
• M17: 39,710,755 km (0.102 R)
• M18: 44,957,302 km (0.094 R)
• M19: 45,567,212 km (0.069 R)
• M20: 46,337,492 km (0.066 R)
• M21: 57,512,004 km (0.033 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.6

Radius: 5.1

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 15.64 AU - 17.22 AU

Year: 25640 Days

Day: 20.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,645,526 km

• M1: 63,579 km (0.066 R)
• M2: 238,908 km (0.113 R)
• M3: 824,883 km (0.104 R)
• M4: 1,201,869 km (0.103 R)
• M5: 1,637,648 km (0.027 R)
• M6: 5,108,917 km (0.117 R)
• M7: 7,933,175 km (0.084 R)
• M8: 15,711,965 km (0.089 R)
• M9: 18,219,525 km (0.115 R)
• M10: 20,443,895 km (0.059 R)
• M11: 29,307,270 km (0.077 R)
• M12: 30,105,823 km (0.089 R)
• M13: 31,271,640 km (0.09 R)
• M14: 41,844,918 km (0.111 R)
• M15: 54,229,677 km (0.077 R)
• M16: 55,778,912 km (0.111 R)
• M17: 58,785,082 km (0.093 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 18,259 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit