🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.8 AU - 1.22 AU

Year: 380 Days

Day: 45.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.86 AU - 1.36 AU

Year: 438 Days

Day: 26.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 84,135,697 km

• M1: 662,419 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.71 AU - 1.73 AU

Year: 845 Days

Day: 15.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.74 AU - 2.44 AU

Year: 1132 Days

Day: 15.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,135,697 km

• M1: 201,209 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.04 AU - 3.22 AU

Year: 2075 Days

Day: 19.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.7

Radius: 13.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.16 AU - 5.42 AU

Year: 3929 Days

Day: 12.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,135,697 km

• M1: 163,062 km (0.096 R)
• M2: 598,840 km (0.072 R)
• M3: 1,070,522 km (0.104 R)
• M4: 1,623,436 km (0.061 R)
• M5: 2,463,129 km (0.049 R)
• M6: 3,081,866 km (0.068 R)
• M7: 4,245,438 km (0.108 R)
• M8: 4,881,977 km (0.067 R)
• M9: 6,626,737 km (0.084 R)
• M10: 8,218,458 km (0.07 R)
• M11: 9,424,815 km (0.064 R)
• M12: 9,864,633 km (0.085 R)
• M13: 10,356,661 km (0.114 R)
• M14: 11,307,953 km (0.104 R)
• M15: 12,360,075 km (0.117 R)
• M16: 12,798,846 km (0.093 R)
• M17: 13,338,894 km (0.109 R)
• M18: 13,800,703 km (0.101 R)
• M19: 15,960,597 km (0.102 R)
• M20: 18,112,113 km (0.117 R)
• M21: 18,793,681 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.2

Radius: 13.5

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.45 AU - 6.99 AU

Year: 5127 Days

Day: 12.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,135,697 km

• M1: 172,486 km (0.116 R)
• M2: 702,063 km (0.05 R)
• M3: 1,152,203 km (0.12 R)
• M4: 1,571,974 km (0.113 R)
• M5: 2,324,901 km (0.11 R)
• M6: 4,016,703 km (0.099 R)
• M7: 7,369,640 km (0.109 R)
• M8: 8,075,443 km (0.109 R)
• M9: 8,931,741 km (0.037 R)
• M10: 11,484,629 km (0.111 R)
• M11: 13,389,159 km (0.101 R)
• M12: 14,343,444 km (0.113 R)
• M13: 17,201,960 km (0.098 R)
• M14: 18,911,864 km (0.086 R)
• M15: 21,556,455 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.9

Radius: 14

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.43 AU - 7.71 AU

Year: 6311 Days

Day: 7.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,135,697 km

• M1: 174,132 km (0.054 R)
• M2: 612,304 km (0.113 R)
• M3: 1,075,010 km (0.108 R)
• M4: 3,163,247 km (0.049 R)
• M5: 4,327,717 km (0.069 R)
• M6: 5,023,048 km (0.112 R)
• M7: 5,487,399 km (0.032 R)
• M8: 6,270,694 km (0.112 R)
• M9: 7,271,504 km (0.1 R)
• M10: 7,715,660 km (0.059 R)
• M11: 8,336,341 km (0.106 R)
• M12: 10,633,566 km (0.118 R)
• M13: 13,108,214 km (0.074 R)
• M14: 15,760,734 km (0.106 R)
• M15: 16,318,884 km (0.113 R)
• M16: 17,540,500 km (0.113 R)
• M17: 18,822,254 km (0.057 R)
• M18: 19,663,443 km (0.095 R)
• M19: 28,307,807 km (0.077 R)
• M20: 29,226,188 km (0.077 R)
• M21: 35,158,641 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.7

Radius: 3.3

Gravity: 52.96 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 16.15 AU - 17.05 AU

Year: 25345 Days

Day: 17.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,135,697 km

• M1: 41,887 km (0.08 R)
• M2: 159,172 km (0.059 R)
• M3: 262,095 km (0.092 R)
• M4: 425,756 km (0.071 R)
• M5: 564,882 km (0.12 R)
• M6: 819,796 km (0.05 R)
• M7: 1,435,392 km (0.095 R)
• M8: 1,987,707 km (0.045 R)
• M9: 2,981,486 km (0.055 R)
• M10: 3,646,598 km (0.057 R)
• M11: 4,164,057 km (0.062 R)
• M12: 4,582,931 km (0.064 R)
• M13: 4,840,090 km (0.06 R)
• M14: 5,029,480 km (0.113 R)
• M15: 5,184,464 km (0.111 R)
• M16: 6,820,915 km (0.118 R)
• M17: 9,575,610 km (0.097 R)
• M18: 13,729,195 km (0.092 R)
• M19: 15,451,366 km (0.071 R)
• M20: 15,862,012 km (0.094 R)
• M21: 17,934,391 km (0.096 R)
• M22: 18,479,376 km (0.07 R)
• M23: 19,602,108 km (0.088 R)
• M24: 24,883,362 km (0.059 R)
• M25: 27,308,044 km (0.076 R)
• M26: 28,028,807 km (0.117 R)
• M27: 30,139,483 km (0.119 R)
• M28: 34,534,369 km (0.116 R)
• M29: 36,956,508 km (0.071 R)
• M30: 40,720,690 km (0.088 R)
• M31: 48,473,749 km (0.095 R)
• M32: 59,725,753 km (0.117 R)
• M33: 65,098,411 km (0.104 R)
• M34: 72,598,051 km (0.117 R)
• M35: 75,611,252 km (0.112 R)
• M36: 76,082,036 km (0.055 R)
• M37: 83,381,066 km (0.059 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 19,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit