🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.47 AU - 0.71 AU

Year: 194 Days

Day: 39.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,170,647 km

• M1: 100,979 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.5 AU - 0.7 AU

Year: 199 Days

Day: 21.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,170,647 km

• M1: 40,840 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.93 AU - 1.09 AU

Year: 434 Days

Day: 34.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.13 AU - 1.59 AU

Year: 678 Days

Day: 36.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.73 AU - 2.77 AU

Year: 1950 Days

Day: 46.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,170,647 km

• M1: 122,969 km (0.105 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.1

Radius: 11.6

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.64 AU - 9.48 AU

Year: 10706 Days

Day: 9.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,170,647 km

• M1: 147,504 km (0.115 R)
• M2: 513,569 km (0.099 R)
• M3: 890,855 km (0.111 R)
• M4: 1,252,433 km (0.103 R)
• M5: 1,743,114 km (0.111 R)
• M6: 2,123,691 km (0.12 R)
• M7: 2,770,852 km (0.083 R)
• M8: 4,035,702 km (0.077 R)
• M9: 4,683,161 km (0.113 R)
• M10: 5,274,522 km (0.1 R)
• M11: 6,151,165 km (0.068 R)
• M12: 6,642,744 km (0.05 R)
• M13: 7,390,434 km (0.042 R)
• M14: 7,865,557 km (0.027 R)
• M15: 9,831,273 km (0.081 R)
• M16: 11,890,039 km (0.087 R)
• M17: 12,935,429 km (0.069 R)
• M18: 14,586,540 km (0.098 R)
• M19: 19,620,658 km (0.112 R)
• M20: 20,843,920 km (0.099 R)
• M21: 21,633,946 km (0.116 R)
• M22: 24,469,724 km (0.095 R)
• M23: 26,523,104 km (0.116 R)
• M24: 27,077,215 km (0.101 R)
• M25: 28,979,800 km (0.103 R)
• M26: 29,666,455 km (0.062 R)
• M27: 30,163,419 km (0.11 R)
• M28: 30,970,200 km (0.092 R)
• M29: 33,476,862 km (0.092 R)
• M30: 36,455,206 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.6

Radius: 12.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 9.12 AU - 10.38 AU

Year: 13015 Days

Day: 9.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 152 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,170,647 km

• M1: 159,621 km (0.085 R)
• M2: 595,998 km (0.025 R)
• M3: 1,065,137 km (0.106 R)
• M4: 1,951,355 km (0.109 R)
• M5: 3,416,067 km (0.118 R)
• M6: 3,968,084 km (0.07 R)
• M7: 5,122,829 km (0.08 R)
• M8: 5,961,924 km (0.068 R)
• M9: 6,922,193 km (0.073 R)
• M10: 15,023,067 km (0.05 R)
• M11: 22,386,424 km (0.118 R)
• M12: 24,768,620 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.3

Radius: 7.1

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.11 AU - 14.67 AU

Year: 19784 Days

Day: 17.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,170,647 km

• M1: 89,160 km (0.094 R)
• M2: 416,032 km (0.084 R)
• M3: 2,323,405 km (0.108 R)
• M4: 3,791,408 km (0.086 R)
• M5: 4,951,690 km (0.096 R)
• M6: 6,037,321 km (0.116 R)
• M7: 6,859,362 km (0.049 R)
• M8: 10,178,639 km (0.118 R)
• M9: 16,871,349 km (0.061 R)
• M10: 18,229,249 km (0.114 R)
• M11: 18,845,592 km (0.09 R)
• M12: 23,349,236 km (0.051 R)
• M13: 27,938,300 km (0.088 R)
• M14: 28,287,312 km (0.077 R)
• M15: 47,681,030 km (0.091 R)
• M16: 49,018,435 km (0.074 R)
• M17: 51,418,733 km (0.037 R)
• M18: 59,856,053 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.9

Radius: 5.6

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 14.77 AU - 18.13 AU

Year: 28522 Days

Day: 17 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,170,647 km

• M1: 69,713 km (0.098 R)
• M2: 262,395 km (0.071 R)
• M3: 547,528 km (0.056 R)
• M4: 775,665 km (0.064 R)
• M5: 1,319,603 km (0.088 R)
• M6: 1,543,551 km (0.097 R)
• M7: 2,131,022 km (0.112 R)
• M8: 2,558,572 km (0.084 R)
• M9: 2,935,110 km (0.113 R)
• M10: 4,460,859 km (0.092 R)
• M11: 4,856,545 km (0.041 R)
• M12: 5,314,464 km (0.069 R)
• M13: 6,815,230 km (0.086 R)
• M14: 8,203,498 km (0.115 R)
• M15: 9,076,252 km (0.095 R)
• M16: 10,375,211 km (0.09 R)
• M17: 12,132,687 km (0.054 R)
• M18: 13,704,362 km (0.041 R)
• M19: 14,231,545 km (0.07 R)
• M20: 26,757,973 km (0.096 R)
• M21: 29,400,918 km (0.089 R)
• M22: 53,109,787 km (0.061 R)
• M23: 53,478,546 km (0.113 R)
• M24: 53,848,950 km (0.057 R)
• M25: 59,613,255 km (0.113 R)
• M26: 63,261,948 km (0.101 R)
• M27: 68,137,043 km (0.076 R)
• M28: 71,447,943 km (0.108 R)
• M29: 72,574,864 km (0.086 R)
• M30: 76,965,711 km (0.072 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.7

Radius: 6.9

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 16.33 AU - 17.51 AU

Year: 29753 Days

Day: 15.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,170,647 km

• M1: 87,216 km (0.105 R)
• M2: 853,306 km (0.081 R)
• M3: 1,162,076 km (0.06 R)
• M4: 2,946,629 km (0.067 R)
• M5: 3,838,382 km (0.032 R)
• M6: 5,976,136 km (0.092 R)
• M7: 6,614,320 km (0.066 R)
• M8: 8,855,296 km (0.099 R)
• M9: 9,125,919 km (0.112 R)
• M10: 10,990,956 km (0.07 R)
• M11: 11,622,408 km (0.12 R)
• M12: 12,344,517 km (0.052 R)
• M13: 13,166,109 km (0.029 R)
• M14: 15,378,811 km (0.088 R)
• M15: 24,742,141 km (0.113 R)
• M16: 26,826,339 km (0.074 R)
• M17: 29,622,622 km (0.062 R)
• M18: 34,304,886 km (0.117 R)
• M19: 36,060,567 km (0.087 R)
• M20: 40,933,867 km (0.097 R)
• M21: 49,377,320 km (0.072 R)
• M22: 64,409,962 km (0.098 R)
• M23: 65,631,279 km (0.096 R)
• M24: 68,963,571 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 18,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit