🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.6 AU - 0.76 AU

Year: 204 Days

Day: 30.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.02 AU - 1.44 AU

Year: 496 Days

Day: 43.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 58,444,123 km

• M1: 734,526 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.29 AU - 1.99 AU

Year: 763 Days

Day: 18.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,444,123 km

• M1: 403,017 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.36 AU - 2.2 AU

Year: 863 Days

Day: 27.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,444,123 km

• M1: 319,691 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.91 AU - 2.91 AU

Year: 1360 Days

Day: 26.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,444,123 km

• M1: 1,309,131 km (0.119 R)

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.7

Radius: 9.8

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.33 AU - 6.25 AU

Year: 5063 Days

Day: 9.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,444,123 km

• M1: 136,134 km (0.112 R)
• M2: 899,831 km (0.114 R)
• M3: 1,294,770 km (0.063 R)
• M4: 1,660,237 km (0.045 R)
• M5: 2,388,180 km (0.104 R)
• M6: 5,610,519 km (0.119 R)
• M7: 5,918,092 km (0.117 R)
• M8: 6,456,195 km (0.111 R)
• M9: 6,794,436 km (0.075 R)
• M10: 7,204,035 km (0.077 R)
• M11: 12,558,592 km (0.107 R)
• M12: 16,627,953 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.5

Radius: 12.4

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.79 AU - 9.41 AU

Year: 8378 Days

Day: 8 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,444,123 km

• M1: 154,235 km (0.082 R)
• M2: 662,270 km (0.111 R)
• M3: 1,270,535 km (0.102 R)
• M4: 1,730,099 km (0.117 R)
• M5: 2,251,598 km (0.082 R)
• M6: 2,650,425 km (0.091 R)
• M7: 4,915,786 km (0.069 R)
• M8: 5,719,426 km (0.111 R)
• M9: 6,202,777 km (0.108 R)
• M10: 9,520,558 km (0.095 R)
• M11: 10,062,551 km (0.055 R)
• M12: 12,599,432 km (0.038 R)
• M13: 15,536,188 km (0.104 R)
• M14: 16,738,356 km (0.104 R)
• M15: 24,107,398 km (0.113 R)
• M16: 28,034,043 km (0.066 R)
• M17: 28,680,904 km (0.117 R)
• M18: 29,243,392 km (0.101 R)
• M19: 31,666,279 km (0.105 R)
• M20: 35,493,441 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.5

Radius: 14.8

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.82 AU - 9.08 AU

Year: 9731 Days

Day: 12.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,444,123 km

• M1: 184,005 km (0.1 R)
• M2: 698,323 km (0.087 R)
• M3: 1,233,584 km (0.116 R)
• M4: 1,766,900 km (0.086 R)
• M5: 2,473,601 km (0.044 R)
• M6: 2,935,409 km (0.099 R)
• M7: 3,762,686 km (0.076 R)
• M8: 5,093,060 km (0.116 R)
• M9: 6,221,775 km (0.113 R)
• M10: 7,870,643 km (0.067 R)
• M11: 9,378,141 km (0.118 R)
• M12: 10,617,410 km (0.11 R)
• M13: 11,122,153 km (0.093 R)
• M14: 13,478,319 km (0.118 R)
• M15: 14,742,571 km (0.1 R)
• M16: 17,367,864 km (0.116 R)
• M17: 18,572,875 km (0.044 R)
• M18: 20,756,256 km (0.115 R)
• M19: 22,938,440 km (0.085 R)
• M20: 25,359,083 km (0.12 R)
• M21: 25,989,937 km (0.079 R)
• M22: 27,755,192 km (0.095 R)
• M23: 29,599,136 km (0.101 R)
• M24: 30,399,484 km (0.093 R)
• M25: 32,993,960 km (0.107 R)
• M26: 34,399,881 km (0.085 R)
• M27: 37,447,189 km (0.055 R)
• M28: 41,286,619 km (0.025 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.2

Radius: 15

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.36 AU - 10.78 AU

Year: 10760 Days

Day: 8 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,444,123 km

• M1: 186,698 km (0.113 R)
• M2: 744,848 km (0.101 R)
• M3: 1,658,741 km (0.11 R)
• M4: 2,311,736 km (0.106 R)
• M5: 3,553,249 km (0.09 R)
• M6: 4,171,686 km (0.074 R)
• M7: 7,439,951 km (0.031 R)
• M8: 8,066,168 km (0.088 R)
• M9: 9,713,839 km (0.045 R)
• M10: 10,669,171 km (0.112 R)
• M11: 11,631,234 km (0.07 R)
• M12: 12,419,017 km (0.078 R)
• M13: 14,038,713 km (0.101 R)
• M14: 17,116,689 km (0.085 R)
• M15: 19,899,658 km (0.102 R)
• M16: 21,440,367 km (0.057 R)
• M17: 22,112,360 km (0.079 R)
• M18: 23,146,830 km (0.089 R)
• M19: 23,854,128 km (0.079 R)
• M20: 29,421,264 km (0.105 R)
• M21: 32,615,627 km (0.046 R)
• M22: 33,617,334 km (0.114 R)
• M23: 34,296,509 km (0.062 R)
• M24: 36,626,645 km (0.087 R)
• M25: 38,812,569 km (0.095 R)
• M26: 42,515,116 km (0.096 R)
• M27: 45,476,706 km (0.105 R)
• M28: 47,289,981 km (0.103 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.5

Radius: 12.9

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.34 AU - 11.2 AU

Year: 12846 Days

Day: 8.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,444,123 km

• M1: 160,519 km (0.112 R)
• M2: 869,612 km (0.068 R)
• M3: 1,359,396 km (0.099 R)
• M4: 1,896,751 km (0.032 R)
• M5: 3,460,648 km (0.065 R)
• M6: 4,148,050 km (0.115 R)
• M7: 5,024,394 km (0.113 R)
• M8: 6,250,349 km (0.116 R)
• M9: 8,739,657 km (0.068 R)
• M10: 10,897,457 km (0.033 R)
• M11: 12,009,418 km (0.111 R)
• M12: 13,585,880 km (0.109 R)
• M13: 16,689,288 km (0.099 R)
• M14: 18,567,639 km (0.073 R)
• M15: 19,557,977 km (0.062 R)
• M16: 24,650,588 km (0.085 R)
• M17: 26,768,893 km (0.095 R)
• M18: 33,727,738 km (0.098 R)
• M19: 35,325,892 km (0.086 R)
• M20: 36,717,301 km (0.081 R)
• M21: 38,144,764 km (0.058 R)
• M22: 38,805,688 km (0.056 R)
• M23: 41,526,275 km (0.102 R)
• M24: 45,249,915 km (0.068 R)
• M25: 49,034,891 km (0.113 R)
• M26: 49,816,540 km (0.068 R)
• M27: 55,184,710 km (0.043 R)
• M28: 57,228,665 km (0.09 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 12,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit