🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.54 AU - 0.64 AU

Year: 169 Days

Day: 18.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.74 AU - 0.88 AU

Year: 272 Days

Day: 34.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.93 AU - 1.35 AU

Year: 454 Days

Day: 38 Hours

Environment

Temp: -1 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.37 AU - 2.49 AU

Year: 1412 Days

Day: 18 Hours

Environment

Temp: -87 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.02 AU - 3.02 AU

Year: 1491 Days

Day: 43.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,467,271 km

• M1: 57,446 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.4

Radius: 14.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.58 AU - 4.9 AU

Year: 3847 Days

Day: 12.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,467,271 km

• M1: 186,249 km (0.11 R)
• M2: 705,803 km (0.038 R)
• M3: 1,435,541 km (0.11 R)
• M4: 2,181,735 km (0.057 R)
• M5: 2,837,722 km (0.088 R)
• M6: 4,261,595 km (0.053 R)
• M7: 6,550,292 km (0.109 R)
• M8: 9,082,087 km (0.106 R)
• M9: 11,942,996 km (0.102 R)
• M10: 14,791,789 km (0.116 R)
• M11: 15,464,231 km (0.112 R)
• M12: 16,157,019 km (0.037 R)
• M13: 18,125,577 km (0.047 R)
• M14: 19,381,003 km (0.105 R)
• M15: 21,798,953 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 13.1

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.07 AU - 8.41 AU

Year: 6523 Days

Day: 5.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,467,271 km

• M1: 162,912 km (0.034 R)
• M2: 610,359 km (0.106 R)
• M3: 1,047,933 km (0.11 R)
• M4: 1,603,390 km (0.098 R)
• M5: 2,130,274 km (0.044 R)
• M6: 3,431,775 km (0.101 R)
• M7: 4,218,810 km (0.075 R)
• M8: 4,954,681 km (0.089 R)
• M9: 5,805,295 km (0.096 R)
• M10: 9,413,745 km (0.119 R)
• M11: 9,939,731 km (0.111 R)
• M12: 11,243,776 km (0.092 R)
• M13: 11,686,286 km (0.099 R)
• M14: 13,030,573 km (0.06 R)
• M15: 14,999,730 km (0.106 R)
• M16: 15,597,224 km (0.11 R)
• M17: 18,484,163 km (0.116 R)
• M18: 19,733,006 km (0.113 R)
• M19: 21,334,751 km (0.076 R)
• M20: 23,656,510 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73

Radius: 9.7

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.72 AU - 12.06 AU

Year: 14330 Days

Day: 13.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,467,271 km

• M1: 120,725 km (0.103 R)
• M2: 498,759 km (0.077 R)
• M3: 1,108,071 km (0.102 R)
• M4: 1,485,208 km (0.085 R)
• M5: 1,975,440 km (0.111 R)
• M6: 2,537,629 km (0.075 R)
• M7: 4,427,199 km (0.117 R)
• M8: 5,363,981 km (0.064 R)
• M9: 5,820,404 km (0.075 R)
• M10: 9,611,065 km (0.105 R)
• M11: 11,264,570 km (0.107 R)
• M12: 11,682,397 km (0.118 R)
• M13: 13,718,274 km (0.11 R)
• M14: 14,682,881 km (0.11 R)
• M15: 15,634,773 km (0.119 R)
• M16: 18,672,806 km (0.089 R)
• M17: 21,582,934 km (0.113 R)
• M18: 22,960,132 km (0.088 R)
• M19: 28,541,179 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.7

Radius: 3.5

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 14.57 AU - 19.15 AU

Year: 25807 Days

Day: 21.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,467,271 km

• M1: 45,328 km (0.081 R)
• M2: 214,823 km (0.069 R)
• M3: 607,068 km (0.12 R)
• M4: 927,058 km (0.088 R)
• M5: 1,986,211 km (0.101 R)
• M6: 2,843,556 km (0.056 R)
• M7: 3,667,392 km (0.106 R)
• M8: 4,297,797 km (0.094 R)
• M9: 4,551,964 km (0.091 R)
• M10: 7,189,674 km (0.119 R)
• M11: 8,871,453 km (0.103 R)
• M12: 10,645,085 km (0.085 R)
• M13: 14,683,929 km (0.097 R)
• M14: 16,183,946 km (0.104 R)
• M15: 16,797,597 km (0.085 R)
• M16: 20,022,777 km (0.062 R)
• M17: 20,650,340 km (0.12 R)
• M18: 23,985,924 km (0.09 R)
• M19: 24,515,351 km (0.046 R)
• M20: 24,693,672 km (0.051 R)
• M21: 33,199,807 km (0.075 R)
• M22: 34,859,146 km (0.069 R)
• M23: 41,795,700 km (0.105 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 16,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit