🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.62 AU - 0.94 AU

Year: 250 Days

Day: 44.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,201,348 km

• M1: 70,012 km (0.119 R)
• M2: 502,050 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.81 AU - 1.07 AU

Year: 331 Days

Day: 13.8 Hours

Environment

Temp: 81 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,201,348 km

• M1: 159,771 km (0.073 R)
• M2: 618,587 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.86 AU - 1.16 AU

Year: 369 Days

Day: 14.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.5

Radius: 12.4

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.35 AU - 5.97 AU

Year: 4260 Days

Day: 10.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,201,348 km

• M1: 163,810 km (0.116 R)
• M2: 828,772 km (0.112 R)
• M3: 2,066,246 km (0.098 R)
• M4: 2,856,571 km (0.096 R)
• M5: 3,283,524 km (0.109 R)
• M6: 3,861,271 km (0.059 R)
• M7: 4,314,702 km (0.119 R)
• M8: 5,194,636 km (0.091 R)
• M9: 6,750,155 km (0.076 R)
• M10: 7,828,756 km (0.047 R)
• M11: 8,559,242 km (0.088 R)
• M12: 9,175,885 km (0.071 R)
• M13: 10,672,013 km (0.113 R)
• M14: 11,896,771 km (0.026 R)
• M15: 12,763,840 km (0.083 R)
• M16: 14,355,412 km (0.098 R)
• M17: 15,450,169 km (0.067 R)
• M18: 16,540,887 km (0.102 R)
• M19: 18,747,605 km (0.06 R)
• M20: 19,788,806 km (0.108 R)
• M21: 21,773,671 km (0.084 R)
• M22: 24,418,112 km (0.106 R)
• M23: 25,189,140 km (0.108 R)
• M24: 25,976,324 km (0.103 R)
• M25: 27,105,937 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.8

Radius: 9.1

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.74 AU - 6.54 AU

Year: 4868 Days

Day: 9.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,201,348 km

• M1: 114,143 km (0.117 R)
• M2: 495,767 km (0.12 R)
• M3: 1,444,218 km (0.058 R)
• M4: 1,875,209 km (0.076 R)
• M5: 2,439,941 km (0.092 R)
• M6: 3,815,643 km (0.111 R)
• M7: 9,148,059 km (0.104 R)
• M8: 9,911,158 km (0.075 R)
• M9: 11,612,236 km (0.057 R)
• M10: 14,432,155 km (0.099 R)
• M11: 14,828,291 km (0.106 R)
• M12: 15,465,428 km (0.08 R)
• M13: 17,043,985 km (0.053 R)
• M14: 17,550,673 km (0.074 R)
• M15: 18,197,983 km (0.116 R)
• M16: 18,995,788 km (0.046 R)
• M17: 19,334,926 km (0.106 R)
• M18: 23,183,481 km (0.091 R)
• M19: 31,496,037 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.1

Radius: 13.5

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.35 AU - 9.85 AU

Year: 8378 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,201,348 km

• M1: 167,998 km (0.086 R)
• M2: 840,142 km (0.043 R)
• M3: 1,406,070 km (0.109 R)
• M4: 2,270,148 km (0.074 R)
• M5: 3,506,275 km (0.081 R)
• M6: 4,178,119 km (0.059 R)
• M7: 4,724,301 km (0.08 R)
• M8: 6,238,680 km (0.03 R)
• M9: 6,754,194 km (0.117 R)
• M10: 9,645,472 km (0.118 R)
• M11: 12,508,925 km (0.053 R)
• M12: 12,967,143 km (0.101 R)
• M13: 13,542,497 km (0.114 R)
• M14: 15,897,766 km (0.105 R)
• M15: 16,375,581 km (0.103 R)
• M16: 16,862,971 km (0.055 R)
• M17: 19,651,027 km (0.05 R)
• M18: 23,493,897 km (0.118 R)
• M19: 25,632,398 km (0.095 R)
• M20: 29,839,988 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.9

Radius: 7.8

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 16.67 AU - 20.25 AU

Year: 28826 Days

Day: 19.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 95,201,348 km

• M1: 101,427 km (0.111 R)
• M2: 375,042 km (0.118 R)
• M3: 1,444,816 km (0.108 R)
• M4: 2,716,548 km (0.079 R)
• M5: 5,072,265 km (0.042 R)
• M6: 5,825,790 km (0.083 R)
• M7: 6,275,481 km (0.117 R)
• M8: 6,993,252 km (0.09 R)
• M9: 7,871,391 km (0.09 R)
• M10: 8,705,698 km (0.115 R)
• M11: 9,354,056 km (0.118 R)
• M12: 11,285,963 km (0.063 R)
• M13: 12,345,265 km (0.102 R)
• M14: 14,255,779 km (0.102 R)
• M15: 19,629,485 km (0.08 R)
• M16: 24,679,011 km (0.109 R)
• M17: 25,616,990 km (0.093 R)
• M18: 32,023,818 km (0.089 R)
• M19: 37,399,168 km (0.074 R)
• M20: 48,426,177 km (0.047 R)
• M21: 62,292,553 km (0.112 R)
• M22: 90,432,960 km (0.074 R)
• M23: 94,064,598 km (0.04 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 12,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit