🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.99 AU - 1.43 AU

Year: 489 Days

Day: 24 Hours

Environment

Temp: 15 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.68 AU - 1.72 AU

Year: 814 Days

Day: 12.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,854,995 km

• M1: 344,374 km (0.076 R)

Asteroid Belt

Center: 2.08 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.86 AU - 3.06 AU

Year: 1416 Days

Day: 21 Hours

Environment

Temp: -91 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,854,995 km

• M1: 1,241,513 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.43 AU - 2.87 AU

Year: 1584 Days

Day: 27 Hours

Environment

Temp: -85 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.1

Radius: 10.8

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.52 AU - 6.5 AU

Year: 5409 Days

Day: 14.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,854,995 km

• M1: 183,407 km (0.083 R)
• M2: 618,138 km (0.101 R)
• M3: 1,064,239 km (0.032 R)
• M4: 1,756,279 km (0.084 R)
• M5: 2,103,645 km (0.081 R)
• M6: 2,756,939 km (0.111 R)
• M7: 5,868,425 km (0.069 R)
• M8: 6,466,667 km (0.07 R)
• M9: 9,171,696 km (0.104 R)
• M10: 13,951,198 km (0.104 R)
• M11: 15,112,377 km (0.069 R)
• M12: 17,050,717 km (0.095 R)
• M13: 17,732,284 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647

Radius: 7.3

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.79 AU - 19.31 AU

Year: 22510 Days

Day: 16.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,854,995 km

• M1: 90,806 km (0.061 R)
• M2: 421,268 km (0.045 R)
• M3: 1,124,527 km (0.12 R)
• M4: 1,397,394 km (0.062 R)
• M5: 2,099,606 km (0.119 R)
• M6: 2,709,965 km (0.068 R)
• M7: 7,591,344 km (0.099 R)
• M8: 7,995,707 km (0.111 R)
• M9: 9,014,020 km (0.119 R)
• M10: 10,116,107 km (0.094 R)
• M11: 11,176,008 km (0.114 R)
• M12: 12,795,854 km (0.091 R)
• M13: 13,152,046 km (0.074 R)
• M14: 18,950,609 km (0.059 R)
• M15: 21,044,381 km (0.038 R)
• M16: 24,033,496 km (0.072 R)
• M17: 25,460,810 km (0.091 R)
• M18: 26,712,046 km (0.073 R)
• M19: 29,091,251 km (0.106 R)
• M20: 31,737,487 km (0.111 R)
• M21: 38,823,789 km (0.1 R)
• M22: 41,092,740 km (0.099 R)
• M23: 47,402,778 km (0.119 R)
• M24: 50,168,244 km (0.107 R)
• M25: 52,311,533 km (0.049 R)
• M26: 55,263,249 km (0.104 R)
• M27: 57,355,824 km (0.1 R)
• M28: 61,900,757 km (0.089 R)
• M29: 64,781,563 km (0.083 R)
• M30: 78,617,271 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.4

Radius: 3.7

Gravity: 66.5 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 12.17 AU - 19.39 AU

Year: 23011 Days

Day: 19.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,854,995 km

• M1: 51,013 km (0.07 R)
• M2: 178,470 km (0.119 R)
• M3: 308,920 km (0.107 R)
• M4: 429,196 km (0.098 R)
• M5: 627,264 km (0.037 R)
• M6: 769,531 km (0.06 R)
• M7: 1,023,549 km (0.11 R)
• M8: 2,625,293 km (0.112 R)
• M9: 3,528,565 km (0.106 R)
• M10: 4,584,277 km (0.107 R)
• M11: 6,466,667 km (0.074 R)
• M12: 8,524,087 km (0.03 R)
• M13: 12,224,540 km (0.109 R)
• M14: 13,179,872 km (0.066 R)
• M15: 15,237,590 km (0.076 R)
• M16: 16,169,136 km (0.078 R)
• M17: 17,227,990 km (0.089 R)
• M18: 20,175,666 km (0.079 R)
• M19: 21,610,609 km (0.035 R)
• M20: 23,442,585 km (0.064 R)
• M21: 25,259,002 km (0.117 R)
• M22: 28,533,251 km (0.116 R)
• M23: 29,684,556 km (0.026 R)
• M24: 32,628,492 km (0.116 R)
• M25: 33,044,524 km (0.089 R)
• M26: 35,322,750 km (0.117 R)
• M27: 36,798,533 km (0.106 R)
• M28: 42,947,305 km (0.119 R)
• M29: 45,311,400 km (0.084 R)
• M30: 51,785,846 km (0.077 R)
• M31: 62,185,591 km (0.108 R)
• M32: 62,398,169 km (0.037 R)
• M33: 65,645,042 km (0.061 R)
• M34: 75,090,651 km (0.069 R)
• M35: 78,512,403 km (0.11 R)
• M36: 82,548,554 km (0.117 R)
• M37: 86,720,689 km (0.111 R)
• M38: 87,518,345 km (0.061 R)
• M39: 89,669,113 km (0.054 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 20,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit