🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.52 AU - 0.84 AU

Year: 204 Days

Day: 40.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.89 AU - 3.69 AU

Year: 2169 Days

Day: 26 Hours

Environment

Temp: -109 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288

Radius: 12.5

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.58 AU - 6.94 AU

Year: 6388 Days

Day: 8.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,178,855 km

• M1: 155,731 km (0.099 R)
• M2: 569,220 km (0.114 R)
• M3: 1,380,489 km (0.035 R)
• M4: 2,061,608 km (0.083 R)
• M5: 2,749,609 km (0.038 R)
• M6: 4,956,626 km (0.111 R)
• M7: 5,483,660 km (0.082 R)
• M8: 6,496,587 km (0.091 R)
• M9: 7,064,161 km (0.103 R)
• M10: 8,554,754 km (0.085 R)
• M11: 9,632,308 km (0.053 R)
• M12: 10,245,809 km (0.066 R)
• M13: 12,720,756 km (0.082 R)
• M14: 13,409,654 km (0.079 R)
• M15: 14,071,325 km (0.088 R)
• M16: 14,915,656 km (0.066 R)
• M17: 18,015,772 km (0.076 R)
• M18: 19,265,812 km (0.118 R)
• M19: 23,290,294 km (0.104 R)
• M20: 25,229,531 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.4

Radius: 13.3

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.84 AU - 9.28 AU

Year: 9102 Days

Day: 10.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,178,855 km

• M1: 165,455 km (0.12 R)
• M2: 707,598 km (0.097 R)
• M3: 1,416,692 km (0.044 R)
• M4: 2,024,807 km (0.081 R)
• M5: 2,693,809 km (0.117 R)
• M6: 3,191,820 km (0.105 R)
• M7: 3,774,055 km (0.057 R)
• M8: 5,267,491 km (0.066 R)
• M9: 5,772,383 km (0.071 R)
• M10: 8,800,693 km (0.113 R)
• M11: 9,258,014 km (0.086 R)
• M12: 10,311,183 km (0.088 R)
• M13: 10,961,634 km (0.092 R)
• M14: 11,837,829 km (0.081 R)
• M15: 12,447,590 km (0.116 R)
• M16: 14,460,729 km (0.119 R)
• M17: 15,755,947 km (0.082 R)
• M18: 20,609,949 km (0.06 R)
• M19: 21,270,274 km (0.094 R)
• M20: 25,281,591 km (0.082 R)
• M21: 26,983,866 km (0.107 R)
• M22: 29,401,517 km (0.115 R)
• M23: 31,283,009 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.3

Radius: 8

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 10.8 AU - 14.62 AU

Year: 16468 Days

Day: 22.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,178,855 km

• M1: 100,380 km (0.11 R)
• M2: 532,568 km (0.11 R)
• M3: 838,346 km (0.058 R)
• M4: 1,174,194 km (0.051 R)
• M5: 1,437,336 km (0.069 R)
• M6: 2,141,793 km (0.045 R)
• M7: 2,603,601 km (0.087 R)
• M8: 3,057,930 km (0.117 R)
• M9: 3,837,485 km (0.095 R)
• M10: 4,213,873 km (0.092 R)
• M11: 4,551,515 km (0.112 R)
• M12: 5,142,876 km (0.109 R)
• M13: 5,493,084 km (0.105 R)
• M14: 6,845,449 km (0.114 R)
• M15: 8,599,484 km (0.088 R)
• M16: 9,347,623 km (0.045 R)
• M17: 11,554,341 km (0.08 R)
• M18: 12,217,359 km (0.036 R)
• M19: 13,818,355 km (0.051 R)
• M20: 14,634,412 km (0.096 R)
• M21: 16,738,955 km (0.115 R)
• M22: 18,545,498 km (0.075 R)
• M23: 20,827,614 km (0.044 R)
• M24: 22,081,842 km (0.06 R)
• M25: 24,347,652 km (0.117 R)
• M26: 27,923,191 km (0.108 R)
• M27: 30,003,648 km (0.108 R)
• M28: 32,657,664 km (0.074 R)
• M29: 35,715,744 km (0.113 R)
• M30: 41,552,454 km (0.118 R)
• M31: 42,536,060 km (0.11 R)
• M32: 43,823,350 km (0.066 R)
• M33: 44,842,411 km (0.089 R)
• M34: 47,230,890 km (0.114 R)
• M35: 52,259,772 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.1

Radius: 7.2

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 19.28 AU - 19.9 AU

Year: 31512 Days

Day: 24.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,178,855 km

• M1: 113,994 km (0.09 R)
• M2: 530,175 km (0.09 R)
• M3: 811,868 km (0.063 R)
• M4: 1,997,730 km (0.081 R)
• M5: 3,092,188 km (0.046 R)
• M6: 3,737,703 km (0.092 R)
• M7: 4,612,701 km (0.058 R)
• M8: 5,617,400 km (0.085 R)
• M9: 6,083,697 km (0.083 R)
• M10: 6,997,291 km (0.119 R)
• M11: 8,534,858 km (0.042 R)
• M12: 12,543,482 km (0.088 R)
• M13: 16,777,551 km (0.073 R)
• M14: 17,212,133 km (0.039 R)
• M15: 21,365,867 km (0.079 R)
• M16: 22,499,969 km (0.116 R)
• M17: 29,400,470 km (0.105 R)
• M18: 31,322,503 km (0.034 R)
• M19: 31,981,482 km (0.097 R)
• M20: 36,563,964 km (0.106 R)
• M21: 41,882,766 km (0.102 R)
• M22: 50,163,008 km (0.035 R)
• M23: 55,543,445 km (0.112 R)
• M24: 55,928,062 km (0.117 R)
• M25: 57,484,478 km (0.077 R)
• M26: 59,069,617 km (0.098 R)
• M27: 67,652,346 km (0.026 R)
• M28: 79,929,993 km (0.089 R)
• M29: 82,651,627 km (0.107 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 18,221 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit