🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.56 AU - 0.78 AU

Year: 207 Days

Day: 44.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.62 AU - 0.76 AU

Year: 216 Days

Day: 39.1 Hours

Environment

Temp: 102 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.16 AU - 2.46 AU

Year: 1323 Days

Day: 13.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.13 AU - 2.99 AU

Year: 1543 Days

Day: 24.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 11.1

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.44 AU - 4.58 AU

Year: 3608 Days

Day: 12.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 80.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,618,173 km

• M1: 144,212 km (0.084 R)
• M2: 792,869 km (0.111 R)
• M3: 1,658,442 km (0.118 R)
• M4: 2,068,639 km (0.073 R)
• M5: 2,488,710 km (0.101 R)
• M6: 2,952,613 km (0.039 R)
• M7: 4,846,821 km (0.057 R)
• M8: 5,494,879 km (0.116 R)
• M9: 5,840,301 km (0.099 R)
• M10: 8,680,716 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.5

Radius: 9.1

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.67 AU - 8.57 AU

Year: 8717 Days

Day: 13.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,618,173 km

• M1: 113,395 km (0.095 R)
• M2: 432,039 km (0.117 R)
• M3: 780,901 km (0.045 R)
• M4: 1,117,047 km (0.114 R)
• M5: 6,886,588 km (0.101 R)
• M6: 7,402,701 km (0.108 R)
• M7: 9,063,537 km (0.046 R)
• M8: 11,057,826 km (0.114 R)
• M9: 13,782,751 km (0.061 R)
• M10: 14,072,073 km (0.118 R)
• M11: 15,579,272 km (0.1 R)
• M12: 16,211,323 km (0.104 R)
• M13: 17,124,767 km (0.105 R)
• M14: 17,729,891 km (0.116 R)
• M15: 20,071,247 km (0.098 R)
• M16: 21,124,117 km (0.034 R)
• M17: 22,134,202 km (0.111 R)
• M18: 23,257,831 km (0.102 R)
• M19: 24,503,383 km (0.119 R)
• M20: 26,856,558 km (0.081 R)
• M21: 32,413,371 km (0.087 R)
• M22: 35,135,603 km (0.116 R)
• M23: 37,330,802 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.2

Radius: 13.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.54 AU - 10.98 AU

Year: 12381 Days

Day: 10.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,618,173 km

• M1: 167,250 km (0.065 R)
• M2: 831,914 km (0.059 R)
• M3: 1,310,328 km (0.114 R)
• M4: 1,916,349 km (0.111 R)
• M5: 4,168,844 km (0.112 R)
• M6: 5,845,387 km (0.094 R)
• M7: 6,412,962 km (0.052 R)
• M8: 7,466,280 km (0.095 R)
• M9: 9,192,340 km (0.065 R)
• M10: 10,675,902 km (0.06 R)
• M11: 11,785,021 km (0.094 R)
• M12: 12,858,535 km (0.059 R)
• M13: 17,200,763 km (0.038 R)
• M14: 19,664,491 km (0.103 R)
• M15: 21,173,484 km (0.117 R)
• M16: 24,591,496 km (0.095 R)
• M17: 25,896,738 km (0.076 R)
• M18: 28,550,305 km (0.1 R)
• M19: 33,753,917 km (0.078 R)
• M20: 35,038,813 km (0.084 R)
• M21: 37,139,467 km (0.094 R)
• M22: 37,705,994 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.5

Radius: 5

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 18.51 AU - 19.73 AU

Year: 31496 Days

Day: 19.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,618,173 km

• M1: 62,233 km (0.064 R)
• M2: 253,868 km (0.094 R)
• M3: 461,809 km (0.039 R)
• M4: 658,679 km (0.099 R)
• M5: 922,720 km (0.117 R)
• M6: 1,387,819 km (0.036 R)
• M7: 1,880,595 km (0.108 R)
• M8: 2,136,258 km (0.056 R)
• M9: 2,669,125 km (0.087 R)
• M10: 2,915,662 km (0.055 R)
• M11: 4,762,598 km (0.095 R)
• M12: 5,088,721 km (0.107 R)
• M13: 5,665,122 km (0.072 R)
• M14: 5,907,620 km (0.112 R)
• M15: 6,676,553 km (0.115 R)
• M16: 6,992,952 km (0.114 R)
• M17: 7,558,432 km (0.053 R)
• M18: 9,607,175 km (0.105 R)
• M19: 10,010,342 km (0.064 R)
• M20: 12,602,274 km (0.072 R)
• M21: 13,225,649 km (0.12 R)
• M22: 14,088,529 km (0.106 R)
• M23: 14,835,770 km (0.116 R)
• M24: 21,987,596 km (0.107 R)
• M25: 22,385,676 km (0.117 R)
• M26: 25,199,013 km (0.1 R)
• M27: 25,634,942 km (0.08 R)
• M28: 32,404,395 km (0.037 R)
• M29: 32,919,759 km (0.088 R)
• M30: 35,171,357 km (0.1 R)
• M31: 44,094,122 km (0.11 R)
• M32: 48,651,322 km (0.116 R)
• M33: 48,988,366 km (0.097 R)
• M34: 52,621,799 km (0.079 R)
• M35: 57,551,946 km (0.061 R)
• M36: 58,118,025 km (0.109 R)
• M37: 60,808,991 km (0.106 R)
• M38: 61,200,040 km (0.116 R)
• M39: 61,592,735 km (0.1 R)
• M40: 62,184,992 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 14,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit