🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.41 AU - 0.6 AU

Year: 128 Days

Day: 27.8 Hours

Environment

Temp: 210 °C

Axial Tilt: 47.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.98 AU - 1.18 AU

Year: 406 Days

Day: 41.9 Hours

Environment

Temp: 38 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.48 AU - 1.8 AU

Year: 760 Days

Day: 46.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.75 AU - 3.65 AU

Year: 2070 Days

Day: 44.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.12 AU - 4.78 AU

Year: 3395 Days

Day: 37.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,188,952 km

• M1: 355,145 km (0.095 R)

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.6

Radius: 10.2

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.18 AU - 6.14 AU

Year: 4239 Days

Day: 7.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,188,952 km

• M1: 127,906 km (0.081 R)
• M2: 491,429 km (0.042 R)
• M3: 940,372 km (0.107 R)
• M4: 1,474,736 km (0.072 R)
• M5: 1,857,856 km (0.081 R)
• M6: 2,232,599 km (0.049 R)
• M7: 2,691,415 km (0.072 R)
• M8: 3,367,747 km (0.053 R)
• M9: 4,222,400 km (0.037 R)
• M10: 4,775,762 km (0.063 R)
• M11: 5,404,073 km (0.102 R)
• M12: 6,235,987 km (0.117 R)
• M13: 6,698,544 km (0.114 R)
• M14: 8,744,444 km (0.071 R)
• M15: 10,013,333 km (0.096 R)
• M16: 12,331,053 km (0.11 R)
• M17: 13,011,724 km (0.108 R)
• M18: 13,923,223 km (0.115 R)
• M19: 15,816,833 km (0.082 R)
• M20: 16,215,362 km (0.076 R)
• M21: 18,496,131 km (0.061 R)
• M22: 22,879,947 km (0.085 R)
• M23: 26,133,102 km (0.064 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.6

Radius: 8

Gravity: 12.59 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.9 AU - 13.38 AU

Year: 13447 Days

Day: 7.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 50,188,952 km

• M1: 99,483 km (0.081 R)
• M2: 606,769 km (0.113 R)
• M3: 971,638 km (0.068 R)
• M4: 1,283,999 km (0.12 R)
• M5: 3,344,709 km (0.097 R)
• M6: 5,413,498 km (0.079 R)
• M7: 5,896,250 km (0.091 R)
• M8: 6,287,000 km (0.088 R)
• M9: 7,791,955 km (0.104 R)
• M10: 9,523,101 km (0.108 R)
• M11: 10,226,810 km (0.075 R)
• M12: 11,982,789 km (0.074 R)
• M13: 14,136,550 km (0.115 R)
• M14: 14,979,983 km (0.097 R)
• M15: 15,414,116 km (0.05 R)
• M16: 15,931,126 km (0.099 R)
• M17: 17,077,943 km (0.089 R)
• M18: 17,791,824 km (0.103 R)
• M19: 18,115,405 km (0.094 R)
• M20: 20,847,660 km (0.076 R)
• M21: 23,453,954 km (0.063 R)
• M22: 25,751,179 km (0.089 R)
• M23: 26,061,445 km (0.097 R)
• M24: 27,650,474 km (0.083 R)
• M25: 28,523,976 km (0.108 R)
• M26: 29,191,033 km (0.082 R)
• M27: 30,096,548 km (0.056 R)
• M28: 31,489,604 km (0.066 R)
• M29: 32,442,093 km (0.031 R)
• M30: 33,659,371 km (0.086 R)
• M31: 40,066,947 km (0.098 R)
• M32: 40,903,499 km (0.076 R)
• M33: 42,036,852 km (0.099 R)
• M34: 42,611,308 km (0.107 R)
• M35: 44,514,642 km (0.082 R)
• M36: 45,562,575 km (0.115 R)
• M37: 60,173,799 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.6

Radius: 3.6

Gravity: 22.81 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10.12 AU - 15.22 AU

Year: 16310 Days

Day: 21.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,188,952 km

• M1: 56,099 km (0.092 R)
• M2: 489,484 km (0.119 R)
• M3: 1,122,134 km (0.062 R)
• M4: 1,495,680 km (0.116 R)
• M5: 1,672,504 km (0.099 R)
• M6: 2,103,944 km (0.113 R)
• M7: 3,135,123 km (0.066 R)
• M8: 4,229,431 km (0.09 R)
• M9: 4,404,161 km (0.095 R)
• M10: 5,151,851 km (0.111 R)
• M11: 8,162,060 km (0.114 R)
• M12: 9,185,309 km (0.106 R)
• M13: 10,660,793 km (0.119 R)
• M14: 11,094,028 km (0.093 R)
• M15: 11,995,505 km (0.101 R)
• M16: 22,056,860 km (0.111 R)
• M17: 32,837,630 km (0.099 R)
• M18: 33,637,380 km (0.107 R)
• M19: 47,674,897 km (0.114 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 17,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit