🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.83 AU - 1.31 AU

Year: 410 Days

Day: 40.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 156.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.93 AU - 1.21 AU

Year: 410 Days

Day: 22.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.06 AU - 1.2 AU

Year: 445 Days

Day: 21.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 100,969,014 km

• M1: 321,336 km (0.08 R)
• M2: 540,647 km (0.048 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.22 AU - 2.28 AU

Year: 1252 Days

Day: 33.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,969,014 km

• M1: 644,019 km (0.102 R)
• M2: 1,250,638 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.65 AU - 3.17 AU

Year: 1841 Days

Day: 46.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.63 AU - 3.83 AU

Year: 2153 Days

Day: 26.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 9.3

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.01 AU - 5.79 AU

Year: 4023 Days

Day: 13.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,969,014 km

• M1: 115,639 km (0.094 R)
• M2: 591,510 km (0.075 R)
• M3: 969,693 km (0.1 R)
• M4: 1,404,874 km (0.113 R)
• M5: 1,756,877 km (0.11 R)
• M6: 2,072,529 km (0.065 R)
• M7: 2,754,246 km (0.076 R)
• M8: 3,183,742 km (0.102 R)
• M9: 3,777,945 km (0.034 R)
• M10: 4,177,521 km (0.085 R)
• M11: 4,914,290 km (0.067 R)
• M12: 9,076,402 km (0.103 R)
• M13: 9,912,355 km (0.107 R)
• M14: 10,840,311 km (0.09 R)
• M15: 11,176,307 km (0.057 R)
• M16: 12,407,348 km (0.071 R)
• M17: 13,292,818 km (0.072 R)
• M18: 14,827,094 km (0.08 R)
• M19: 19,572,637 km (0.106 R)
• M20: 21,619,136 km (0.109 R)
• M21: 22,085,134 km (0.101 R)
• M22: 22,830,879 km (0.03 R)
• M23: 23,175,403 km (0.025 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.1

Radius: 13.5

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.59 AU - 5.79 AU

Year: 5034 Days

Day: 6.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 100,969,014 km

• M1: 167,849 km (0.114 R)
• M2: 845,826 km (0.112 R)
• M3: 1,321,398 km (0.114 R)
• M4: 2,046,050 km (0.116 R)
• M5: 3,084,409 km (0.105 R)
• M6: 4,788,927 km (0.094 R)
• M7: 5,211,990 km (0.088 R)
• M8: 5,799,461 km (0.102 R)
• M9: 9,791,779 km (0.117 R)
• M10: 10,302,955 km (0.115 R)
• M11: 11,341,912 km (0.039 R)
• M12: 12,528,672 km (0.112 R)
• M13: 13,254,820 km (0.107 R)
• M14: 14,223,317 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.8

Radius: 5.7

Gravity: 22.12 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 14.56 AU - 22.72 AU

Year: 29845 Days

Day: 19.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 100,969,014 km

• M1: 70,909 km (0.113 R)
• M2: 249,679 km (0.1 R)
• M3: 507,885 km (0.081 R)
• M4: 689,197 km (0.105 R)
• M5: 1,844,243 km (0.102 R)
• M6: 2,034,830 km (0.057 R)
• M7: 2,741,082 km (0.051 R)
• M8: 3,018,885 km (0.115 R)
• M9: 3,763,134 km (0.09 R)
• M10: 5,140,332 km (0.095 R)
• M11: 5,651,209 km (0.078 R)
• M12: 6,480,131 km (0.092 R)
• M13: 7,599,721 km (0.07 R)
• M14: 8,262,141 km (0.082 R)
• M15: 9,575,161 km (0.095 R)
• M16: 10,085,290 km (0.057 R)
• M17: 14,340,003 km (0.041 R)
• M18: 17,601,087 km (0.074 R)
• M19: 23,198,890 km (0.1 R)
• M20: 26,520,711 km (0.103 R)
• M21: 29,476,016 km (0.099 R)
• M22: 32,501,484 km (0.087 R)
• M23: 42,807,730 km (0.095 R)
• M24: 43,840,254 km (0.107 R)
• M25: 50,006,679 km (0.12 R)
• M26: 58,391,041 km (0.106 R)
• M27: 61,164,286 km (0.102 R)
• M28: 69,064,849 km (0.098 R)
• M29: 70,246,223 km (0.078 R)
• M30: 70,961,451 km (0.072 R)
• M31: 71,200,957 km (0.09 R)
• M32: 72,892,460 km (0.092 R)
• M33: 75,604,520 km (0.089 R)
• M34: 79,927,001 km (0.062 R)
• M35: 85,490,246 km (0.091 R)
• M36: 87,951,580 km (0.045 R)
• M37: 93,301,798 km (0.113 R)
• M38: 95,326,456 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 18,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit