🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.77 AU - 0.85 AU

Year: 269 Days

Day: 18 Hours

Environment

Temp: 147 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.89 AU - 1.29 AU

Year: 420 Days

Day: 41.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.09 AU - 1.35 AU

Year: 497 Days

Day: 26.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.31 AU - 2.37 AU

Year: 1321 Days

Day: 21.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.35 AU - 3.53 AU

Year: 2354 Days

Day: 42.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.8

Radius: 13.6

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.98 AU - 9.86 AU

Year: 8224 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,157,311 km

• M1: 181,761 km (0.072 R)
• M2: 669,600 km (0.03 R)
• M3: 1,143,825 km (0.052 R)
• M4: 2,560,667 km (0.1 R)
• M5: 3,400,659 km (0.112 R)
• M6: 5,149,907 km (0.1 R)
• M7: 5,693,396 km (0.068 R)
• M8: 6,346,091 km (0.086 R)
• M9: 6,896,163 km (0.043 R)
• M10: 10,689,815 km (0.101 R)
• M11: 11,206,227 km (0.091 R)
• M12: 12,627,556 km (0.119 R)
• M13: 14,289,289 km (0.119 R)
• M14: 14,916,703 km (0.083 R)
• M15: 16,772,016 km (0.116 R)
• M16: 17,898,787 km (0.117 R)
• M17: 19,759,635 km (0.098 R)
• M18: 23,085,943 km (0.093 R)
• M19: 23,515,588 km (0.099 R)
• M20: 24,657,918 km (0.089 R)
• M21: 28,209,072 km (0.044 R)
• M22: 35,164,176 km (0.106 R)
• M23: 35,733,396 km (0.115 R)
• M24: 36,193,260 km (0.096 R)
• M25: 38,072,508 km (0.091 R)
• M26: 38,914,745 km (0.115 R)
• M27: 39,646,577 km (0.071 R)
• M28: 44,099,657 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.4

Radius: 5.7

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.29 AU - 14.81 AU

Year: 16404 Days

Day: 18.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,157,311 km

• M1: 105,766 km (0.102 R)
• M2: 371,003 km (0.082 R)
• M3: 785,239 km (0.106 R)
• M4: 1,025,194 km (0.099 R)
• M5: 1,440,478 km (0.106 R)
• M6: 1,803,702 km (0.064 R)
• M7: 2,265,660 km (0.097 R)
• M8: 2,513,843 km (0.106 R)
• M9: 3,265,871 km (0.12 R)
• M10: 3,556,091 km (0.105 R)
• M11: 4,595,647 km (0.074 R)
• M12: 7,124,898 km (0.054 R)
• M13: 7,433,518 km (0.083 R)
• M14: 9,111,857 km (0.07 R)
• M15: 9,581,295 km (0.091 R)
• M16: 10,681,737 km (0.114 R)
• M17: 13,865,179 km (0.098 R)
• M18: 17,869,615 km (0.111 R)
• M19: 30,873,560 km (0.088 R)
• M20: 33,132,338 km (0.077 R)
• M21: 36,398,508 km (0.026 R)
• M22: 47,010,084 km (0.056 R)
• M23: 54,273,360 km (0.119 R)
• M24: 55,638,290 km (0.11 R)
• M25: 56,676,948 km (0.026 R)
• M26: 57,904,848 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.4

Radius: 6

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 16.01 AU - 17.55 AU

Year: 25361 Days

Day: 17.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 62,157,311 km

• M1: 79,586 km (0.118 R)
• M2: 322,533 km (0.065 R)
• M3: 529,128 km (0.076 R)
• M4: 929,302 km (0.067 R)
• M5: 1,725,312 km (0.04 R)
• M6: 1,936,245 km (0.063 R)
• M7: 2,364,394 km (0.085 R)
• M8: 2,675,109 km (0.12 R)
• M9: 4,031,363 km (0.104 R)
• M10: 4,655,037 km (0.08 R)
• M11: 5,381,035 km (0.11 R)
• M12: 5,666,618 km (0.071 R)
• M13: 6,312,881 km (0.104 R)
• M14: 6,723,676 km (0.089 R)
• M15: 8,222,049 km (0.113 R)
• M16: 9,106,172 km (0.117 R)
• M17: 9,990,894 km (0.099 R)
• M18: 10,867,238 km (0.108 R)
• M19: 11,061,566 km (0.112 R)
• M20: 14,030,784 km (0.119 R)
• M21: 15,127,935 km (0.101 R)
• M22: 15,945,936 km (0.114 R)
• M23: 21,584,430 km (0.099 R)
• M24: 23,796,982 km (0.071 R)
• M25: 24,566,962 km (0.089 R)
• M26: 25,581,086 km (0.088 R)
• M27: 30,171,796 km (0.084 R)
• M28: 30,427,459 km (0.065 R)
• M29: 32,526,167 km (0.098 R)
• M30: 33,748,083 km (0.059 R)
• M31: 35,000,217 km (0.12 R)
• M32: 35,424,477 km (0.096 R)
• M33: 40,941,646 km (0.118 R)
• M34: 48,565,453 km (0.096 R)
• M35: 50,160,016 km (0.104 R)
• M36: 58,064,618 km (0.109 R)
• M37: 61,077,370 km (0.054 R)
• M38: 65,467,918 km (0.117 R)
• M39: 66,327,358 km (0.088 R)
• M40: 67,630,654 km (0.078 R)
• M41: 75,105,312 km (0.089 R)
• M42: 81,368,077 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.5

Radius: 4.4

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 18.26 AU - 19.62 AU

Year: 30412 Days

Day: 20.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,157,311 km

• M1: 55,800 km (0.068 R)
• M2: 194,328 km (0.094 R)
• M3: 393,293 km (0.11 R)
• M4: 762,052 km (0.107 R)
• M5: 1,346,231 km (0.085 R)
• M6: 2,108,881 km (0.081 R)
• M7: 2,495,592 km (0.064 R)
• M8: 2,694,557 km (0.04 R)
• M9: 3,682,202 km (0.051 R)
• M10: 4,923,715 km (0.086 R)
• M11: 5,308,929 km (0.071 R)
• M12: 6,218,634 km (0.102 R)
• M13: 8,148,147 km (0.112 R)
• M14: 9,092,559 km (0.117 R)
• M15: 9,564,540 km (0.09 R)
• M16: 16,719,058 km (0.108 R)
• M17: 17,031,119 km (0.088 R)
• M18: 20,015,746 km (0.095 R)
• M19: 20,191,075 km (0.103 R)
• M20: 23,622,850 km (0.043 R)
• M21: 25,322,282 km (0.088 R)
• M22: 37,391,539 km (0.072 R)
• M23: 37,924,855 km (0.115 R)
• M24: 39,417,842 km (0.05 R)
• M25: 40,668,032 km (0.097 R)
• M26: 40,808,654 km (0.084 R)
• M27: 42,665,163 km (0.107 R)
• M28: 45,781,736 km (0.078 R)
• M29: 53,131,928 km (0.118 R)
• M30: 55,862,089 km (0.083 R)
• M31: 58,505,184 km (0.067 R)
• M32: 59,404,417 km (0.109 R)
• M33: 60,130,415 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 10,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit