🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.69 AU - 0.83 AU

Year: 241 Days

Day: 41.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.99 AU - 1.29 AU

Year: 442 Days

Day: 29.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.5 AU - 2.96 AU

Year: 1639 Days

Day: 30.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,778,326 km

• M1: 1,410,409 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.68 AU - 3.86 AU

Year: 2660 Days

Day: 47.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.49 AU - 5.15 AU

Year: 3263 Days

Day: 24.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.8

Radius: 14.3

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.12 AU - 7.3 AU

Year: 6317 Days

Day: 10.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,778,326 km

• M1: 211,232 km (0.076 R)
• M2: 1,159,982 km (0.09 R)
• M3: 1,895,405 km (0.118 R)
• M4: 3,084,558 km (0.115 R)
• M5: 4,273,263 km (0.09 R)
• M6: 7,093,632 km (0.108 R)
• M7: 8,406,054 km (0.099 R)
• M8: 10,168,167 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.3

Radius: 13.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.02 AU - 10.9 AU

Year: 10575 Days

Day: 7.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,778,326 km

• M1: 173,384 km (0.092 R)
• M2: 939,774 km (0.078 R)
• M3: 1,859,352 km (0.093 R)
• M4: 3,299,231 km (0.104 R)
• M5: 4,345,968 km (0.103 R)
• M6: 5,713,891 km (0.118 R)
• M7: 7,059,075 km (0.12 R)
• M8: 7,789,412 km (0.074 R)
• M9: 9,054,561 km (0.043 R)
• M10: 9,756,624 km (0.054 R)
• M11: 11,137,861 km (0.089 R)
• M12: 14,916,404 km (0.097 R)
• M13: 15,565,210 km (0.116 R)
• M14: 18,289,536 km (0.112 R)
• M15: 19,222,279 km (0.1 R)
• M16: 20,580,927 km (0.065 R)
• M17: 21,590,114 km (0.12 R)
• M18: 22,490,993 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.8

Radius: 12.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.58 AU - 13.02 AU

Year: 13805 Days

Day: 13.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,778,326 km

• M1: 164,109 km (0.042 R)
• M2: 636,240 km (0.093 R)
• M3: 1,380,489 km (0.105 R)
• M4: 2,022,264 km (0.114 R)
• M5: 2,444,579 km (0.027 R)
• M6: 3,604,561 km (0.049 R)
• M7: 4,054,551 km (0.034 R)
• M8: 4,866,419 km (0.113 R)
• M9: 9,706,658 km (0.118 R)
• M10: 10,754,142 km (0.101 R)
• M11: 13,073,657 km (0.116 R)
• M12: 13,803,246 km (0.106 R)
• M13: 14,420,038 km (0.115 R)
• M14: 17,308,623 km (0.085 R)
• M15: 17,784,943 km (0.093 R)
• M16: 19,864,503 km (0.06 R)
• M17: 25,611,155 km (0.105 R)
• M18: 27,929,922 km (0.093 R)
• M19: 33,591,603 km (0.115 R)
• M20: 35,086,385 km (0.094 R)
• M21: 36,755,299 km (0.04 R)
• M22: 38,074,752 km (0.096 R)
• M23: 39,152,755 km (0.109 R)
• M24: 40,389,929 km (0.078 R)
• M25: 41,652,834 km (0.117 R)
• M26: 42,941,919 km (0.107 R)
• M27: 43,962,775 km (0.086 R)
• M28: 45,750,320 km (0.12 R)
• M29: 46,662,119 km (0.06 R)
• M30: 48,836,674 km (0.115 R)
• M31: 50,430,789 km (0.073 R)
• M32: 52,720,384 km (0.11 R)
• M33: 58,035,447 km (0.038 R)
• M34: 59,643,025 km (0.095 R)
• M35: 60,366,930 km (0.051 R)
• M36: 61,280,075 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.3

Radius: 5.4

Gravity: 27.24 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.95 AU - 13.67 AU

Year: 16663 Days

Day: 22.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,778,326 km

• M1: 67,169 km (0.114 R)
• M2: 465,997 km (0.098 R)
• M3: 658,679 km (0.079 R)
• M4: 851,361 km (0.109 R)
• M5: 1,145,770 km (0.11 R)
• M6: 2,235,441 km (0.047 R)
• M7: 2,562,312 km (0.07 R)
• M8: 2,970,864 km (0.068 R)
• M9: 3,591,097 km (0.051 R)
• M10: 3,977,957 km (0.083 R)
• M11: 4,458,316 km (0.112 R)
• M12: 5,012,277 km (0.117 R)
• M13: 5,231,587 km (0.079 R)
• M14: 5,887,574 km (0.053 R)
• M15: 6,994,897 km (0.066 R)
• M16: 7,455,509 km (0.107 R)
• M17: 9,173,940 km (0.068 R)
• M18: 10,594,372 km (0.073 R)
• M19: 11,388,288 km (0.116 R)
• M20: 13,580,345 km (0.108 R)
• M21: 14,442,627 km (0.106 R)
• M22: 20,581,675 km (0.072 R)
• M23: 22,399,289 km (0.091 R)
• M24: 24,425,144 km (0.117 R)
• M25: 25,055,998 km (0.064 R)
• M26: 31,353,320 km (0.081 R)
• M27: 39,484,563 km (0.038 R)
• M28: 48,254,888 km (0.102 R)
• M29: 49,413,972 km (0.087 R)
• M30: 51,444,015 km (0.104 R)
• M31: 56,578,064 km (0.117 R)
• M32: 67,849,815 km (0.055 R)
• M33: 68,263,154 km (0.104 R)
• M34: 69,513,194 km (0.105 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 14,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit