🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.8 AU - 0.82 AU

Year: 257 Days

Day: 19.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,903,158 km

• M1: 228,286 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.26 AU - 1.44 AU

Year: 554 Days

Day: 41.6 Hours

Environment

Temp: -0 °C

Axial Tilt: 145.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.22 AU - 3.78 AU

Year: 2312 Days

Day: 28.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,903,158 km

• M1: 2,037,523 km (0.106 R)

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368

Radius: 9

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.54 AU - 8.84 AU

Year: 6808 Days

Day: 9.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,903,158 km

• M1: 114,442 km (0.066 R)
• M2: 559,197 km (0.084 R)
• M3: 907,012 km (0.065 R)
• M4: 1,282,353 km (0.102 R)
• M5: 1,584,840 km (0.104 R)
• M6: 2,020,170 km (0.105 R)
• M7: 3,518,093 km (0.077 R)
• M8: 3,980,949 km (0.114 R)
• M9: 4,409,696 km (0.093 R)
• M10: 4,842,483 km (0.091 R)
• M11: 6,157,299 km (0.116 R)
• M12: 6,568,693 km (0.098 R)
• M13: 7,446,384 km (0.118 R)
• M14: 8,986,643 km (0.118 R)
• M15: 11,371,981 km (0.051 R)
• M16: 12,684,852 km (0.032 R)
• M17: 15,093,228 km (0.099 R)
• M18: 17,664,965 km (0.08 R)
• M19: 18,109,570 km (0.12 R)
• M20: 18,823,302 km (0.096 R)
• M21: 19,220,484 km (0.092 R)
• M22: 22,975,540 km (0.093 R)
• M23: 23,277,279 km (0.109 R)
• M24: 23,581,860 km (0.091 R)
• M25: 23,888,985 km (0.117 R)
• M26: 25,144,261 km (0.055 R)
• M27: 27,192,854 km (0.095 R)
• M28: 28,997,602 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.5

Radius: 11.2

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.69 AU - 8.51 AU

Year: 7398 Days

Day: 8.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,903,158 km

• M1: 139,276 km (0.076 R)
• M2: 586,124 km (0.112 R)
• M3: 1,526,197 km (0.106 R)
• M4: 2,052,632 km (0.079 R)
• M5: 5,069,722 km (0.112 R)
• M6: 6,110,774 km (0.088 R)
• M7: 8,818,196 km (0.107 R)
• M8: 9,548,682 km (0.091 R)
• M9: 12,918,225 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.3

Radius: 7.5

Gravity: 15.88 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.6 AU - 13.98 AU

Year: 17107 Days

Day: 18.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,903,158 km

• M1: 93,199 km (0.095 R)
• M2: 665,262 km (0.071 R)
• M3: 1,140,534 km (0.058 R)
• M4: 3,165,491 km (0.075 R)
• M5: 6,730,558 km (0.068 R)
• M6: 7,048,004 km (0.047 R)
• M7: 7,328,052 km (0.115 R)
• M8: 9,614,356 km (0.046 R)
• M9: 11,485,526 km (0.098 R)
• M10: 12,005,229 km (0.094 R)
• M11: 12,745,290 km (0.101 R)
• M12: 16,496,756 km (0.097 R)
• M13: 18,800,413 km (0.114 R)
• M14: 20,450,029 km (0.102 R)
• M15: 21,116,936 km (0.099 R)
• M16: 27,901,349 km (0.073 R)
• M17: 31,153,308 km (0.114 R)
• M18: 34,783,599 km (0.111 R)
• M19: 35,460,230 km (0.105 R)
• M20: 36,145,538 km (0.115 R)
• M21: 40,000,077 km (0.051 R)
• M22: 46,363,671 km (0.112 R)
• M23: 59,497,616 km (0.098 R)
• M24: 68,374,305 km (0.069 R)
• M25: 71,591,258 km (0.065 R)
• M26: 74,236,298 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.8

Radius: 6

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 12.45 AU - 16.51 AU

Year: 19456 Days

Day: 15.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,903,158 km

• M1: 74,949 km (0.104 R)
• M2: 1,345,034 km (0.098 R)
• M3: 2,205,671 km (0.118 R)
• M4: 6,166,723 km (0.092 R)
• M5: 7,045,611 km (0.086 R)
• M6: 7,584,014 km (0.083 R)
• M7: 8,742,350 km (0.058 R)
• M8: 9,153,445 km (0.09 R)
• M9: 11,224,029 km (0.096 R)
• M10: 12,208,981 km (0.118 R)
• M11: 14,279,266 km (0.088 R)
• M12: 14,562,455 km (0.077 R)
• M13: 15,067,049 km (0.098 R)
• M14: 26,467,304 km (0.101 R)
• M15: 27,983,329 km (0.104 R)
• M16: 29,101,124 km (0.055 R)
• M17: 36,835,484 km (0.12 R)
• M18: 43,276,121 km (0.068 R)
• M19: 53,940,055 km (0.1 R)
• M20: 56,546,050 km (0.059 R)
• M21: 57,077,123 km (0.104 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 18,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit