🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.09 AU - 4.95 AU

Year: 3020 Days

Day: 17.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.8

Radius: 12.5

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.47 AU - 6.09 AU

Year: 5207 Days

Day: 5.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,989,076 km

• M1: 155,432 km (0.097 R)
• M2: 580,141 km (0.054 R)
• M3: 977,173 km (0.089 R)
• M4: 1,984,117 km (0.116 R)
• M5: 3,193,765 km (0.058 R)
• M6: 3,591,994 km (0.073 R)
• M7: 4,748,685 km (0.073 R)
• M8: 5,775,525 km (0.12 R)
• M9: 6,760,029 km (0.102 R)
• M10: 8,442,705 km (0.115 R)
• M11: 8,986,942 km (0.059 R)
• M12: 10,065,693 km (0.093 R)
• M13: 10,471,253 km (0.1 R)
• M14: 11,100,012 km (0.072 R)
• M15: 12,665,554 km (0.072 R)
• M16: 15,523,173 km (0.043 R)
• M17: 15,956,109 km (0.116 R)
• M18: 17,651,651 km (0.105 R)
• M19: 18,603,692 km (0.086 R)
• M20: 19,841,315 km (0.101 R)
• M21: 20,351,594 km (0.112 R)
• M22: 21,067,419 km (0.099 R)
• M23: 22,965,218 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154

Radius: 14.1

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.03 AU - 8.47 AU

Year: 8085 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,989,076 km

• M1: 175,329 km (0.079 R)
• M2: 881,131 km (0.111 R)
• M3: 1,542,803 km (0.08 R)
• M4: 2,200,585 km (0.116 R)
• M5: 3,957,612 km (0.068 R)
• M6: 4,802,840 km (0.091 R)
• M7: 6,190,958 km (0.038 R)
• M8: 6,791,145 km (0.075 R)
• M9: 9,090,165 km (0.06 R)
• M10: 9,947,211 km (0.04 R)
• M11: 11,028,953 km (0.118 R)
• M12: 11,687,932 km (0.049 R)
• M13: 14,229,001 km (0.05 R)
• M14: 14,799,418 km (0.084 R)
• M15: 16,041,529 km (0.1 R)
• M16: 16,602,820 km (0.084 R)
• M17: 18,917,997 km (0.116 R)
• M18: 20,972,574 km (0.117 R)
• M19: 21,848,470 km (0.113 R)
• M20: 23,030,293 km (0.101 R)
• M21: 24,327,755 km (0.116 R)

Asteroid Belt

Center: 12.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 17.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.3

Radius: 5.5

Gravity: 14.59 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 16.4 AU - 18.54 AU

Year: 27363 Days

Day: 17.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,989,076 km

• M1: 146,905 km (0.059 R)
• M2: 412,441 km (0.055 R)
• M3: 641,176 km (0.075 R)
• M4: 1,229,545 km (0.048 R)
• M5: 1,981,424 km (0.102 R)
• M6: 2,549,746 km (0.094 R)
• M7: 3,391,234 km (0.077 R)
• M8: 3,567,760 km (0.1 R)
• M9: 3,750,269 km (0.049 R)
• M10: 4,200,559 km (0.118 R)
• M11: 4,942,714 km (0.119 R)
• M12: 5,325,385 km (0.12 R)
• M13: 5,686,514 km (0.053 R)
• M14: 6,149,669 km (0.112 R)
• M15: 6,729,211 km (0.118 R)
• M16: 6,914,713 km (0.113 R)
• M17: 9,129,958 km (0.069 R)
• M18: 9,530,432 km (0.12 R)
• M19: 9,942,723 km (0.115 R)
• M20: 10,122,989 km (0.071 R)
• M21: 13,531,576 km (0.077 R)
• M22: 13,827,481 km (0.096 R)
• M23: 15,856,926 km (0.109 R)
• M24: 17,286,333 km (0.06 R)
• M25: 18,799,516 km (0.11 R)
• M26: 19,354,075 km (0.072 R)
• M27: 21,480,758 km (0.12 R)
• M28: 23,121,847 km (0.085 R)
• M29: 25,512,421 km (0.107 R)
• M30: 26,767,248 km (0.115 R)
• M31: 29,895,938 km (0.069 R)
• M32: 35,731,003 km (0.103 R)
• M33: 38,617,344 km (0.088 R)
• M34: 41,189,829 km (0.047 R)
• M35: 44,035,779 km (0.101 R)
• M36: 48,373,818 km (0.114 R)
• M37: 52,260,071 km (0.111 R)
• M38: 58,863,172 km (0.082 R)
• M39: 62,058,582 km (0.077 R)
• M40: 66,000,935 km (0.114 R)
• M41: 74,839,925 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 17,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit