🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.8

Radius: 10.5

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.44 AU - 0.74 AU

Year: 302 Days

Day: 5.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,135,837 km

• M1: 131,048 km (0.055 R)
• M2: 642,672 km (0.073 R)
• M3: 1,076,506 km (0.06 R)
• M4: 1,711,400 km (0.033 R)
• M5: 2,099,008 km (0.075 R)
• M6: 2,492,749 km (0.09 R)
• M7: 3,398,415 km (0.091 R)
• M8: 3,756,552 km (0.067 R)
• M9: 4,341,480 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.3

Radius: 14.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.74 AU - 2.7 AU

Year: 2206 Days

Day: 10.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,135,837 km

• M1: 179,218 km (0.115 R)
• M2: 701,016 km (0.111 R)
• M3: 1,291,478 km (0.112 R)
• M4: 3,292,200 km (0.051 R)
• M5: 3,959,556 km (0.075 R)
• M6: 4,447,395 km (0.094 R)
• M7: 5,523,602 km (0.036 R)
• M8: 6,445,723 km (0.114 R)
• M9: 7,150,778 km (0.07 R)
• M10: 8,478,908 km (0.103 R)
• M11: 9,048,128 km (0.115 R)
• M12: 10,196,591 km (0.052 R)
• M13: 10,806,352 km (0.113 R)
• M14: 11,476,251 km (0.105 R)
• M15: 12,860,331 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.1

Radius: 6

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6 AU - 7.58 AU

Year: 11799 Days

Day: 22 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,135,837 km

• M1: 74,649 km (0.091 R)
• M2: 331,509 km (0.108 R)
• M3: 540,796 km (0.084 R)
• M4: 992,283 km (0.099 R)
• M5: 1,575,116 km (0.116 R)
• M6: 1,911,562 km (0.062 R)
• M7: 3,005,122 km (0.084 R)
• M8: 3,828,509 km (0.081 R)
• M9: 4,253,666 km (0.084 R)
• M10: 4,935,234 km (0.063 R)
• M11: 5,317,307 km (0.102 R)
• M12: 5,943,224 km (0.082 R)
• M13: 6,444,078 km (0.116 R)
• M14: 8,075,891 km (0.051 R)
• M15: 8,399,771 km (0.051 R)
• M16: 9,030,176 km (0.119 R)
• M17: 11,410,428 km (0.099 R)
• M18: 12,235,759 km (0.068 R)
• M19: 13,322,588 km (0.111 R)
• M20: 13,774,822 km (0.092 R)
• M21: 21,533,118 km (0.111 R)
• M22: 23,518,730 km (0.075 R)
• M23: 28,589,200 km (0.099 R)
• M24: 31,179,936 km (0.048 R)
• M25: 32,077,224 km (0.079 R)
• M26: 32,991,417 km (0.087 R)
• M27: 35,947,022 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.6

Radius: 4.1

Gravity: 40.55 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.62 AU - 9.62 AU

Year: 16877 Days

Day: 20 Hours

Environment

Temp: -227 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,135,837 km

• M1: 51,013 km (0.108 R)
• M2: 426,803 km (0.102 R)
• M3: 1,148,612 km (0.057 R)
• M4: 1,603,689 km (0.103 R)
• M5: 2,421,092 km (0.112 R)
• M6: 5,108,767 km (0.111 R)
• M7: 6,227,610 km (0.101 R)
• M8: 6,691,662 km (0.085 R)
• M9: 8,372,095 km (0.099 R)
• M10: 8,728,737 km (0.106 R)
• M11: 8,989,486 km (0.092 R)
• M12: 10,372,368 km (0.072 R)
• M13: 11,266,814 km (0.12 R)
• M14: 16,049,458 km (0.089 R)
• M15: 17,242,950 km (0.106 R)
• M16: 19,098,412 km (0.082 R)
• M17: 20,346,058 km (0.103 R)
• M18: 25,035,503 km (0.085 R)
• M19: 28,875,830 km (0.092 R)
• M20: 30,635,400 km (0.077 R)
• M21: 31,970,262 km (0.116 R)
• M22: 36,609,292 km (0.089 R)
• M23: 37,015,001 km (0.09 R)
• M24: 37,973,325 km (0.12 R)
• M25: 42,565,232 km (0.1 R)
• M26: 49,463,938 km (0.027 R)
• M27: 58,533,308 km (0.048 R)
• M28: 66,219,049 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.5

Radius: 4.6

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.03 AU - 11.77 AU

Year: 23998 Days

Day: 21.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,135,837 km

• M1: 57,745 km (0.115 R)
• M2: 343,626 km (0.089 R)
• M3: 918,381 km (0.109 R)
• M4: 1,585,588 km (0.114 R)
• M5: 2,159,296 km (0.075 R)
• M6: 3,198,103 km (0.109 R)
• M7: 3,925,897 km (0.108 R)
• M8: 12,501,894 km (0.092 R)
• M9: 13,398,434 km (0.069 R)
• M10: 17,967,452 km (0.095 R)
• M11: 18,177,637 km (0.117 R)
• M12: 18,389,468 km (0.072 R)
• M13: 19,253,096 km (0.062 R)
• M14: 29,426,200 km (0.119 R)
• M15: 38,470,140 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.8

Radius: 3.9

Gravity: 19.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.39 AU - 12.55 AU

Year: 24229 Days

Day: 22.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 65,135,837 km

• M1: 48,470 km (0.075 R)
• M2: 205,099 km (0.047 R)
• M3: 487,988 km (0.092 R)
• M4: 2,697,998 km (0.045 R)
• M5: 3,136,170 km (0.076 R)
• M6: 3,648,243 km (0.106 R)
• M7: 3,821,029 km (0.061 R)
• M8: 4,245,438 km (0.119 R)
• M9: 4,534,311 km (0.043 R)
• M10: 4,905,165 km (0.108 R)
• M11: 5,480,219 km (0.056 R)
• M12: 6,508,555 km (0.098 R)
• M13: 7,473,910 km (0.045 R)
• M14: 9,738,522 km (0.055 R)
• M15: 10,297,420 km (0.106 R)
• M16: 11,787,863 km (0.042 R)
• M17: 13,897,493 km (0.086 R)
• M18: 15,041,168 km (0.106 R)
• M19: 18,005,749 km (0.107 R)
• M20: 18,255,129 km (0.052 R)
• M21: 19,189,368 km (0.07 R)
• M22: 20,244,332 km (0.096 R)
• M23: 20,786,175 km (0.111 R)
• M24: 27,727,517 km (0.111 R)
• M25: 27,948,921 km (0.063 R)
• M26: 28,846,509 km (0.109 R)
• M27: 29,302,333 km (0.068 R)
• M28: 30,111,658 km (0.084 R)
• M29: 34,895,499 km (0.049 R)
• M30: 35,412,958 km (0.091 R)
• M31: 40,444,981 km (0.037 R)
• M32: 42,028,026 km (0.117 R)
• M33: 47,024,295 km (0.066 R)
• M34: 47,655,449 km (0.064 R)
• M35: 48,292,437 km (0.072 R)
• M36: 51,896,997 km (0.111 R)
• M37: 53,592,988 km (0.07 R)
• M38: 53,764,727 km (0.046 R)
• M39: 54,281,737 km (0.12 R)
• M40: 54,454,822 km (0.056 R)
• M41: 56,383,138 km (0.118 R)
• M42: 63,778,509 km (0.114 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 13,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit