🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.6

Radius: 9

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.72 AU - 0.94 AU

Year: 488 Days

Day: 13.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,114,160 km

• M1: 112,049 km (0.072 R)
• M2: 538,702 km (0.096 R)
• M3: 1,165,367 km (0.082 R)
• M4: 1,453,343 km (0.117 R)
• M5: 2,008,052 km (0.118 R)
• M6: 2,491,403 km (0.065 R)
• M7: 2,915,962 km (0.11 R)
• M8: 4,011,766 km (0.112 R)
• M9: 4,667,154 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.1

Radius: 14.3

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.05 AU - 1.57 AU

Year: 968 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,114,160 km

• M1: 178,021 km (0.111 R)
• M2: 626,366 km (0.096 R)
• M3: 1,169,407 km (0.111 R)
• M4: 1,739,823 km (0.114 R)
• M5: 2,224,520 km (0.044 R)
• M6: 2,885,743 km (0.081 R)
• M7: 3,450,176 km (0.093 R)
• M8: 4,033,308 km (0.12 R)
• M9: 4,681,965 km (0.114 R)
• M10: 5,989,300 km (0.099 R)

Asteroid Belt

Center: 4.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.8

Radius: 5.4

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.72 AU - 8.98 AU

Year: 15579 Days

Day: 20.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,114,160 km

• M1: 67,768 km (0.107 R)
• M2: 253,568 km (0.057 R)
• M3: 551,867 km (0.092 R)
• M4: 728,392 km (0.104 R)
• M5: 993,330 km (0.098 R)
• M6: 1,371,513 km (0.092 R)
• M7: 1,763,310 km (0.116 R)
• M8: 2,980,438 km (0.102 R)
• M9: 3,367,897 km (0.092 R)
• M10: 4,326,819 km (0.107 R)
• M11: 4,945,706 km (0.062 R)
• M12: 5,228,296 km (0.09 R)
• M13: 6,070,083 km (0.083 R)
• M14: 6,357,610 km (0.082 R)
• M15: 6,844,103 km (0.088 R)
• M16: 7,274,944 km (0.088 R)
• M17: 7,476,602 km (0.117 R)
• M18: 7,723,588 km (0.079 R)
• M19: 13,154,141 km (0.112 R)
• M20: 17,775,518 km (0.096 R)
• M21: 30,772,132 km (0.114 R)
• M22: 35,977,989 km (0.079 R)
• M23: 40,089,836 km (0.118 R)
• M24: 40,341,011 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.4

Radius: 4.2

Gravity: 45.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.7 AU - 9.08 AU

Year: 17115 Days

Day: 20.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 83,114,160 km

• M1: 53,257 km (0.062 R)
• M2: 353,350 km (0.083 R)
• M3: 918,681 km (0.079 R)
• M4: 1,942,528 km (0.065 R)
• M5: 2,716,548 km (0.089 R)
• M6: 3,446,735 km (0.099 R)
• M7: 5,135,097 km (0.11 R)
• M8: 5,321,944 km (0.062 R)
• M9: 5,829,081 km (0.119 R)
• M10: 6,453,353 km (0.095 R)
• M11: 7,543,323 km (0.094 R)
• M12: 8,386,008 km (0.092 R)
• M13: 8,697,919 km (0.077 R)
• M14: 9,623,481 km (0.049 R)
• M15: 10,855,121 km (0.111 R)
• M16: 12,588,212 km (0.104 R)
• M17: 13,065,878 km (0.071 R)
• M18: 16,269,068 km (0.114 R)
• M19: 16,510,369 km (0.119 R)
• M20: 16,917,724 km (0.097 R)
• M21: 17,922,573 km (0.074 R)
• M22: 18,701,978 km (0.095 R)
• M23: 19,775,941 km (0.095 R)
• M24: 20,235,356 km (0.052 R)
• M25: 24,065,660 km (0.047 R)
• M26: 25,442,708 km (0.039 R)
• M27: 26,648,018 km (0.03 R)
• M28: 28,818,833 km (0.09 R)
• M29: 30,981,569 km (0.087 R)
• M30: 33,508,577 km (0.069 R)
• M31: 41,757,403 km (0.096 R)
• M32: 42,513,022 km (0.057 R)
• M33: 45,308,258 km (0.116 R)
• M34: 47,238,370 km (0.12 R)
• M35: 48,058,615 km (0.045 R)
• M36: 48,555,130 km (0.076 R)
• M37: 51,261,655 km (0.113 R)
• M38: 51,434,142 km (0.08 R)
• M39: 53,888,743 km (0.118 R)
• M40: 59,030,273 km (0.038 R)
• M41: 62,306,167 km (0.073 R)
• M42: 64,489,099 km (0.11 R)
• M43: 67,754,521 km (0.038 R)
• M44: 70,700,851 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.3

Radius: 7.9

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.12 AU - 13.2 AU

Year: 24072 Days

Day: 17.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 80.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,114,160 km

• M1: 98,286 km (0.118 R)
• M2: 378,483 km (0.074 R)
• M3: 1,203,365 km (0.119 R)
• M4: 1,523,954 km (0.106 R)
• M5: 1,881,792 km (0.099 R)
• M6: 2,186,373 km (0.101 R)
• M7: 2,767,860 km (0.074 R)
• M8: 3,275,445 km (0.105 R)
• M9: 3,780,937 km (0.099 R)
• M10: 4,984,900 km (0.116 R)
• M11: 7,169,927 km (0.102 R)
• M12: 9,452,341 km (0.049 R)
• M13: 9,805,243 km (0.103 R)
• M14: 10,853,326 km (0.118 R)
• M15: 11,371,533 km (0.112 R)
• M16: 13,610,863 km (0.097 R)
• M17: 14,137,298 km (0.102 R)
• M18: 14,521,465 km (0.066 R)
• M19: 15,880,412 km (0.068 R)
• M20: 19,314,431 km (0.113 R)
• M21: 29,560,240 km (0.097 R)
• M22: 30,315,560 km (0.074 R)
• M23: 31,602,999 km (0.094 R)
• M24: 38,442,464 km (0.059 R)
• M25: 41,183,995 km (0.086 R)
• M26: 45,038,384 km (0.117 R)
• M27: 55,331,914 km (0.117 R)
• M28: 56,478,582 km (0.102 R)
• M29: 59,017,258 km (0.037 R)
• M30: 65,164,234 km (0.078 R)
• M31: 71,950,442 km (0.117 R)
• M32: 78,711,518 km (0.051 R)
• M33: 81,137,696 km (0.085 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: 202 - 11,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit