🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.2

Radius: 11.4

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.66 AU - 0.84 AU

Year: 419 Days

Day: 7.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,364,941 km

• M1: 141,819 km (0.09 R)
• M2: 553,811 km (0.111 R)
• M3: 913,594 km (0.115 R)
• M4: 1,275,621 km (0.112 R)
• M5: 1,847,235 km (0.069 R)
• M6: 2,662,244 km (0.076 R)
• M7: 3,789,912 km (0.086 R)
• M8: 4,166,600 km (0.107 R)
• M9: 4,669,099 km (0.114 R)
• M10: 5,103,083 km (0.106 R)
• M11: 5,466,456 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.3

Radius: 11.1

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.25 AU - 2.41 AU

Year: 2296 Days

Day: 5.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,364,941 km

• M1: 138,378 km (0.046 R)
• M2: 541,245 km (0.104 R)
• M3: 1,130,661 km (0.098 R)
• M4: 1,710,502 km (0.032 R)
• M5: 2,171,413 km (0.094 R)
• M6: 2,596,121 km (0.083 R)
• M7: 2,994,800 km (0.11 R)
• M8: 3,560,130 km (0.095 R)
• M9: 4,154,782 km (0.113 R)
• M10: 4,572,908 km (0.051 R)
• M11: 5,042,196 km (0.117 R)
• M12: 5,973,144 km (0.12 R)
• M13: 7,338,374 km (0.078 R)
• M14: 8,206,490 km (0.112 R)
• M15: 8,901,522 km (0.055 R)
• M16: 9,281,052 km (0.094 R)
• M17: 10,561,011 km (0.099 R)
• M18: 11,343,408 km (0.101 R)
• M19: 13,785,893 km (0.105 R)
• M20: 15,746,522 km (0.112 R)
• M21: 18,771,690 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49

Radius: 10.2

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.47 AU - 3.65 AU

Year: 3456 Days

Day: 5.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,364,941 km

• M1: 127,457 km (0.111 R)
• M2: 759,957 km (0.088 R)
• M3: 1,080,695 km (0.12 R)
• M4: 2,420,942 km (0.032 R)
• M5: 2,895,018 km (0.093 R)
• M6: 3,458,852 km (0.068 R)
• M7: 7,560,976 km (0.115 R)
• M8: 8,525,134 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.5

Radius: 12

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.02 AU - 3.3 AU

Year: 3627 Days

Day: 12.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,364,941 km

• M1: 189,541 km (0.093 R)
• M2: 598,242 km (0.077 R)
• M3: 1,148,313 km (0.118 R)
• M4: 1,531,882 km (0.049 R)
• M5: 1,966,763 km (0.073 R)
• M6: 3,310,601 km (0.095 R)
• M7: 4,290,916 km (0.056 R)
• M8: 5,053,416 km (0.113 R)
• M9: 7,194,012 km (0.08 R)
• M10: 7,581,919 km (0.112 R)
• M11: 9,137,588 km (0.093 R)
• M12: 9,917,740 km (0.091 R)
• M13: 11,369,289 km (0.054 R)
• M14: 16,111,990 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.1

Radius: 10.3

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.85 AU - 5.99 AU

Year: 7046 Days

Day: 10.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,364,941 km

• M1: 128,056 km (0.043 R)
• M2: 541,395 km (0.075 R)
• M3: 2,559,620 km (0.074 R)
• M4: 2,915,513 km (0.1 R)
• M5: 3,635,677 km (0.033 R)
• M6: 6,215,642 km (0.104 R)
• M7: 7,149,731 km (0.072 R)
• M8: 8,017,099 km (0.101 R)
• M9: 11,237,194 km (0.12 R)
• M10: 13,884,777 km (0.089 R)
• M11: 15,968,825 km (0.07 R)
• M12: 16,793,558 km (0.112 R)
• M13: 17,981,963 km (0.064 R)
• M14: 23,219,534 km (0.083 R)
• M15: 25,028,771 km (0.115 R)
• M16: 29,959,966 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.7

Radius: 4.8

Gravity: 28.29 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.79 AU - 8.19 AU

Year: 13235 Days

Day: 22.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 65,364,941 km

• M1: 59,690 km (0.099 R)
• M2: 251,324 km (0.105 R)
• M3: 401,969 km (0.027 R)
• M4: 608,265 km (0.082 R)
• M5: 777,759 km (0.078 R)
• M6: 1,292,675 km (0.095 R)
• M7: 1,702,274 km (0.056 R)
• M8: 1,885,232 km (0.11 R)
• M9: 2,290,942 km (0.1 R)
• M10: 4,088,061 km (0.098 R)
• M11: 4,417,775 km (0.082 R)
• M12: 5,096,201 km (0.12 R)
• M13: 5,478,124 km (0.038 R)
• M14: 5,841,647 km (0.07 R)
• M15: 6,820,765 km (0.114 R)
• M16: 7,156,014 km (0.063 R)
• M17: 7,724,037 km (0.06 R)
• M18: 7,996,156 km (0.086 R)
• M19: 8,998,910 km (0.105 R)
• M20: 10,190,607 km (0.101 R)
• M21: 12,756,360 km (0.097 R)
• M22: 13,136,488 km (0.107 R)
• M23: 16,754,662 km (0.066 R)
• M24: 17,519,257 km (0.114 R)
• M25: 19,199,989 km (0.063 R)
• M26: 19,448,621 km (0.104 R)
• M27: 22,235,180 km (0.119 R)
• M28: 26,078,350 km (0.071 R)
• M29: 31,821,412 km (0.104 R)
• M30: 35,170,459 km (0.08 R)
• M31: 36,168,876 km (0.114 R)
• M32: 39,677,694 km (0.082 R)
• M33: 40,216,096 km (0.115 R)
• M34: 41,860,476 km (0.056 R)
• M35: 44,699,993 km (0.114 R)
• M36: 52,032,832 km (0.075 R)
• M37: 53,164,989 km (0.113 R)
• M38: 53,491,411 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.7

Radius: 6.2

Gravity: 20.02 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.43 AU - 9.87 AU

Year: 15023 Days

Day: 20.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,364,941 km

• M1: 79,885 km (0.061 R)
• M2: 320,289 km (0.075 R)
• M3: 631,303 km (0.116 R)
• M4: 1,185,414 km (0.102 R)
• M5: 1,556,865 km (0.06 R)
• M6: 1,753,137 km (0.088 R)
• M7: 2,098,409 km (0.117 R)
• M8: 2,297,674 km (0.075 R)
• M9: 3,384,203 km (0.114 R)
• M10: 3,802,927 km (0.107 R)
• M11: 4,193,228 km (0.118 R)
• M12: 5,053,715 km (0.096 R)
• M13: 8,238,056 km (0.065 R)
• M14: 9,363,480 km (0.107 R)
• M15: 11,604,157 km (0.07 R)
• M16: 12,041,133 km (0.07 R)
• M17: 14,896,208 km (0.109 R)
• M18: 15,189,569 km (0.081 R)
• M19: 17,191,937 km (0.1 R)
• M20: 20,335,138 km (0.088 R)
• M21: 26,212,838 km (0.103 R)
• M22: 29,306,223 km (0.036 R)
• M23: 30,585,434 km (0.106 R)
• M24: 33,129,795 km (0.098 R)
• M25: 33,379,324 km (0.094 R)
• M26: 34,008,383 km (0.077 R)
• M27: 34,262,251 km (0.045 R)
• M28: 39,608,579 km (0.094 R)
• M29: 44,720,787 km (0.111 R)
• M30: 50,750,330 km (0.035 R)
• M31: 56,941,737 km (0.067 R)
• M32: 57,839,623 km (0.073 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 11,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit