🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.53 AU - 0.69 AU

Year: 303 Days

Day: 27.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,425,636 km

• M1: 311,014 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.5

Radius: 10.1

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.78 AU - 0.94 AU

Year: 507 Days

Day: 10.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 32,425,636 km

• M1: 167,699 km (0.11 R)
• M2: 238,609 km (0.113 R)
• M3: 319,691 km (0.114 R)
• M4: 411,245 km (0.027 R)
• M5: 483,650 km (0.095 R)
• M6: 593,604 km (0.027 R)
• M7: 698,921 km (0.11 R)
• M8: 770,579 km (0.074 R)
• M9: 841,039 km (0.103 R)
• M10: 910,153 km (0.055 R)
• M11: 977,323 km (0.065 R)
• M12: 1,281,455 km (0.113 R)
• M13: 1,421,629 km (0.103 R)
• M14: 1,529,040 km (0.028 R)
• M15: 1,639,144 km (0.084 R)
• M16: 1,722,320 km (0.107 R)
• M17: 1,888,075 km (0.108 R)
• M18: 1,965,267 km (0.116 R)
• M19: 2,053,979 km (0.092 R)
• M20: 2,328,192 km (0.118 R)
• M21: 2,472,703 km (0.054 R)
• M22: 2,540,471 km (0.08 R)
• M23: 2,637,410 km (0.09 R)
• M24: 2,718,343 km (0.12 R)
• M25: 2,788,205 km (0.092 R)
• M26: 2,870,634 km (0.087 R)
• M27: 2,971,762 km (0.097 R)
• M28: 3,062,119 km (0.111 R)
• M29: 3,264,076 km (0.095 R)
• M30: 3,419,957 km (0.072 R)
• M31: 3,546,517 km (0.068 R)
• M32: 3,700,453 km (0.057 R)
• M33: 3,771,662 km (0.101 R)
• M34: 3,942,053 km (0.092 R)
• M35: 4,008,325 km (0.065 R)
• M36: 4,101,674 km (0.1 R)
• M37: 4,263,390 km (0.107 R)
• M38: 4,345,070 km (0.108 R)
• M39: 4,461,607 km (0.117 R)
• M40: 4,586,222 km (0.111 R)
• M41: 4,683,909 km (0.119 R)
• M42: 4,775,314 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.9

Radius: 10.9

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.54 AU - 1.88 AU

Year: 1422 Days

Day: 6.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 32,425,636 km

• M1: 145,409 km (0.113 R)
• M2: 224,546 km (0.064 R)
• M3: 308,471 km (0.078 R)
• M4: 378,034 km (0.074 R)
• M5: 475,272 km (0.054 R)
• M6: 582,983 km (0.098 R)
• M7: 708,047 km (0.114 R)
• M8: 795,711 km (0.069 R)
• M9: 936,931 km (0.06 R)
• M10: 1,039,107 km (0.111 R)
• M11: 1,111,063 km (0.102 R)
• M12: 1,189,901 km (0.094 R)
• M13: 1,286,093 km (0.1 R)
• M14: 1,422,227 km (0.115 R)
• M15: 1,596,508 km (0.103 R)
• M16: 1,669,363 km (0.077 R)
• M17: 1,754,933 km (0.057 R)
• M18: 1,836,164 km (0.088 R)
• M19: 1,930,710 km (0.071 R)
• M20: 2,130,872 km (0.119 R)
• M21: 2,274,486 km (0.057 R)
• M22: 2,401,943 km (0.119 R)
• M23: 2,597,917 km (0.104 R)
• M24: 2,677,652 km (0.083 R)
• M25: 2,819,471 km (0.109 R)
• M26: 2,936,157 km (0.028 R)
• M27: 3,061,371 km (0.102 R)
• M28: 3,138,863 km (0.1 R)
• M29: 3,331,844 km (0.077 R)
• M30: 3,462,742 km (0.103 R)
• M31: 3,536,045 km (0.039 R)
• M32: 3,610,096 km (0.079 R)
• M33: 3,707,035 km (0.042 R)
• M34: 3,819,982 km (0.08 R)
• M35: 4,026,277 km (0.108 R)
• M36: 4,126,956 km (0.09 R)
• M37: 4,307,072 km (0.083 R)
• M38: 4,797,604 km (0.06 R)
• M39: 4,954,083 km (0.1 R)
• M40: 5,145,718 km (0.099 R)
• M41: 5,238,319 km (0.051 R)
• M42: 5,485,006 km (0.063 R)
• M43: 5,726,756 km (0.067 R)
• M44: 5,998,575 km (0.049 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.7

Radius: 4.6

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.68 AU - 7.42 AU

Year: 11902 Days

Day: 20.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 32,425,636 km

• M1: 62,532 km (0.07 R)
• M2: 110,852 km (0.114 R)
• M3: 208,839 km (0.116 R)
• M4: 251,175 km (0.056 R)
• M5: 296,952 km (0.089 R)
• M6: 345,870 km (0.114 R)
• M7: 376,538 km (0.098 R)
• M8: 408,253 km (0.118 R)
• M9: 509,381 km (0.088 R)
• M10: 916,586 km (0.072 R)
• M11: 1,050,177 km (0.096 R)
• M12: 1,080,845 km (0.077 R)
• M13: 1,222,065 km (0.091 R)
• M14: 1,286,691 km (0.113 R)
• M15: 1,369,269 km (0.112 R)
• M16: 1,937,592 km (0.082 R)
• M17: 2,207,017 km (0.038 R)
• M18: 2,306,051 km (0.111 R)
• M19: 2,426,777 km (0.06 R)
• M20: 2,529,102 km (0.1 R)
• M21: 2,737,940 km (0.056 R)
• M22: 3,017,688 km (0.108 R)
• M23: 3,534,848 km (0.095 R)
• M24: 3,744,584 km (0.083 R)
• M25: 4,323,678 km (0.088 R)
• M26: 4,598,339 km (0.088 R)
• M27: 4,827,374 km (0.099 R)
• M28: 5,616,951 km (0.113 R)
• M29: 5,752,487 km (0.115 R)
• M30: 6,054,375 km (0.086 R)
• M31: 6,137,552 km (0.074 R)
• M32: 7,283,172 km (0.102 R)
• M33: 7,549,756 km (0.081 R)
• M34: 7,940,655 km (0.064 R)
• M35: 8,062,278 km (0.112 R)
• M36: 8,554,754 km (0.097 R)
• M37: 8,679,519 km (0.094 R)
• M38: 8,836,148 km (0.039 R)
• M39: 9,279,855 km (0.093 R)
• M40: 10,024,254 km (0.043 R)
• M41: 10,188,662 km (0.039 R)
• M42: 10,420,389 km (0.06 R)
• M43: 10,586,892 km (0.108 R)
• M44: 10,720,632 km (0.056 R)
• M45: 12,794,657 km (0.044 R)
• M46: 12,937,224 km (0.073 R)
• M47: 13,621,634 km (0.115 R)
• M48: 13,950,001 km (0.055 R)
• M49: 14,207,160 km (0.06 R)
• M50: 14,726,115 km (0.119 R)
• M51: 15,025,610 km (0.09 R)
• M52: 16,012,208 km (0.043 R)
• M53: 16,281,484 km (0.03 R)
• M54: 16,941,510 km (0.064 R)
• M55: 17,098,139 km (0.067 R)
• M56: 17,848,372 km (0.113 R)
• M57: 18,569,135 km (0.1 R)
• M58: 18,811,483 km (0.12 R)
• M59: 19,299,173 km (0.076 R)
• M60: 19,381,003 km (0.049 R)
• M61: 19,914,768 km (0.119 R)
• M62: 20,287,266 km (0.038 R)
• M63: 20,662,009 km (0.09 R)
• M64: 20,703,897 km (0.107 R)
• M65: 21,630,057 km (0.112 R)
• M66: 21,842,486 km (0.07 R)
• M67: 22,526,896 km (0.064 R)
• M68: 22,958,037 km (0.09 R)
• M69: 23,610,134 km (0.086 R)
• M70: 24,400,460 km (0.061 R)
• M71: 24,577,285 km (0.107 R)
• M72: 24,932,280 km (0.111 R)
• M73: 25,244,192 km (0.088 R)
• M74: 26,550,331 km (0.103 R)
• M75: 26,641,286 km (0.105 R)
• M76: 26,777,720 km (0.119 R)
• M77: 27,509,852 km (0.073 R)
• M78: 27,693,857 km (0.117 R)
• M79: 27,878,311 km (0.099 R)
• M80: 29,087,212 km (0.108 R)
• M81: 30,408,011 km (0.108 R)
• M82: 30,550,728 km (0.111 R)
• M83: 30,598,300 km (0.105 R)
• M84: 31,027,795 km (0.104 R)
• M85: 31,171,559 km (0.072 R)
• M86: 31,219,430 km (0.095 R)
• M87: 31,796,579 km (0.101 R)
• M88: 32,183,140 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 16,565 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit