🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.62 AU - 0.7 AU

Year: 346 Days

Day: 35.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,591,168 km

• M1: 20,046 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.8

Radius: 14.1

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.89 AU - 1.01 AU

Year: 598 Days

Day: 9 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,591,168 km

• M1: 184,753 km (0.11 R)
• M2: 345,870 km (0.106 R)
• M3: 464,501 km (0.115 R)
• M4: 568,173 km (0.09 R)
• M5: 714,928 km (0.082 R)
• M6: 840,441 km (0.091 R)
• M7: 1,061,397 km (0.079 R)
• M8: 1,161,627 km (0.03 R)
• M9: 1,270,684 km (0.105 R)
• M10: 1,743,114 km (0.1 R)
• M11: 2,037,373 km (0.095 R)
• M12: 2,145,533 km (0.111 R)
• M13: 2,428,273 km (0.041 R)
• M14: 2,529,700 km (0.094 R)
• M15: 2,653,567 km (0.101 R)
• M16: 2,751,254 km (0.089 R)
• M17: 2,893,073 km (0.067 R)
• M18: 3,029,955 km (0.101 R)
• M19: 3,139,760 km (0.082 R)
• M20: 3,228,621 km (0.101 R)
• M21: 3,348,300 km (0.086 R)
• M22: 3,477,103 km (0.115 R)
• M23: 3,615,481 km (0.086 R)
• M24: 3,763,434 km (0.089 R)
• M25: 3,881,766 km (0.09 R)
• M26: 3,977,359 km (0.047 R)
• M27: 4,310,064 km (0.113 R)
• M28: 4,409,098 km (0.053 R)
• M29: 4,534,012 km (0.063 R)
• M30: 5,185,511 km (0.112 R)
• M31: 5,299,953 km (0.098 R)
• M32: 5,397,491 km (0.081 R)
• M33: 5,603,338 km (0.069 R)
• M34: 5,784,501 km (0.058 R)
• M35: 5,986,009 km (0.107 R)
• M36: 6,414,906 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 14.4

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.28 AU - 1.52 AU

Year: 1070 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 47,591,168 km

• M1: 179,368 km (0.118 R)
• M2: 282,142 km (0.117 R)
• M3: 378,183 km (0.082 R)
• M4: 475,123 km (0.089 R)
• M5: 676,930 km (0.093 R)
• M6: 821,891 km (0.081 R)
• M7: 966,253 km (0.117 R)
• M8: 1,067,680 km (0.032 R)
• M9: 1,275,621 km (0.082 R)
• M10: 1,505,104 km (0.108 R)
• M11: 1,640,341 km (0.104 R)
• M12: 1,772,136 km (0.101 R)
• M13: 1,883,437 km (0.105 R)
• M14: 2,121,896 km (0.095 R)
• M15: 2,249,204 km (0.084 R)
• M16: 2,440,689 km (0.119 R)
• M17: 2,583,555 km (0.081 R)
• M18: 2,674,212 km (0.11 R)
• M19: 2,803,165 km (0.063 R)
• M20: 3,019,483 km (0.048 R)
• M21: 3,280,681 km (0.101 R)
• M22: 3,389,289 km (0.117 R)
• M23: 3,529,313 km (0.077 R)
• M24: 3,732,766 km (0.119 R)
• M25: 3,856,633 km (0.111 R)
• M26: 4,024,183 km (0.067 R)
• M27: 4,323,079 km (0.072 R)
• M28: 4,442,608 km (0.117 R)
• M29: 4,864,025 km (0.111 R)
• M30: 5,240,413 km (0.099 R)
• M31: 5,344,833 km (0.102 R)
• M32: 5,485,006 km (0.106 R)
• M33: 5,638,344 km (0.112 R)
• M34: 5,889,219 km (0.108 R)
• M35: 6,303,007 km (0.081 R)
• M36: 7,030,950 km (0.061 R)
• M37: 7,197,752 km (0.047 R)
• M38: 7,301,124 km (0.099 R)
• M39: 7,430,975 km (0.065 R)
• M40: 7,653,577 km (0.118 R)
• M41: 7,759,043 km (0.107 R)
• M42: 7,984,936 km (0.081 R)
• M43: 8,078,584 km (0.089 R)
• M44: 8,348,160 km (0.117 R)
• M45: 8,579,737 km (0.111 R)
• M46: 8,771,970 km (0.106 R)
• M47: 9,049,175 km (0.026 R)
• M48: 9,146,863 km (0.04 R)
• M49: 9,287,036 km (0.112 R)
• M50: 9,456,231 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516

Radius: 7.1

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.42 AU - 8.14 AU

Year: 11399 Days

Day: 15.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 47,591,168 km

• M1: 212,728 km (0.093 R)
• M2: 454,179 km (0.09 R)
• M3: 603,478 km (0.107 R)
• M4: 751,879 km (0.076 R)
• M5: 1,103,284 km (0.091 R)
• M6: 1,479,224 km (0.073 R)
• M7: 1,613,114 km (0.09 R)
• M8: 2,212,852 km (0.101 R)
• M9: 2,684,085 km (0.111 R)
• M10: 3,301,027 km (0.108 R)
• M11: 3,417,863 km (0.111 R)
• M12: 4,210,282 km (0.105 R)
• M13: 5,362,336 km (0.054 R)
• M14: 5,569,080 km (0.081 R)
• M15: 5,743,361 km (0.105 R)
• M16: 6,277,276 km (0.096 R)
• M17: 6,789,799 km (0.105 R)
• M18: 6,864,149 km (0.101 R)
• M19: 7,013,597 km (0.033 R)
• M20: 7,622,161 km (0.051 R)
• M21: 7,738,249 km (0.093 R)
• M22: 8,406,652 km (0.115 R)
• M23: 8,767,931 km (0.095 R)
• M24: 9,011,776 km (0.097 R)
• M25: 9,257,715 km (0.09 R)
• M26: 9,798,212 km (0.074 R)
• M27: 10,008,846 km (0.028 R)
• M28: 10,220,975 km (0.077 R)
• M29: 10,348,881 km (0.069 R)
• M30: 10,520,470 km (0.115 R)
• M31: 11,084,155 km (0.119 R)
• M32: 11,524,571 km (0.067 R)
• M33: 12,150,788 km (0.081 R)
• M34: 12,787,925 km (0.061 R)
• M35: 13,203,358 km (0.1 R)
• M36: 13,296,259 km (0.104 R)
• M37: 13,905,421 km (0.058 R)
• M38: 13,952,694 km (0.116 R)
• M39: 14,619,602 km (0.066 R)
• M40: 15,053,735 km (0.093 R)
• M41: 15,102,354 km (0.119 R)
• M42: 15,688,478 km (0.111 R)
• M43: 15,737,696 km (0.053 R)
• M44: 15,836,281 km (0.103 R)
• M45: 16,431,681 km (0.048 R)
• M46: 16,933,581 km (0.069 R)
• M47: 16,983,996 km (0.096 R)
• M48: 17,034,410 km (0.067 R)
• M49: 17,746,945 km (0.117 R)
• M50: 19,782,224 km (0.085 R)
• M51: 20,423,251 km (0.072 R)
• M52: 20,638,373 km (0.119 R)
• M53: 20,800,238 km (0.07 R)
• M54: 20,962,551 km (0.067 R)
• M55: 22,110,416 km (0.038 R)
• M56: 22,664,227 km (0.079 R)
• M57: 24,752,613 km (0.109 R)
• M58: 24,982,096 km (0.099 R)
• M59: 25,558,647 km (0.117 R)
• M60: 27,433,407 km (0.112 R)
• M61: 27,492,648 km (0.113 R)
• M62: 27,552,038 km (0.065 R)
• M63: 29,351,850 km (0.103 R)
• M64: 29,473,174 km (0.092 R)
• M65: 29,533,911 km (0.061 R)
• M66: 30,204,857 km (0.119 R)
• M67: 30,266,043 km (0.117 R)
• M68: 30,880,591 km (0.067 R)
• M69: 32,122,104 km (0.118 R)
• M70: 32,937,861 km (0.075 R)
• M71: 33,316,643 km (0.033 R)
• M72: 33,443,202 km (0.102 R)
• M73: 33,823,929 km (0.114 R)
• M74: 35,813,730 km (0.074 R)
• M75: 37,643,462 km (0.079 R)
• M76: 37,973,325 km (0.085 R)
• M77: 38,370,507 km (0.047 R)
• M78: 38,436,779 km (0.109 R)
• M79: 39,972,850 km (0.086 R)
• M80: 40,646,938 km (0.108 R)
• M81: 41,528,967 km (0.085 R)
• M82: 41,938,117 km (0.049 R)
• M83: 42,006,334 km (0.11 R)
• M84: 42,485,646 km (0.115 R)
• M85: 42,760,457 km (0.111 R)
• M86: 44,351,430 km (0.06 R)
• M87: 45,610,147 km (0.088 R)
• M88: 45,680,308 km (0.065 R)
• M89: 45,891,391 km (0.103 R)
• M90: 46,173,233 km (0.112 R)
• M91: 46,526,434 km (0.092 R)
• M92: 46,667,953 km (0.061 R)
• M93: 47,519,913 km (0.066 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 17,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit