🌌 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 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.6

Radius: 8.4

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.47 AU - 0.75 AU

Year: 318 Days

Day: 13.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 8,179,068 km

• M1: 113,246 km (0.04 R)
• M2: 172,636 km (0.08 R)
• M3: 259,552 km (0.096 R)
• M4: 318,344 km (0.057 R)
• M5: 404,064 km (0.119 R)
• M6: 467,194 km (0.079 R)
• M7: 522,396 km (0.081 R)
• M8: 579,991 km (0.099 R)
• M9: 633,697 km (0.115 R)
• M10: 827,127 km (0.102 R)
• M11: 914,342 km (0.116 R)
• M12: 997,219 km (0.051 R)
• M13: 1,059,153 km (0.07 R)
• M14: 1,126,322 km (0.059 R)
• M15: 1,252,882 km (0.088 R)
• M16: 1,367,025 km (0.097 R)
• M17: 1,449,603 km (0.102 R)
• M18: 1,520,363 km (0.095 R)
• M19: 1,596,808 km (0.081 R)
• M20: 1,688,511 km (0.07 R)
• M21: 1,786,797 km (0.118 R)
• M22: 1,906,326 km (0.095 R)
• M23: 1,994,140 km (0.108 R)
• M24: 2,078,214 km (0.105 R)
• M25: 2,158,548 km (0.086 R)
• M26: 2,255,188 km (0.048 R)
• M27: 2,316,972 km (0.084 R)
• M28: 2,384,740 km (0.106 R)
• M29: 2,458,342 km (0.12 R)
• M30: 2,575,477 km (0.053 R)
• M31: 2,716,548 km (0.113 R)
• M32: 2,787,906 km (0.116 R)
• M33: 2,843,407 km (0.1 R)
• M34: 2,899,207 km (0.1 R)
• M35: 3,074,386 km (0.085 R)
• M36: 3,166,239 km (0.092 R)
• M37: 3,465,285 km (0.096 R)
• M38: 3,524,975 km (0.097 R)
• M39: 3,603,065 km (0.099 R)
• M40: 3,687,887 km (0.113 R)
• M41: 3,773,307 km (0.115 R)
• M42: 3,828,509 km (0.105 R)
• M43: 3,977,359 km (0.102 R)
• M44: 4,071,306 km (0.06 R)
• M45: 4,267,878 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.5

Radius: 14.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.6 AU - 0.94 AU

Year: 451 Days

Day: 10.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 8,179,068 km

• M1: 183,257 km (0.117 R)
• M2: 369,357 km (0.087 R)
• M3: 505,342 km (0.111 R)
• M4: 598,691 km (0.091 R)
• M5: 743,501 km (0.119 R)
• M6: 850,314 km (0.091 R)
• M7: 992,283 km (0.095 R)
• M8: 1,086,230 km (0.103 R)
• M9: 1,215,034 km (0.106 R)
• M10: 1,307,186 km (0.091 R)
• M11: 1,406,669 km (0.106 R)
• M12: 1,499,120 km (0.083 R)
• M13: 1,695,692 km (0.063 R)
• M14: 1,853,069 km (0.105 R)
• M15: 1,949,859 km (0.081 R)
• M16: 2,132,218 km (0.096 R)
• M17: 2,228,410 km (0.07 R)
• M18: 2,326,097 km (0.063 R)
• M19: 2,448,917 km (0.114 R)
• M20: 2,561,864 km (0.11 R)
• M21: 2,695,006 km (0.086 R)
• M22: 2,949,621 km (0.054 R)
• M23: 3,140,957 km (0.074 R)
• M24: 3,264,375 km (0.059 R)
• M25: 3,455,860 km (0.111 R)
• M26: 3,637,622 km (0.055 R)
• M27: 3,746,828 km (0.096 R)
• M28: 3,989,775 km (0.12 R)
• M29: 4,088,360 km (0.117 R)
• M30: 4,187,843 km (0.079 R)
• M31: 4,280,893 km (0.118 R)
• M32: 4,513,069 km (0.11 R)
• M33: 4,652,943 km (0.075 R)
• M34: 5,250,287 km (0.043 R)
• M35: 5,358,745 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.4

Radius: 12.2

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.9 AU - 1.36 AU

Year: 801 Days

Day: 12.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 8,179,068 km

• M1: 156,180 km (0.08 R)
• M2: 249,080 km (0.073 R)
• M3: 384,317 km (0.114 R)
• M4: 500,255 km (0.104 R)
• M5: 863,180 km (0.116 R)
• M6: 955,482 km (0.065 R)
• M7: 1,051,523 km (0.104 R)
• M8: 1,205,609 km (0.052 R)
• M9: 1,303,297 km (0.096 R)
• M10: 1,529,638 km (0.084 R)
• M11: 1,721,722 km (0.051 R)
• M12: 1,808,788 km (0.08 R)
• M13: 1,889,421 km (0.092 R)
• M14: 2,045,900 km (0.097 R)
• M15: 2,172,610 km (0.108 R)
• M16: 2,249,952 km (0.118 R)
• M17: 2,354,521 km (0.074 R)
• M18: 2,460,885 km (0.06 R)
• M19: 2,997,493 km (0.044 R)
• M20: 3,103,408 km (0.105 R)
• M21: 3,250,014 km (0.07 R)
• M22: 3,890,592 km (0.066 R)
• M23: 3,995,909 km (0.047 R)
• M24: 4,080,731 km (0.071 R)
• M25: 4,166,301 km (0.116 R)
• M26: 4,393,839 km (0.098 R)
• M27: 4,492,723 km (0.11 R)
• M28: 4,581,136 km (0.041 R)
• M29: 4,986,396 km (0.045 R)
• M30: 5,089,469 km (0.084 R)
• M31: 5,251,334 km (0.098 R)
• M32: 5,368,020 km (0.081 R)
• M33: 5,532,877 km (0.107 R)
• M34: 5,616,054 km (0.101 R)
• M35: 5,831,475 km (0.099 R)
• M36: 5,940,232 km (0.112 R)
• M37: 6,494,492 km (0.099 R)
• M38: 6,582,157 km (0.095 R)
• M39: 6,720,834 km (0.079 R)
• M40: 6,937,003 km (0.08 R)
• M41: 7,026,762 km (0.107 R)
• M42: 7,350,342 km (0.116 R)
• M43: 7,705,338 km (0.119 R)
• M44: 7,851,495 km (0.116 R)
• M45: 8,363,867 km (0.057 R)
• M46: 8,514,213 km (0.11 R)
• M47: 8,651,694 km (0.096 R)
• M48: 8,748,334 km (0.12 R)
• M49: 8,831,510 km (0.087 R)
• M50: 9,237,070 km (0.062 R)
• M51: 9,605,978 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.8

Radius: 13.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.58 AU - 1.92 AU

Year: 1544 Days

Day: 13 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 8,179,068 km

• M1: 199,564 km (0.057 R)
• M2: 307,424 km (0.059 R)
• M3: 402,418 km (0.106 R)
• M4: 604,675 km (0.03 R)
• M5: 727,943 km (0.083 R)
• M6: 819,198 km (0.115 R)
• M7: 931,247 km (0.099 R)
• M8: 1,239,269 km (0.098 R)
• M9: 1,345,334 km (0.071 R)
• M10: 1,448,107 km (0.036 R)
• M11: 1,858,155 km (0.109 R)
• M12: 1,951,953 km (0.079 R)
• M13: 2,114,416 km (0.089 R)
• M14: 2,235,441 km (0.12 R)
• M15: 2,421,541 km (0.09 R)
• M16: 2,645,489 km (0.106 R)
• M17: 2,735,247 km (0.118 R)
• M18: 3,217,701 km (0.105 R)
• M19: 3,375,676 km (0.112 R)
• M20: 3,527,219 km (0.116 R)
• M21: 3,782,133 km (0.073 R)
• M22: 3,958,509 km (0.076 R)
• M23: 4,052,457 km (0.092 R)
• M24: 4,213,873 km (0.092 R)
• M25: 4,416,428 km (0.101 R)
• M26: 4,553,161 km (0.079 R)
• M27: 4,821,091 km (0.069 R)
• M28: 5,135,246 km (0.091 R)
• M29: 5,248,342 km (0.109 R)
• M30: 5,487,399 km (0.11 R)
• M31: 5,730,197 km (0.057 R)
• M32: 6,009,047 km (0.09 R)
• M33: 6,139,197 km (0.096 R)
• M34: 6,281,315 km (0.114 R)
• M35: 6,479,981 km (0.108 R)
• M36: 6,647,082 km (0.065 R)
• M37: 6,849,638 km (0.093 R)
• M38: 7,260,733 km (0.077 R)
• M39: 7,434,416 km (0.113 R)
• M40: 7,550,953 km (0.104 R)
• M41: 7,774,153 km (0.086 R)
• M42: 7,928,089 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 146 - 14,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit