🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.5 AU - 0.66 AU

Year: 290 Days

Day: 34.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.9

Radius: 8.6

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.63 AU - 0.73 AU

Year: 368 Days

Day: 10.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 55.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 17,876,306 km

• M1: 107,262 km (0.057 R)
• M2: 168,746 km (0.112 R)
• M3: 241,451 km (0.073 R)
• M4: 295,905 km (0.12 R)
• M5: 368,011 km (0.116 R)
• M6: 434,432 km (0.12 R)
• M7: 512,672 km (0.049 R)
• M8: 574,306 km (0.117 R)
• M9: 636,240 km (0.118 R)
• M10: 703,260 km (0.089 R)
• M11: 794,963 km (0.117 R)
• M12: 870,660 km (0.11 R)
• M13: 931,546 km (0.069 R)
• M14: 1,014,872 km (0.085 R)
• M15: 1,097,899 km (0.03 R)
• M16: 1,196,035 km (0.107 R)
• M17: 1,307,186 km (0.061 R)
• M18: 1,421,778 km (0.093 R)
• M19: 1,536,370 km (0.084 R)
• M20: 1,600,248 km (0.114 R)
• M21: 1,782,459 km (0.116 R)
• M22: 1,838,408 km (0.078 R)
• M23: 1,940,733 km (0.084 R)
• M24: 2,076,269 km (0.079 R)
• M25: 2,135,210 km (0.115 R)
• M26: 2,332,231 km (0.09 R)
• M27: 2,397,755 km (0.113 R)
• M28: 2,459,838 km (0.119 R)
• M29: 2,551,840 km (0.088 R)
• M30: 2,636,662 km (0.11 R)
• M31: 2,782,820 km (0.096 R)
• M32: 2,874,373 km (0.069 R)
• M33: 2,931,669 km (0.084 R)
• M34: 3,007,067 km (0.062 R)
• M35: 3,065,260 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.7

Radius: 9.4

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.87 AU - 2.51 AU

Year: 2126 Days

Day: 6.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 17,876,306 km

• M1: 121,623 km (0.1 R)
• M2: 190,737 km (0.112 R)
• M3: 283,638 km (0.072 R)
• M4: 485,595 km (0.113 R)
• M5: 690,394 km (0.108 R)
• M6: 798,853 km (0.045 R)
• M7: 972,985 km (0.033 R)
• M8: 1,520,662 km (0.104 R)
• M9: 1,604,288 km (0.115 R)
• M10: 1,701,825 km (0.071 R)
• M11: 1,890,169 km (0.105 R)
• M12: 1,967,362 km (0.067 R)
• M13: 2,219,284 km (0.102 R)
• M14: 2,425,430 km (0.093 R)
• M15: 2,638,009 km (0.117 R)
• M16: 3,390,187 km (0.061 R)
• M17: 3,548,312 km (0.094 R)
• M18: 3,806,368 km (0.114 R)
• M19: 4,255,760 km (0.119 R)
• M20: 4,357,936 km (0.101 R)
• M21: 4,582,183 km (0.118 R)
• M22: 4,827,972 km (0.117 R)
• M23: 4,899,031 km (0.043 R)
• M24: 5,006,293 km (0.092 R)
• M25: 5,222,910 km (0.108 R)
• M26: 5,350,817 km (0.038 R)
• M27: 5,609,771 km (0.087 R)
• M28: 5,703,269 km (0.09 R)
• M29: 5,834,915 km (0.114 R)
• M30: 5,929,611 km (0.083 R)
• M31: 6,101,499 km (0.09 R)
• M32: 6,411,017 km (0.065 R)
• M33: 6,646,484 km (0.095 R)
• M34: 6,745,518 km (0.094 R)
• M35: 6,944,932 km (0.062 R)
• M36: 7,025,266 km (0.098 R)
• M37: 7,105,899 km (0.11 R)
• M38: 7,207,177 km (0.071 R)
• M39: 7,349,743 km (0.109 R)
• M40: 7,411,079 km (0.039 R)
• M41: 7,493,208 km (0.1 R)
• M42: 7,637,570 km (0.119 R)
• M43: 8,695,975 km (0.11 R)
• M44: 9,132,052 km (0.118 R)
• M45: 9,486,151 km (0.091 R)
• M46: 9,867,326 km (0.066 R)
• M47: 10,116,706 km (0.097 R)
• M48: 10,253,588 km (0.115 R)
• M49: 10,900,449 km (0.1 R)
• M50: 10,993,948 km (0.116 R)
• M51: 11,299,726 km (0.088 R)
• M52: 11,799,532 km (0.1 R)
• M53: 12,064,171 km (0.049 R)
• M54: 12,185,195 km (0.029 R)
• M55: 12,257,900 km (0.047 R)
• M56: 13,366,869 km (0.1 R)
• M57: 13,794,120 km (0.06 R)
• M58: 14,277,022 km (0.089 R)
• M59: 14,507,553 km (0.104 R)
• M60: 14,636,356 km (0.08 R)
• M61: 14,842,951 km (0.052 R)
• M62: 15,311,492 km (0.09 R)
• M63: 15,547,707 km (0.055 R)
• M64: 15,811,448 km (0.114 R)
• M65: 16,611,647 km (0.067 R)
• M66: 17,043,835 km (0.106 R)
• M67: 17,315,804 km (0.088 R)
• M68: 17,452,387 km (0.114 R)
• M69: 17,534,366 km (0.111 R)
• M70: 17,698,924 km (0.084 R)
• M71: 18,251,239 km (0.104 R)
• M72: 18,585,441 km (0.095 R)
• M73: 18,781,265 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.3

Radius: 14.3

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.2 AU - 3.36 AU

Year: 3041 Days

Day: 5.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 17,876,306 km

• M1: 239,506 km (0.051 R)
• M2: 399,875 km (0.086 R)
• M3: 498,610 km (0.066 R)
• M4: 712,535 km (0.055 R)
• M5: 814,710 km (0.092 R)
• M6: 978,819 km (0.073 R)
• M7: 1,195,736 km (0.105 R)
• M8: 1,289,384 km (0.086 R)
• M9: 1,506,899 km (0.08 R)
• M10: 1,666,819 km (0.119 R)
• M11: 1,760,767 km (0.08 R)
• M12: 1,942,229 km (0.055 R)
• M13: 2,079,410 km (0.062 R)
• M14: 2,297,823 km (0.118 R)
• M15: 2,470,310 km (0.035 R)
• M16: 2,605,845 km (0.057 R)
• M17: 2,786,111 km (0.079 R)
• M18: 2,956,054 km (0.029 R)
• M19: 3,086,054 km (0.064 R)
• M20: 3,188,379 km (0.087 R)
• M21: 3,321,671 km (0.116 R)
• M22: 3,609,497 km (0.073 R)
• M23: 3,717,657 km (0.086 R)
• M24: 3,889,694 km (0.12 R)
• M25: 4,000,696 km (0.092 R)
• M26: 4,177,221 km (0.106 R)
• M27: 4,422,263 km (0.063 R)
• M28: 4,926,557 km (0.086 R)
• M29: 5,046,983 km (0.081 R)
• M30: 5,150,804 km (0.061 R)
• M31: 5,591,819 km (0.061 R)
• M32: 5,807,988 km (0.08 R)
• M33: 6,045,100 km (0.077 R)
• M34: 6,379,003 km (0.114 R)
• M35: 6,567,047 km (0.1 R)
• M36: 6,891,076 km (0.109 R)
• M37: 7,495,601 km (0.104 R)
• M38: 7,774,153 km (0.042 R)
• M39: 7,914,775 km (0.109 R)
• M40: 8,178,216 km (0.057 R)
• M41: 8,485,790 km (0.065 R)
• M42: 8,692,983 km (0.084 R)
• M43: 8,818,046 km (0.059 R)
• M44: 9,070,119 km (0.12 R)
• M45: 9,175,885 km (0.062 R)
• M46: 9,281,949 km (0.097 R)
• M47: 9,710,697 km (0.107 R)
• M48: 9,884,081 km (0.06 R)
• M49: 10,058,362 km (0.094 R)
• M50: 10,299,813 km (0.072 R)
• M51: 10,878,159 km (0.053 R)
• M52: 11,307,505 km (0.077 R)
• M53: 11,742,386 km (0.051 R)
• M54: 11,834,688 km (0.085 R)
• M55: 11,950,327 km (0.106 R)
• M56: 12,463,747 km (0.083 R)
• M57: 12,841,780 km (0.092 R)
• M58: 12,960,711 km (0.119 R)
• M59: 13,199,619 km (0.101 R)
• M60: 13,343,681 km (0.075 R)
• M61: 14,170,060 km (0.079 R)
• M62: 14,292,880 km (0.032 R)
• M63: 14,663,882 km (0.093 R)
• M64: 14,887,830 km (0.102 R)
• M65: 15,693,864 km (0.089 R)
• M66: 16,050,804 km (0.07 R)
• M67: 16,410,587 km (0.094 R)
• M68: 17,532,272 km (0.098 R)
• M69: 17,664,367 km (0.102 R)
• M70: 17,770,282 km (0.112 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: 315 - 18,422 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit