🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.43 AU - 0.57 AU

Year: 228 Days

Day: 37.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.58 AU - 0.74 AU

Year: 346 Days

Day: 37.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.3

Radius: 12.3

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.08 AU - 1.68 AU

Year: 1047 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,654,791 km

• M1: 153,039 km (0.063 R)
• M2: 548,875 km (0.111 R)
• M3: 969,843 km (0.083 R)
• M4: 1,650,513 km (0.113 R)
• M5: 2,059,663 km (0.088 R)
• M6: 2,518,630 km (0.098 R)
• M7: 2,930,622 km (0.063 R)
• M8: 3,422,350 km (0.074 R)
• M9: 3,943,400 km (0.083 R)
• M10: 4,475,370 km (0.097 R)
• M11: 5,238,169 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.6

Radius: 13.8

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.11 AU - 3.55 AU

Year: 3924 Days

Day: 13.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,654,791 km

• M1: 171,888 km (0.12 R)
• M2: 909,106 km (0.098 R)
• M3: 1,418,188 km (0.11 R)
• M4: 2,545,408 km (0.076 R)
• M5: 3,185,238 km (0.113 R)
• M6: 5,054,314 km (0.109 R)
• M7: 9,527,888 km (0.093 R)
• M8: 13,733,533 km (0.075 R)
• M9: 14,621,995 km (0.092 R)
• M10: 17,011,073 km (0.117 R)
• M11: 18,035,968 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 9.6

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.42 AU - 3.8 AU

Year: 4429 Days

Day: 13.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,654,791 km

• M1: 122,521 km (0.115 R)
• M2: 465,997 km (0.098 R)
• M3: 936,333 km (0.08 R)
• M4: 1,688,062 km (0.071 R)
• M5: 2,207,167 km (0.075 R)
• M6: 2,519,228 km (0.088 R)
• M7: 2,907,734 km (0.078 R)
• M8: 3,882,065 km (0.038 R)
• M9: 4,812,115 km (0.066 R)
• M10: 7,253,552 km (0.042 R)
• M11: 7,581,321 km (0.034 R)
• M12: 8,526,181 km (0.067 R)
• M13: 9,477,025 km (0.103 R)
• M14: 9,941,826 km (0.052 R)
• M15: 10,801,565 km (0.041 R)
• M16: 11,151,025 km (0.111 R)
• M17: 11,588,599 km (0.119 R)
• M18: 12,498,005 km (0.095 R)
• M19: 14,599,256 km (0.1 R)
• M20: 15,365,347 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 13.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.65 AU - 4.01 AU

Year: 4840 Days

Day: 11.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,654,791 km

• M1: 169,794 km (0.118 R)
• M2: 594,951 km (0.079 R)
• M3: 1,289,534 km (0.071 R)
• M4: 1,858,155 km (0.053 R)
• M5: 2,338,215 km (0.087 R)
• M6: 3,873,388 km (0.098 R)
• M7: 4,351,952 km (0.088 R)
• M8: 4,793,714 km (0.065 R)
• M9: 5,512,831 km (0.032 R)
• M10: 7,786,420 km (0.08 R)
• M11: 8,975,423 km (0.088 R)
• M12: 9,860,893 km (0.058 R)
• M13: 10,715,546 km (0.038 R)
• M14: 11,665,492 km (0.101 R)
• M15: 12,281,237 km (0.11 R)
• M16: 13,018,605 km (0.052 R)
• M17: 14,527,898 km (0.101 R)
• M18: 16,092,991 km (0.045 R)
• M19: 17,156,781 km (0.069 R)
• M20: 18,016,221 km (0.114 R)
• M21: 18,456,637 km (0.045 R)
• M22: 19,954,561 km (0.1 R)
• M23: 20,836,291 km (0.116 R)
• M24: 21,391,748 km (0.116 R)
• M25: 26,277,764 km (0.058 R)
• M26: 27,752,200 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.5

Radius: 3.8

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.94 AU - 6.72 AU

Year: 10283 Days

Day: 23.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,654,791 km

• M1: 47,273 km (0.108 R)
• M2: 234,569 km (0.069 R)
• M3: 360,980 km (0.119 R)
• M4: 889,359 km (0.109 R)
• M5: 2,316,373 km (0.092 R)
• M6: 3,945,943 km (0.077 R)
• M7: 4,993,278 km (0.11 R)
• M8: 8,425,801 km (0.093 R)
• M9: 8,930,245 km (0.077 R)
• M10: 10,965,075 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.8

Radius: 5.6

Gravity: 20.98 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.07 AU - 7.91 AU

Year: 10675 Days

Day: 17.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,654,791 km

• M1: 69,713 km (0.099 R)
• M2: 387,010 km (0.116 R)
• M3: 822,040 km (0.088 R)
• M4: 1,008,589 km (0.065 R)
• M5: 1,510,789 km (0.113 R)
• M6: 2,008,351 km (0.078 R)
• M7: 2,202,679 km (0.083 R)
• M8: 2,507,859 km (0.065 R)
• M9: 2,906,537 km (0.053 R)
• M10: 4,271,468 km (0.048 R)
• M11: 5,322,692 km (0.056 R)
• M12: 5,593,165 km (0.116 R)
• M13: 6,846,496 km (0.044 R)
• M14: 8,639,576 km (0.051 R)
• M15: 9,013,571 km (0.118 R)
• M16: 9,743,609 km (0.069 R)
• M17: 12,054,447 km (0.074 R)
• M18: 15,374,921 km (0.1 R)
• M19: 17,280,200 km (0.112 R)
• M20: 20,713,022 km (0.118 R)
• M21: 24,574,442 km (0.044 R)
• M22: 29,725,097 km (0.108 R)
• M23: 30,255,272 km (0.12 R)
• M24: 31,443,827 km (0.1 R)
• M25: 31,773,241 km (0.115 R)
• M26: 35,432,405 km (0.048 R)
• M27: 38,479,265 km (0.064 R)
• M28: 42,227,141 km (0.092 R)
• M29: 46,069,861 km (0.111 R)
• M30: 46,495,018 km (0.052 R)
• M31: 47,496,875 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.3

Radius: 3

Gravity: 50.7 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.58 AU - 8.86 AU

Year: 13850 Days

Day: 16.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,654,791 km

• M1: 102,774 km (0.119 R)
• M2: 230,830 km (0.119 R)
• M3: 377,136 km (0.079 R)
• M4: 511,774 km (0.087 R)
• M5: 729,290 km (0.054 R)
• M6: 830,119 km (0.106 R)
• M7: 1,190,500 km (0.114 R)
• M8: 1,541,157 km (0.064 R)
• M9: 2,343,002 km (0.115 R)
• M10: 2,606,593 km (0.092 R)
• M11: 2,734,649 km (0.09 R)
• M12: 2,957,400 km (0.106 R)
• M13: 4,556,003 km (0.045 R)
• M14: 5,433,544 km (0.08 R)
• M15: 5,930,359 km (0.067 R)
• M16: 7,095,427 km (0.103 R)
• M17: 7,345,555 km (0.104 R)
• M18: 7,515,498 km (0.062 R)
• M19: 7,688,134 km (0.108 R)
• M20: 9,461,617 km (0.061 R)
• M21: 9,612,262 km (0.066 R)
• M22: 10,283,657 km (0.102 R)
• M23: 12,484,690 km (0.103 R)
• M24: 14,179,784 km (0.12 R)
• M25: 15,951,471 km (0.12 R)
• M26: 20,507,175 km (0.065 R)
• M27: 21,442,611 km (0.071 R)
• M28: 25,083,973 km (0.116 R)
• M29: 26,350,767 km (0.086 R)
• M30: 26,849,078 km (0.113 R)
• M31: 29,542,139 km (0.114 R)
• M32: 29,756,512 km (0.116 R)
• M33: 37,927,847 km (0.078 R)
• M34: 38,562,741 km (0.053 R)
• M35: 39,854,070 km (0.049 R)
• M36: 42,114,793 km (0.095 R)
• M37: 46,166,202 km (0.112 R)
• M38: 48,657,755 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783.4

Radius: 4

Gravity: 48.96 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.48 AU - 10.54 AU

Year: 16029 Days

Day: 17.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,654,791 km

• M1: 53,556 km (0.093 R)
• M2: 254,616 km (0.088 R)
• M3: 449,841 km (0.063 R)
• M4: 615,146 km (0.059 R)
• M5: 831,166 km (0.109 R)
• M6: 1,083,537 km (0.116 R)
• M7: 1,722,919 km (0.113 R)
• M8: 2,842,509 km (0.084 R)
• M9: 3,171,176 km (0.038 R)
• M10: 3,904,056 km (0.083 R)
• M11: 4,374,990 km (0.041 R)
• M12: 5,428,608 km (0.115 R)
• M13: 6,859,062 km (0.072 R)
• M14: 7,876,477 km (0.084 R)
• M15: 8,170,587 km (0.104 R)
• M16: 8,728,737 km (0.071 R)
• M17: 14,068,184 km (0.087 R)
• M18: 14,868,383 km (0.086 R)
• M19: 17,949,949 km (0.108 R)
• M20: 18,459,031 km (0.078 R)
• M21: 19,240,381 km (0.102 R)
• M22: 22,685,320 km (0.109 R)
• M23: 24,812,303 km (0.051 R)
• M24: 33,363,467 km (0.091 R)
• M25: 33,618,531 km (0.096 R)
• M26: 36,105,745 km (0.11 R)
• M27: 39,419,189 km (0.084 R)
• M28: 40,712,163 km (0.074 R)
• M29: 42,033,262 km (0.113 R)
• M30: 48,414,209 km (0.118 R)
• M31: 51,069,721 km (0.092 R)
• M32: 54,700,312 km (0.086 R)
• M33: 55,410,902 km (0.062 R)
• M34: 56,850,332 km (0.062 R)
• M35: 61,892,229 km (0.087 R)
• M36: 68,039,206 km (0.028 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 19,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit