🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.5 AU - 3.72 AU

Year: 2584 Days

Day: 20.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.1

Radius: 13.2

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.52 AU - 5.08 AU

Year: 3962 Days

Day: 12.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,303,249 km

• M1: 200,312 km (0.073 R)
• M2: 787,483 km (0.109 R)
• M3: 1,233,734 km (0.104 R)
• M4: 3,464,687 km (0.091 R)
• M5: 5,954,294 km (0.111 R)
• M6: 7,264,323 km (0.048 R)
• M7: 7,776,097 km (0.084 R)
• M8: 8,239,103 km (0.115 R)
• M9: 10,793,786 km (0.078 R)
• M10: 12,015,701 km (0.113 R)
• M11: 13,785,743 km (0.08 R)
• M12: 15,004,068 km (0.113 R)
• M13: 21,010,423 km (0.117 R)
• M14: 23,128,878 km (0.114 R)
• M15: 24,694,121 km (0.079 R)
• M16: 26,249,490 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.6

Radius: 12.9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.77 AU - 5.85 AU

Year: 4610 Days

Day: 14.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,303,249 km

• M1: 160,369 km (0.054 R)
• M2: 1,206,956 km (0.105 R)
• M3: 1,905,578 km (0.057 R)
• M4: 2,386,834 km (0.035 R)
• M5: 2,896,215 km (0.092 R)
• M6: 3,478,001 km (0.032 R)
• M7: 4,296,900 km (0.108 R)
• M8: 4,777,408 km (0.109 R)
• M9: 5,455,984 km (0.108 R)
• M10: 6,408,773 km (0.117 R)
• M11: 8,095,638 km (0.111 R)
• M12: 8,719,013 km (0.088 R)
• M13: 10,270,343 km (0.105 R)
• M14: 11,859,371 km (0.089 R)
• M15: 14,702,030 km (0.071 R)
• M16: 16,540,887 km (0.113 R)
• M17: 17,425,609 km (0.056 R)
• M18: 18,591,275 km (0.094 R)
• M19: 19,547,655 km (0.092 R)
• M20: 20,137,070 km (0.103 R)
• M21: 21,489,435 km (0.062 R)
• M22: 22,187,907 km (0.034 R)
• M23: 24,981,199 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.5

Radius: 11.7

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.74 AU - 5.82 AU

Year: 5235 Days

Day: 5.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,303,249 km

• M1: 146,307 km (0.065 R)
• M2: 530,923 km (0.068 R)
• M3: 926,310 km (0.103 R)
• M4: 1,378,544 km (0.107 R)
• M5: 2,157,500 km (0.099 R)
• M6: 3,026,066 km (0.114 R)
• M7: 3,622,363 km (0.067 R)
• M8: 4,577,994 km (0.093 R)
• M9: 5,312,520 km (0.097 R)
• M10: 6,272,040 km (0.106 R)
• M11: 7,343,460 km (0.108 R)
• M12: 7,993,313 km (0.106 R)
• M13: 10,010,042 km (0.042 R)
• M14: 10,552,634 km (0.041 R)
• M15: 12,345,863 km (0.119 R)
• M16: 14,970,109 km (0.046 R)
• M17: 20,688,338 km (0.058 R)
• M18: 21,295,855 km (0.042 R)
• M19: 21,984,753 km (0.108 R)
• M20: 23,117,808 km (0.118 R)
• M21: 24,889,795 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.8

Radius: 9

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.45 AU - 6.15 AU

Year: 5262 Days

Day: 14.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,303,249 km

• M1: 111,899 km (0.086 R)
• M2: 487,240 km (0.114 R)
• M3: 782,397 km (0.096 R)
• M4: 1,201,720 km (0.092 R)
• M5: 1,636,451 km (0.087 R)
• M6: 2,112,023 km (0.068 R)
• M7: 2,659,252 km (0.093 R)
• M8: 3,094,582 km (0.063 R)
• M9: 3,643,307 km (0.088 R)
• M10: 6,118,254 km (0.116 R)
• M11: 6,776,484 km (0.083 R)
• M12: 7,664,797 km (0.12 R)
• M13: 8,668,897 km (0.055 R)
• M14: 9,077,599 km (0.058 R)
• M15: 9,585,035 km (0.081 R)
• M16: 10,518,376 km (0.109 R)
• M17: 13,410,103 km (0.058 R)
• M18: 13,736,675 km (0.081 R)
• M19: 14,349,129 km (0.12 R)
• M20: 15,154,863 km (0.067 R)
• M21: 15,748,617 km (0.095 R)
• M22: 18,952,405 km (0.07 R)
• M23: 20,706,739 km (0.115 R)
• M24: 23,029,096 km (0.119 R)
• M25: 23,893,323 km (0.118 R)
• M26: 25,436,724 km (0.093 R)
• M27: 26,530,285 km (0.07 R)
• M28: 27,654,962 km (0.073 R)
• M29: 28,720,996 km (0.12 R)
• M30: 32,180,596 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.5

Radius: 12.2

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 11 AU - 11.34 AU

Year: 14064 Days

Day: 5.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,303,249 km

• M1: 152,590 km (0.036 R)
• M2: 825,930 km (0.076 R)
• M3: 1,421,778 km (0.034 R)
• M4: 2,023,760 km (0.078 R)
• M5: 2,699,494 km (0.107 R)
• M6: 3,386,597 km (0.083 R)
• M7: 3,772,110 km (0.054 R)
• M8: 4,311,411 km (0.045 R)
• M9: 6,244,664 km (0.03 R)
• M10: 6,785,610 km (0.084 R)
• M11: 8,399,172 km (0.097 R)
• M12: 8,852,604 km (0.027 R)
• M13: 9,536,415 km (0.106 R)
• M14: 12,892,494 km (0.03 R)
• M15: 13,293,416 km (0.093 R)
• M16: 16,337,434 km (0.057 R)
• M17: 18,271,435 km (0.064 R)
• M18: 19,554,985 km (0.098 R)
• M19: 20,174,170 km (0.086 R)
• M20: 21,826,629 km (0.081 R)
• M21: 25,399,325 km (0.12 R)
• M22: 28,773,654 km (0.09 R)
• M23: 30,273,672 km (0.098 R)
• M24: 30,864,285 km (0.061 R)
• M25: 50,696,175 km (0.059 R)
• M26: 60,556,021 km (0.054 R)
• M27: 65,736,446 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94

Radius: 3.2

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.21 AU - 17.81 AU

Year: 27603 Days

Day: 21 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,303,249 km

• M1: 39,793 km (0.103 R)
• M2: 309,368 km (0.073 R)
• M3: 737,368 km (0.106 R)
• M4: 2,270,148 km (0.105 R)
• M5: 2,482,128 km (0.114 R)
• M6: 5,689,057 km (0.088 R)
• M7: 6,116,010 km (0.109 R)
• M8: 7,033,793 km (0.111 R)
• M9: 7,154,518 km (0.105 R)
• M10: 7,952,174 km (0.081 R)
• M11: 8,440,013 km (0.069 R)
• M12: 8,853,800 km (0.109 R)
• M13: 13,451,093 km (0.079 R)
• M14: 15,122,998 km (0.06 R)
• M15: 22,405,273 km (0.044 R)
• M16: 34,424,116 km (0.112 R)
• M17: 39,013,778 km (0.09 R)
• M18: 39,392,560 km (0.09 R)
• M19: 40,414,613 km (0.094 R)
• M20: 40,932,221 km (0.096 R)
• M21: 43,722,521 km (0.066 R)
• M22: 44,542,317 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.1

Radius: 6.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 17.47 AU - 17.55 AU

Year: 27603 Days

Day: 23.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,303,249 km

• M1: 84,523 km (0.101 R)
• M2: 694,134 km (0.028 R)
• M3: 2,043,806 km (0.114 R)
• M4: 2,396,408 km (0.07 R)
• M5: 2,921,646 km (0.079 R)
• M6: 4,199,063 km (0.088 R)
• M7: 4,433,632 km (0.105 R)
• M8: 7,931,230 km (0.037 R)
• M9: 12,325,219 km (0.083 R)
• M10: 14,396,102 km (0.085 R)
• M11: 15,066,899 km (0.105 R)
• M12: 23,232,998 km (0.08 R)
• M13: 25,876,093 km (0.097 R)
• M14: 26,170,652 km (0.09 R)
• M15: 29,453,427 km (0.04 R)
• M16: 35,356,559 km (0.095 R)
• M17: 47,646,772 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.1

Radius: 7.8

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 15.88 AU - 21.8 AU

Year: 30807 Days

Day: 18 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,303,249 km

• M1: 548,575 km (0.118 R)
• M2: 805,136 km (0.074 R)
• M3: 1,890,917 km (0.103 R)
• M4: 2,645,040 km (0.082 R)
• M5: 3,008,563 km (0.059 R)
• M6: 4,622,574 km (0.117 R)
• M7: 5,933,201 km (0.055 R)
• M8: 7,475,106 km (0.1 R)
• M9: 9,267,139 km (0.105 R)
• M10: 21,592,657 km (0.082 R)
• M11: 24,379,217 km (0.116 R)
• M12: 26,325,485 km (0.105 R)
• M13: 27,036,374 km (0.039 R)
• M14: 28,496,599 km (0.118 R)
• M15: 30,524,398 km (0.088 R)
• M16: 38,529,829 km (0.109 R)
• M17: 52,526,356 km (0.098 R)
• M18: 53,841,770 km (0.115 R)
• M19: 55,179,025 km (0.099 R)
• M20: 59,728,446 km (0.08 R)
• M21: 67,341,332 km (0.074 R)
• M22: 79,687,794 km (0.097 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: 313 - 12,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit