🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.49 AU - 0.57 AU

Year: 253 Days

Day: 35.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.4

Radius: 10.1

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.87 AU - 2.21 AU

Year: 1911 Days

Day: 5.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,508,572 km

• M1: 125,662 km (0.07 R)
• M2: 485,744 km (0.092 R)
• M3: 852,409 km (0.113 R)
• M4: 1,266,944 km (0.104 R)
• M5: 1,727,855 km (0.108 R)
• M6: 2,571,587 km (0.11 R)
• M7: 3,386,447 km (0.113 R)
• M8: 4,006,530 km (0.067 R)
• M9: 4,831,263 km (0.078 R)
• M10: 6,622,847 km (0.102 R)
• M11: 8,753,570 km (0.041 R)
• M12: 9,324,884 km (0.07 R)
• M13: 9,992,689 km (0.089 R)
• M14: 10,919,448 km (0.091 R)
• M15: 12,436,520 km (0.115 R)
• M16: 15,063,309 km (0.1 R)
• M17: 15,397,660 km (0.066 R)
• M18: 16,582,026 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.6

Radius: 8.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.39 AU - 4.19 AU

Year: 4840 Days

Day: 7.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 97.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,508,572 km

• M1: 110,702 km (0.08 R)
• M2: 535,710 km (0.049 R)
• M3: 839,693 km (0.069 R)
• M4: 1,386,024 km (0.11 R)
• M5: 2,617,065 km (0.092 R)
• M6: 2,922,694 km (0.12 R)
• M7: 3,343,064 km (0.119 R)
• M8: 3,986,484 km (0.037 R)
• M9: 5,189,700 km (0.09 R)
• M10: 5,701,474 km (0.079 R)
• M11: 6,024,456 km (0.043 R)
• M12: 6,648,429 km (0.068 R)
• M13: 6,945,979 km (0.089 R)
• M14: 8,709,887 km (0.067 R)
• M15: 9,433,193 km (0.119 R)
• M16: 11,081,761 km (0.064 R)
• M17: 11,458,599 km (0.077 R)
• M18: 12,018,095 km (0.032 R)
• M19: 14,096,009 km (0.04 R)
• M20: 14,588,336 km (0.065 R)
• M21: 15,041,318 km (0.099 R)
• M22: 16,618,977 km (0.102 R)
• M23: 17,504,148 km (0.08 R)
• M24: 18,537,271 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.1

Radius: 12.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.61 AU - 5.09 AU

Year: 5952 Days

Day: 13.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,508,572 km

• M1: 181,163 km (0.1 R)
• M2: 1,257,819 km (0.102 R)
• M3: 1,662,332 km (0.045 R)
• M4: 2,337,018 km (0.119 R)
• M5: 3,374,629 km (0.086 R)
• M6: 4,987,443 km (0.117 R)
• M7: 6,781,870 km (0.087 R)
• M8: 8,281,589 km (0.092 R)
• M9: 8,939,819 km (0.081 R)
• M10: 11,008,459 km (0.038 R)
• M11: 14,707,715 km (0.119 R)
• M12: 17,626,070 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.7

Radius: 5

Gravity: 33.39 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.49 AU - 9.41 AU

Year: 16114 Days

Day: 24.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,508,572 km

• M1: 62,233 km (0.12 R)
• M2: 220,208 km (0.09 R)
• M3: 2,259,676 km (0.091 R)
• M4: 3,102,510 km (0.097 R)
• M5: 3,397,368 km (0.11 R)
• M6: 5,651,957 km (0.08 R)
• M7: 7,886,201 km (0.032 R)
• M8: 9,498,567 km (0.102 R)
• M9: 10,767,905 km (0.114 R)
• M10: 11,071,439 km (0.095 R)
• M11: 14,355,262 km (0.087 R)
• M12: 17,226,793 km (0.11 R)
• M13: 22,561,004 km (0.055 R)
• M14: 22,758,922 km (0.025 R)
• M15: 29,722,554 km (0.105 R)
• M16: 33,941,962 km (0.111 R)
• M17: 37,425,647 km (0.064 R)
• M18: 47,161,776 km (0.045 R)
• M19: 48,630,079 km (0.096 R)
• M20: 48,795,085 km (0.09 R)
• M21: 56,613,369 km (0.117 R)
• M22: 59,960,921 km (0.067 R)
• M23: 61,105,494 km (0.111 R)
• M24: 65,627,838 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.3

Radius: 5.9

Gravity: 26.04 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 8.36 AU - 9.84 AU

Year: 18008 Days

Day: 24.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 44,508,572 km

• M1: 79,137 km (0.114 R)
• M2: 264,788 km (0.038 R)
• M3: 519,703 km (0.069 R)
• M4: 1,122,433 km (0.114 R)
• M5: 1,674,150 km (0.035 R)
• M6: 3,438,357 km (0.066 R)
• M7: 3,888,497 km (0.111 R)
• M8: 4,209,834 km (0.115 R)
• M9: 4,479,559 km (0.063 R)
• M10: 6,792,791 km (0.105 R)
• M11: 8,256,007 km (0.071 R)
• M12: 9,626,324 km (0.086 R)
• M13: 9,858,799 km (0.117 R)
• M14: 11,789,958 km (0.068 R)
• M15: 12,949,491 km (0.102 R)
• M16: 15,812,495 km (0.11 R)
• M17: 17,822,941 km (0.046 R)
• M18: 19,716,850 km (0.108 R)
• M19: 22,141,382 km (0.102 R)
• M20: 22,751,443 km (0.033 R)
• M21: 24,005,222 km (0.113 R)
• M22: 25,084,721 km (0.037 R)
• M23: 26,993,440 km (0.088 R)
• M24: 32,639,862 km (0.091 R)
• M25: 37,428,490 km (0.101 R)
• M26: 40,515,442 km (0.108 R)
• M27: 40,969,920 km (0.107 R)
• M28: 48,880,955 km (0.115 R)
• M29: 50,611,503 km (0.076 R)
• M30: 62,261,736 km (0.114 R)
• M31: 68,490,094 km (0.108 R)
• M32: 71,093,396 km (0.062 R)
• M33: 75,577,592 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.5

Radius: 6.6

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.58 AU - 11.78 AU

Year: 19757 Days

Day: 20.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,508,572 km

• M1: 82,129 km (0.119 R)
• M2: 304,282 km (0.089 R)
• M3: 711,787 km (0.049 R)
• M4: 1,537,866 km (0.106 R)
• M5: 3,099,369 km (0.069 R)
• M6: 6,010,094 km (0.039 R)
• M7: 6,621,501 km (0.115 R)
• M8: 6,961,687 km (0.087 R)
• M9: 7,718,053 km (0.114 R)
• M10: 8,572,108 km (0.086 R)
• M11: 9,206,403 km (0.111 R)
• M12: 11,673,720 km (0.073 R)
• M13: 12,509,374 km (0.102 R)
• M14: 14,867,784 km (0.11 R)
• M15: 19,201,784 km (0.05 R)
• M16: 22,236,527 km (0.032 R)
• M17: 25,210,084 km (0.095 R)
• M18: 25,668,601 km (0.084 R)
• M19: 27,077,663 km (0.097 R)
• M20: 28,438,555 km (0.105 R)
• M21: 29,539,296 km (0.113 R)
• M22: 29,946,502 km (0.087 R)
• M23: 35,701,681 km (0.084 R)
• M24: 36,396,264 km (0.12 R)
• M25: 37,336,487 km (0.087 R)
• M26: 42,539,202 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 19,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit