🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.43 AU - 0.61 AU

Year: 242 Days

Day: 42.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,112,025 km

• M1: 32,164 km (0.109 R)
• M2: 67,768 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823

Radius: 12.2

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.69 AU - 1.11 AU

Year: 551 Days

Day: 10.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,112,025 km

• M1: 151,692 km (0.107 R)
• M2: 554,709 km (0.093 R)
• M3: 1,039,256 km (0.096 R)
• M4: 1,421,329 km (0.031 R)
• M5: 1,882,988 km (0.116 R)
• M6: 2,568,147 km (0.046 R)
• M7: 3,350,394 km (0.038 R)
• M8: 4,152,388 km (0.107 R)
• M9: 5,078,399 km (0.099 R)
• M10: 5,726,307 km (0.082 R)
• M11: 6,468,163 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.6

Radius: 9.9

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.35 AU - 1.99 AU

Year: 1393 Days

Day: 6.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,112,025 km

• M1: 123,418 km (0.028 R)
• M2: 568,622 km (0.069 R)
• M3: 1,008,888 km (0.095 R)
• M4: 1,317,508 km (0.105 R)
• M5: 2,069,238 km (0.109 R)
• M6: 2,384,291 km (0.108 R)
• M7: 3,849,452 km (0.058 R)
• M8: 4,530,272 km (0.093 R)
• M9: 5,106,823 km (0.109 R)
• M10: 7,648,640 km (0.106 R)
• M11: 8,438,816 km (0.099 R)
• M12: 9,312,318 km (0.042 R)
• M13: 10,635,212 km (0.059 R)
• M14: 11,102,855 km (0.113 R)
• M15: 11,584,111 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 11.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.85 AU - 2.53 AU

Year: 2093 Days

Day: 5.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,112,025 km

• M1: 145,559 km (0.116 R)
• M2: 889,359 km (0.113 R)
• M3: 1,289,982 km (0.093 R)
• M4: 1,857,108 km (0.106 R)
• M5: 2,698,297 km (0.108 R)
• M6: 3,214,559 km (0.049 R)
• M7: 4,189,638 km (0.088 R)
• M8: 4,569,168 km (0.116 R)
• M9: 6,401,742 km (0.115 R)
• M10: 6,989,661 km (0.095 R)
• M11: 7,410,779 km (0.085 R)
• M12: 7,908,641 km (0.075 R)
• M13: 8,777,356 km (0.052 R)
• M14: 9,469,844 km (0.067 R)
• M15: 9,986,406 km (0.114 R)
• M16: 10,963,878 km (0.112 R)
• M17: 11,456,654 km (0.071 R)
• M18: 12,857,339 km (0.112 R)
• M19: 13,277,709 km (0.11 R)
• M20: 13,925,617 km (0.052 R)
• M21: 15,191,365 km (0.096 R)
• M22: 15,756,695 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.6

Radius: 9.1

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.08 AU - 2.98 AU

Year: 2598 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,112,025 km

• M1: 125,363 km (0.114 R)
• M2: 437,125 km (0.12 R)
• M3: 837,299 km (0.107 R)
• M4: 1,361,939 km (0.089 R)
• M5: 1,746,555 km (0.053 R)
• M6: 2,039,617 km (0.107 R)
• M7: 4,710,987 km (0.083 R)
• M8: 6,092,672 km (0.101 R)
• M9: 6,876,715 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.1

Radius: 8.7

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.56 AU - 2.72 AU

Year: 2770 Days

Day: 11.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,112,025 km

• M1: 108,159 km (0.085 R)
• M2: 398,379 km (0.046 R)
• M3: 775,515 km (0.096 R)
• M4: 1,241,962 km (0.081 R)
• M5: 1,886,728 km (0.099 R)
• M6: 2,159,296 km (0.044 R)
• M7: 2,662,992 km (0.116 R)
• M8: 4,373,195 km (0.12 R)
• M9: 6,110,774 km (0.086 R)
• M10: 7,417,212 km (0.105 R)
• M11: 8,529,323 km (0.112 R)
• M12: 9,107,967 km (0.087 R)
• M13: 10,727,364 km (0.056 R)
• M14: 12,230,673 km (0.081 R)
• M15: 14,101,694 km (0.036 R)
• M16: 14,383,686 km (0.091 R)
• M17: 15,105,495 km (0.071 R)
• M18: 16,725,341 km (0.113 R)
• M19: 17,849,569 km (0.089 R)
• M20: 18,290,733 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.9

Radius: 14.2

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.95 AU - 3.07 AU

Year: 3372 Days

Day: 9.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,112,025 km

• M1: 176,675 km (0.115 R)
• M2: 899,233 km (0.096 R)
• M3: 2,096,016 km (0.108 R)
• M4: 3,592,593 km (0.119 R)
• M5: 4,312,159 km (0.079 R)
• M6: 4,788,927 km (0.107 R)
• M7: 6,236,137 km (0.107 R)
• M8: 6,699,142 km (0.11 R)
• M9: 7,247,418 km (0.108 R)
• M10: 8,574,202 km (0.09 R)
• M11: 9,258,612 km (0.111 R)
• M12: 9,786,094 km (0.105 R)
• M13: 10,737,238 km (0.071 R)
• M14: 11,792,501 km (0.102 R)
• M15: 12,368,004 km (0.1 R)
• M16: 14,707,864 km (0.107 R)
• M17: 15,427,430 km (0.054 R)
• M18: 16,116,627 km (0.065 R)
• M19: 16,660,565 km (0.114 R)
• M20: 19,020,322 km (0.069 R)
• M21: 22,256,872 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.9

Radius: 11.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.4 AU - 7.26 AU

Year: 9089 Days

Day: 8.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,112,025 km

• M1: 146,756 km (0.062 R)
• M2: 771,327 km (0.035 R)
• M3: 1,146,967 km (0.117 R)
• M4: 1,532,780 km (0.109 R)
• M5: 1,961,228 km (0.087 R)
• M6: 2,844,005 km (0.116 R)
• M7: 3,684,745 km (0.119 R)
• M8: 5,507,446 km (0.1 R)
• M9: 6,919,949 km (0.104 R)
• M10: 8,189,287 km (0.055 R)
• M11: 9,117,990 km (0.111 R)
• M12: 9,699,028 km (0.114 R)
• M13: 11,591,441 km (0.097 R)
• M14: 12,927,201 km (0.044 R)
• M15: 13,892,406 km (0.102 R)
• M16: 18,732,346 km (0.065 R)
• M17: 19,162,290 km (0.118 R)
• M18: 22,681,132 km (0.098 R)
• M19: 25,543,836 km (0.057 R)
• M20: 26,072,964 km (0.118 R)
• M21: 27,061,956 km (0.052 R)
• M22: 27,704,179 km (0.083 R)
• M23: 33,318,438 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.1

Radius: 5.9

Gravity: 19.77 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.87 AU - 9.43 AU

Year: 13662 Days

Day: 21.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,112,025 km

• M1: 73,453 km (0.108 R)
• M2: 379,081 km (0.091 R)
• M3: 581,936 km (0.052 R)
• M4: 1,052,271 km (0.063 R)
• M5: 1,635,554 km (0.087 R)
• M6: 2,539,873 km (0.11 R)
• M7: 4,766,787 km (0.11 R)
• M8: 7,018,384 km (0.054 R)
• M9: 7,950,080 km (0.101 R)
• M10: 11,179,150 km (0.104 R)
• M11: 12,197,313 km (0.109 R)
• M12: 12,508,177 km (0.115 R)
• M13: 12,697,119 km (0.119 R)
• M14: 14,278,818 km (0.076 R)
• M15: 19,890,533 km (0.054 R)
• M16: 23,417,303 km (0.119 R)
• M17: 25,377,932 km (0.115 R)
• M18: 25,884,770 km (0.026 R)
• M19: 29,178,317 km (0.101 R)
• M20: 31,329,235 km (0.084 R)
• M21: 32,740,840 km (0.104 R)
• M22: 34,317,303 km (0.065 R)
• M23: 34,812,472 km (0.083 R)
• M24: 41,269,565 km (0.103 R)
• M25: 42,678,627 km (0.054 R)
• M26: 54,116,880 km (0.076 R)
• M27: 54,787,527 km (0.102 R)
• M28: 57,874,180 km (0.047 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.2

Radius: 3

Gravity: 68.13 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.04 AU - 10.82 AU

Year: 18697 Days

Day: 15.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,112,025 km

• M1: 39,195 km (0.101 R)
• M2: 152,440 km (0.119 R)
• M3: 488,287 km (0.047 R)
• M4: 695,630 km (0.116 R)
• M5: 1,093,261 km (0.099 R)
• M6: 1,356,254 km (0.09 R)
• M7: 4,162,112 km (0.111 R)
• M8: 4,388,902 km (0.102 R)
• M9: 7,884,257 km (0.052 R)
• M10: 8,081,277 km (0.099 R)
• M11: 10,949,367 km (0.104 R)
• M12: 11,506,320 km (0.031 R)
• M13: 11,887,795 km (0.039 R)
• M14: 14,138,495 km (0.079 R)
• M15: 15,325,255 km (0.104 R)
• M16: 15,632,080 km (0.08 R)
• M17: 17,726,749 km (0.05 R)
• M18: 21,877,193 km (0.118 R)
• M19: 25,651,397 km (0.038 R)
• M20: 32,028,755 km (0.061 R)
• M21: 41,868,255 km (0.107 R)
• M22: 46,821,142 km (0.085 R)
• M23: 46,981,959 km (0.068 R)
• M24: 48,609,883 km (0.064 R)
• M25: 50,275,057 km (0.1 R)
• M26: 50,612,700 km (0.089 R)
• M27: 52,150,267 km (0.034 R)
• M28: 64,587,833 km (0.115 R)
• M29: 65,789,404 km (0.068 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 11,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit