🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.51 AU - 0.67 AU

Year: 293 Days

Day: 20.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,640,555 km

• M1: 26,778 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.61 AU - 0.65 AU

Year: 323 Days

Day: 46.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.2

Radius: 9.2

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.08 AU - 1.16 AU

Year: 765 Days

Day: 12.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,640,555 km

• M1: 114,442 km (0.065 R)
• M2: 425,756 km (0.034 R)
• M3: 854,204 km (0.067 R)
• M4: 1,211,892 km (0.11 R)
• M5: 1,577,510 km (0.112 R)
• M6: 1,892,563 km (0.091 R)
• M7: 2,346,143 km (0.109 R)
• M8: 2,933,913 km (0.099 R)
• M9: 3,631,339 km (0.088 R)
• M10: 4,658,029 km (0.109 R)
• M11: 5,052,518 km (0.088 R)
• M12: 5,725,859 km (0.069 R)
• M13: 6,523,365 km (0.086 R)
• M14: 7,017,935 km (0.069 R)
• M15: 7,345,405 km (0.117 R)
• M16: 7,707,731 km (0.111 R)
• M17: 9,111,857 km (0.118 R)
• M18: 9,502,307 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.1

Radius: 9.9

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.33 AU - 1.99 AU

Year: 1381 Days

Day: 7.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,640,555 km

• M1: 123,418 km (0.089 R)
• M2: 482,752 km (0.114 R)
• M3: 836,701 km (0.079 R)
• M4: 1,196,933 km (0.07 R)
• M5: 1,505,852 km (0.1 R)
• M6: 1,889,870 km (0.109 R)
• M7: 2,928,528 km (0.072 R)
• M8: 3,312,695 km (0.1 R)
• M9: 3,680,257 km (0.078 R)
• M10: 4,092,998 km (0.105 R)
• M11: 4,555,704 km (0.116 R)
• M12: 5,325,535 km (0.116 R)
• M13: 5,877,700 km (0.091 R)
• M14: 6,840,363 km (0.053 R)
• M15: 7,174,863 km (0.096 R)
• M16: 7,493,357 km (0.063 R)
• M17: 7,876,926 km (0.093 R)
• M18: 9,137,438 km (0.036 R)
• M19: 10,359,353 km (0.048 R)
• M20: 11,614,180 km (0.077 R)
• M21: 11,980,246 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.3

Radius: 12.8

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.83 AU - 4.19 AU

Year: 4246 Days

Day: 13.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,640,555 km

• M1: 159,172 km (0.099 R)
• M2: 591,061 km (0.099 R)
• M3: 1,008,589 km (0.119 R)
• M4: 1,760,917 km (0.073 R)
• M5: 2,172,460 km (0.096 R)
• M6: 2,633,222 km (0.119 R)
• M7: 3,574,641 km (0.12 R)
• M8: 5,148,112 km (0.082 R)
• M9: 6,061,257 km (0.119 R)
• M10: 6,467,415 km (0.115 R)
• M11: 7,016,589 km (0.086 R)
• M12: 10,991,704 km (0.029 R)
• M13: 11,820,027 km (0.088 R)
• M14: 13,650,806 km (0.102 R)
• M15: 14,763,215 km (0.109 R)
• M16: 17,168,450 km (0.086 R)
• M17: 18,045,094 km (0.068 R)
• M18: 20,270,661 km (0.108 R)
• M19: 21,516,363 km (0.089 R)
• M20: 22,535,274 km (0.106 R)
• M21: 23,943,738 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.5

Radius: 14.4

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.21 AU - 5.09 AU

Year: 6474 Days

Day: 14.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,640,555 km

• M1: 179,218 km (0.12 R)
• M2: 720,463 km (0.084 R)
• M3: 1,296,864 km (0.093 R)
• M4: 1,987,408 km (0.107 R)
• M5: 3,225,031 km (0.12 R)
• M6: 4,097,186 km (0.098 R)
• M7: 4,692,736 km (0.063 R)
• M8: 5,371,162 km (0.047 R)
• M9: 6,142,040 km (0.076 R)
• M10: 7,108,143 km (0.029 R)
• M11: 7,644,152 km (0.054 R)
• M12: 9,832,320 km (0.064 R)
• M13: 10,741,726 km (0.12 R)
• M14: 11,196,054 km (0.104 R)
• M15: 12,456,117 km (0.118 R)
• M16: 13,426,110 km (0.112 R)
• M17: 14,346,735 km (0.071 R)
• M18: 15,516,890 km (0.117 R)
• M19: 16,585,318 km (0.114 R)
• M20: 18,279,214 km (0.104 R)
• M21: 19,289,000 km (0.068 R)
• M22: 20,650,640 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.6

Radius: 8.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.22 AU - 6.42 AU

Year: 9066 Days

Day: 5.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,640,555 km

• M1: 104,719 km (0.085 R)
• M2: 723,306 km (0.115 R)
• M3: 1,329,327 km (0.118 R)
• M4: 1,762,562 km (0.055 R)
• M5: 2,086,741 km (0.08 R)
• M6: 2,417,352 km (0.104 R)
• M7: 2,728,366 km (0.077 R)
• M8: 3,007,964 km (0.099 R)
• M9: 8,424,305 km (0.027 R)
• M10: 10,210,503 km (0.099 R)
• M11: 10,935,455 km (0.097 R)
• M12: 12,640,122 km (0.065 R)
• M13: 13,158,030 km (0.087 R)
• M14: 13,475,477 km (0.082 R)
• M15: 14,015,974 km (0.119 R)
• M16: 14,910,869 km (0.086 R)
• M17: 17,000,452 km (0.105 R)
• M18: 18,082,643 km (0.064 R)
• M19: 19,075,075 km (0.073 R)
• M20: 21,604,476 km (0.04 R)
• M21: 23,255,737 km (0.115 R)
• M22: 28,889,593 km (0.06 R)
• M23: 29,697,571 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.6

Radius: 4.4

Gravity: 41.92 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.73 AU - 7.45 AU

Year: 10923 Days

Day: 24.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,640,555 km

• M1: 54,753 km (0.075 R)
• M2: 314,156 km (0.079 R)
• M3: 453,132 km (0.087 R)
• M4: 770,130 km (0.11 R)
• M5: 1,010,234 km (0.117 R)
• M6: 1,272,779 km (0.065 R)
• M7: 1,951,055 km (0.114 R)
• M8: 2,300,067 km (0.103 R)
• M9: 2,798,976 km (0.041 R)
• M10: 3,097,723 km (0.104 R)
• M11: 3,520,038 km (0.076 R)
• M12: 4,357,337 km (0.096 R)
• M13: 8,947,149 km (0.026 R)
• M14: 9,645,024 km (0.116 R)
• M15: 16,582,475 km (0.086 R)
• M16: 16,803,880 km (0.088 R)
• M17: 18,566,891 km (0.082 R)
• M18: 19,289,149 km (0.097 R)
• M19: 24,780,887 km (0.111 R)
• M20: 25,361,925 km (0.109 R)
• M21: 25,655,736 km (0.059 R)
• M22: 26,450,549 km (0.061 R)
• M23: 27,880,705 km (0.042 R)
• M24: 29,361,724 km (0.111 R)
• M25: 30,231,037 km (0.116 R)
• M26: 34,957,282 km (0.116 R)
• M27: 35,443,176 km (0.115 R)
• M28: 36,677,508 km (0.064 R)
• M29: 45,695,567 km (0.089 R)
• M30: 48,498,283 km (0.116 R)
• M31: 49,711,821 km (0.089 R)
• M32: 53,795,544 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.1

Radius: 5.9

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.7 AU - 9.36 AU

Year: 13342 Days

Day: 16.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,640,555 km

• M1: 73,453 km (0.082 R)
• M2: 348,862 km (0.103 R)
• M3: 576,401 km (0.112 R)
• M4: 776,563 km (0.088 R)
• M5: 1,273,826 km (0.117 R)
• M6: 1,549,834 km (0.078 R)
• M7: 2,505,166 km (0.116 R)
• M8: 2,811,393 km (0.095 R)
• M9: 3,211,567 km (0.035 R)
• M10: 4,435,726 km (0.078 R)
• M11: 4,761,999 km (0.107 R)
• M12: 5,265,097 km (0.108 R)
• M13: 6,085,342 km (0.083 R)
• M14: 7,146,141 km (0.063 R)
• M15: 7,553,346 km (0.108 R)
• M16: 10,175,498 km (0.116 R)
• M17: 10,638,503 km (0.093 R)
• M18: 11,717,552 km (0.118 R)
• M19: 14,154,502 km (0.074 R)
• M20: 17,852,860 km (0.113 R)
• M21: 20,810,410 km (0.114 R)
• M22: 21,222,403 km (0.076 R)
• M23: 23,899,157 km (0.106 R)
• M24: 24,260,137 km (0.088 R)
• M25: 28,676,865 km (0.088 R)
• M26: 29,911,346 km (0.095 R)
• M27: 31,073,722 km (0.059 R)
• M28: 40,575,580 km (0.051 R)
• M29: 47,030,279 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.9

Radius: 5.5

Gravity: 22.48 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.95 AU - 9.59 AU

Year: 15356 Days

Day: 21 Hours

Environment

Temp: -232 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,640,555 km

• M1: 78,389 km (0.063 R)
• M2: 369,806 km (0.053 R)
• M3: 632,201 km (0.043 R)
• M4: 2,036,476 km (0.101 R)
• M5: 2,501,426 km (0.078 R)
• M6: 4,291,514 km (0.071 R)
• M7: 5,557,860 km (0.106 R)
• M8: 6,924,736 km (0.077 R)
• M9: 12,028,417 km (0.105 R)
• M10: 12,730,480 km (0.05 R)
• M11: 15,146,186 km (0.055 R)
• M12: 18,932,807 km (0.048 R)
• M13: 22,155,145 km (0.091 R)
• M14: 23,111,225 km (0.063 R)
• M15: 29,204,347 km (0.11 R)
• M16: 36,549,602 km (0.084 R)
• M17: 37,212,171 km (0.112 R)
• M18: 62,314,843 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 11,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit