🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.71 AU - 0.83 AU

Year: 260 Days

Day: 19.6 Hours

Environment

Temp: 67 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.36 AU - 1.48 AU

Year: 651 Days

Day: 22.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,917,510 km

• M1: 31,266 km (0.052 R)
• M2: 50,863 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.65 AU - 1.85 AU

Year: 891 Days

Day: 15.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,917,510 km

• M1: 492,327 km (0.087 R)
• M2: 941,270 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.75 AU - 3.89 AU

Year: 2875 Days

Day: 34.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.8

Radius: 8.8

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.44 AU - 5.12 AU

Year: 3409 Days

Day: 6.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,917,510 km

• M1: 109,655 km (0.068 R)
• M2: 472,879 km (0.105 R)
• M3: 961,466 km (0.081 R)
• M4: 1,491,491 km (0.093 R)
• M5: 2,041,861 km (0.076 R)
• M6: 2,461,184 km (0.103 R)
• M7: 3,180,900 km (0.059 R)
• M8: 3,581,074 km (0.119 R)
• M9: 3,994,862 km (0.116 R)
• M10: 4,377,832 km (0.053 R)
• M11: 5,503,855 km (0.113 R)
• M12: 6,056,320 km (0.076 R)
• M13: 7,010,904 km (0.108 R)
• M14: 8,642,568 km (0.101 R)
• M15: 9,599,995 km (0.031 R)
• M16: 10,626,535 km (0.098 R)
• M17: 11,049,149 km (0.065 R)
• M18: 12,342,872 km (0.116 R)
• M19: 15,131,974 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746

Radius: 10.5

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.91 AU - 7.31 AU

Year: 5815 Days

Day: 14.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,917,510 km

• M1: 130,599 km (0.072 R)
• M2: 597,793 km (0.067 R)
• M3: 1,111,213 km (0.069 R)
• M4: 1,560,605 km (0.069 R)
• M5: 2,684,384 km (0.096 R)
• M6: 3,207,977 km (0.055 R)
• M7: 3,798,589 km (0.108 R)
• M8: 4,231,525 km (0.078 R)
• M9: 4,670,595 km (0.112 R)
• M10: 6,205,768 km (0.061 R)
• M11: 7,412,874 km (0.12 R)
• M12: 8,091,749 km (0.086 R)
• M13: 8,893,893 km (0.083 R)
• M14: 9,573,217 km (0.113 R)
• M15: 9,970,249 km (0.106 R)
• M16: 11,769,612 km (0.086 R)
• M17: 19,001,473 km (0.095 R)
• M18: 20,707,337 km (0.095 R)
• M19: 21,075,198 km (0.099 R)
• M20: 24,421,553 km (0.096 R)
• M21: 26,868,526 km (0.104 R)
• M22: 33,845,172 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.5

Radius: 11.4

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.71 AU - 7.81 AU

Year: 8323 Days

Day: 10 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,917,510 km

• M1: 142,567 km (0.082 R)
• M2: 544,237 km (0.067 R)
• M3: 1,284,896 km (0.074 R)
• M4: 1,740,272 km (0.076 R)
• M5: 2,267,605 km (0.116 R)
• M6: 2,837,722 km (0.073 R)
• M7: 3,315,089 km (0.089 R)
• M8: 4,718,167 km (0.05 R)
• M9: 6,162,535 km (0.11 R)
• M10: 7,237,994 km (0.109 R)
• M11: 8,049,861 km (0.081 R)
• M12: 9,426,760 km (0.102 R)
• M13: 9,951,250 km (0.107 R)
• M14: 13,221,759 km (0.106 R)
• M15: 13,758,367 km (0.084 R)
• M16: 15,196,152 km (0.073 R)
• M17: 17,148,703 km (0.081 R)
• M18: 19,721,338 km (0.094 R)
• M19: 24,892,786 km (0.113 R)
• M20: 29,268,075 km (0.105 R)
• M21: 33,139,818 km (0.111 R)
• M22: 34,465,405 km (0.106 R)
• M23: 35,596,963 km (0.117 R)
• M24: 37,695,671 km (0.096 R)
• M25: 39,384,183 km (0.058 R)
• M26: 39,999,179 km (0.066 R)
• M27: 42,652,747 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.8

Radius: 6.6

Gravity: 22.91 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 11.86 AU - 14.94 AU

Year: 18885 Days

Day: 16.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,917,510 km

• M1: 83,924 km (0.052 R)
• M2: 324,627 km (0.111 R)
• M3: 598,691 km (0.091 R)
• M4: 1,257,520 km (0.091 R)
• M5: 1,714,541 km (0.034 R)
• M6: 2,876,917 km (0.102 R)
• M7: 3,172,223 km (0.116 R)
• M8: 5,001,655 km (0.071 R)
• M9: 8,970,337 km (0.118 R)
• M10: 10,573,877 km (0.11 R)
• M11: 11,018,930 km (0.11 R)
• M12: 12,429,189 km (0.052 R)
• M13: 13,433,739 km (0.105 R)
• M14: 13,880,438 km (0.057 R)
• M15: 14,260,118 km (0.035 R)
• M16: 18,085,784 km (0.117 R)
• M17: 18,630,470 km (0.091 R)
• M18: 20,918,719 km (0.104 R)
• M19: 21,925,064 km (0.038 R)
• M20: 22,648,519 km (0.087 R)
• M21: 27,683,984 km (0.078 R)
• M22: 28,285,666 km (0.079 R)
• M23: 29,515,361 km (0.12 R)
• M24: 30,397,091 km (0.096 R)
• M25: 34,791,229 km (0.094 R)
• M26: 38,537,907 km (0.11 R)
• M27: 47,161,327 km (0.081 R)
• M28: 47,674,897 km (0.056 R)
• M29: 55,642,180 km (0.032 R)
• M30: 59,142,022 km (0.034 R)
• M31: 63,823,987 km (0.102 R)
• M32: 67,006,981 km (0.105 R)
• M33: 70,517,145 km (0.05 R)
• M34: 71,638,680 km (0.111 R)
• M35: 76,479,219 km (0.088 R)
• M36: 78,618,917 km (0.073 R)
• M37: 80,798,109 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.2

Radius: 7.1

Gravity: 16.25 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 15.17 AU - 15.83 AU

Year: 23495 Days

Day: 16.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,917,510 km

• M1: 89,011 km (0.081 R)
• M2: 329,564 km (0.083 R)
• M3: 932,144 km (0.044 R)
• M4: 2,611,979 km (0.106 R)
• M5: 2,842,808 km (0.115 R)
• M6: 3,287,264 km (0.103 R)
• M7: 4,750,032 km (0.11 R)
• M8: 6,648,877 km (0.095 R)
• M9: 10,983,476 km (0.029 R)
• M10: 12,215,713 km (0.029 R)
• M11: 15,197,199 km (0.107 R)
• M12: 17,524,493 km (0.095 R)
• M13: 19,105,892 km (0.103 R)
• M14: 20,377,773 km (0.109 R)
• M15: 23,197,693 km (0.033 R)
• M16: 25,100,728 km (0.082 R)
• M17: 27,226,812 km (0.103 R)
• M18: 27,714,950 km (0.089 R)
• M19: 28,834,840 km (0.061 R)
• M20: 30,114,201 km (0.104 R)
• M21: 31,564,702 km (0.032 R)
• M22: 34,178,775 km (0.041 R)
• M23: 37,682,656 km (0.076 R)
• M24: 48,004,311 km (0.075 R)
• M25: 51,081,091 km (0.078 R)
• M26: 51,637,295 km (0.113 R)
• M27: 54,672,636 km (0.081 R)
• M28: 62,776,951 km (0.066 R)
• M29: 70,953,522 km (0.075 R)
• M30: 75,176,221 km (0.102 R)
• M31: 75,655,533 km (0.088 R)
• M32: 77,837,567 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 19,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit