🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.5 AU - 0.52 AU

Year: 134 Days

Day: 17.1 Hours

Environment

Temp: 188 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,007,926 km

• M1: 22,440 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.12 AU - 1.42 AU

Year: 525 Days

Day: 20.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.68 AU - 2.96 AU

Year: 1738 Days

Day: 42.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 160.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.73 AU - 5.05 AU

Year: 3377 Days

Day: 39.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,007,926 km

• M1: 280,197 km (0.116 R)

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.6

Radius: 8.6

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.75 AU - 6.97 AU

Year: 5207 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,007,926 km

• M1: 109,655 km (0.092 R)
• M2: 462,856 km (0.102 R)
• M3: 800,199 km (0.097 R)
• M4: 2,176,499 km (0.113 R)
• M5: 2,722,232 km (0.083 R)
• M6: 3,103,109 km (0.085 R)
• M7: 3,478,001 km (0.105 R)
• M8: 4,062,779 km (0.068 R)
• M9: 4,561,538 km (0.045 R)
• M10: 5,539,460 km (0.09 R)
• M11: 6,033,133 km (0.106 R)
• M12: 8,158,469 km (0.086 R)
• M13: 11,141,451 km (0.1 R)
• M14: 11,415,066 km (0.095 R)
• M15: 13,560,598 km (0.091 R)
• M16: 14,242,764 km (0.058 R)
• M17: 15,846,753 km (0.092 R)
• M18: 17,262,547 km (0.099 R)
• M19: 18,001,261 km (0.115 R)
• M20: 22,736,184 km (0.075 R)
• M21: 23,698,397 km (0.119 R)
• M22: 26,343,287 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.1

Radius: 8.7

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.17 AU - 7.81 AU

Year: 6784 Days

Day: 5.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,007,926 km

• M1: 109,954 km (0.097 R)
• M2: 396,584 km (0.082 R)
• M3: 736,770 km (0.109 R)
• M4: 1,022,053 km (0.073 R)
• M5: 1,349,522 km (0.075 R)
• M6: 1,827,488 km (0.101 R)
• M7: 2,414,809 km (0.061 R)
• M8: 2,872,429 km (0.106 R)
• M9: 3,162,200 km (0.065 R)
• M10: 3,600,821 km (0.034 R)
• M11: 4,783,392 km (0.103 R)
• M12: 5,305,488 km (0.108 R)
• M13: 5,714,040 km (0.112 R)
• M14: 7,382,954 km (0.113 R)
• M15: 7,671,379 km (0.09 R)
• M16: 8,232,820 km (0.119 R)
• M17: 9,105,424 km (0.071 R)
• M18: 9,994,634 km (0.109 R)
• M19: 11,127,389 km (0.105 R)
• M20: 12,143,158 km (0.071 R)
• M21: 13,062,138 km (0.098 R)
• M22: 13,862,636 km (0.1 R)
• M23: 14,808,843 km (0.055 R)
• M24: 15,443,736 km (0.089 R)
• M25: 16,954,226 km (0.068 R)
• M26: 18,166,118 km (0.066 R)
• M27: 19,366,641 km (0.097 R)
• M28: 20,548,165 km (0.09 R)
• M29: 23,594,726 km (0.08 R)
• M30: 30,844,687 km (0.071 R)
• M31: 31,218,383 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.4

Radius: 12.1

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.95 AU - 7.61 AU

Year: 7211 Days

Day: 5.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,007,926 km

• M1: 150,795 km (0.077 R)
• M2: 924,216 km (0.037 R)
• M3: 1,353,562 km (0.056 R)
• M4: 1,917,994 km (0.075 R)
• M5: 2,468,215 km (0.081 R)
• M6: 3,058,379 km (0.043 R)
• M7: 4,522,792 km (0.095 R)
• M8: 5,633,706 km (0.08 R)
• M9: 6,098,806 km (0.097 R)
• M10: 6,553,434 km (0.075 R)
• M11: 8,179,712 km (0.103 R)
• M12: 9,131,753 km (0.098 R)
• M13: 9,728,350 km (0.114 R)
• M14: 10,646,880 km (0.116 R)
• M15: 11,204,432 km (0.117 R)
• M16: 12,159,016 km (0.089 R)
• M17: 12,938,421 km (0.118 R)
• M18: 13,929,058 km (0.103 R)
• M19: 15,222,032 km (0.11 R)
• M20: 16,931,637 km (0.114 R)
• M21: 18,116,601 km (0.116 R)
• M22: 20,187,634 km (0.084 R)
• M23: 20,729,179 km (0.036 R)
• M24: 22,412,005 km (0.065 R)
• M25: 23,076,519 km (0.087 R)
• M26: 24,619,621 km (0.101 R)
• M27: 27,625,790 km (0.092 R)
• M28: 29,069,858 km (0.088 R)
• M29: 34,907,317 km (0.118 R)
• M30: 39,405,426 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 12.3

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 9.08 AU - 14.42 AU

Year: 14785 Days

Day: 7.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,007,926 km

• M1: 153,188 km (0.036 R)
• M2: 669,600 km (0.025 R)
• M3: 1,348,924 km (0.103 R)
• M4: 1,737,430 km (0.104 R)
• M5: 3,156,814 km (0.111 R)
• M6: 3,779,889 km (0.109 R)
• M7: 4,716,970 km (0.119 R)
• M8: 5,402,129 km (0.088 R)
• M9: 6,332,478 km (0.114 R)
• M10: 7,167,234 km (0.054 R)
• M11: 9,867,326 km (0.1 R)
• M12: 13,064,831 km (0.104 R)
• M13: 15,323,908 km (0.113 R)
• M14: 19,884,848 km (0.053 R)
• M15: 21,586,823 km (0.062 R)
• M16: 22,687,863 km (0.104 R)
• M17: 33,887,658 km (0.055 R)
• M18: 35,142,634 km (0.094 R)
• M19: 37,382,862 km (0.081 R)
• M20: 38,476,572 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.2

Radius: 7

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 16.53 AU - 17.07 AU

Year: 25278 Days

Day: 21.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,007,926 km

• M1: 99,333 km (0.078 R)
• M2: 577,298 km (0.097 R)
• M3: 1,158,486 km (0.107 R)
• M4: 1,817,016 km (0.043 R)
• M5: 3,878,026 km (0.059 R)
• M6: 5,282,899 km (0.094 R)
• M7: 5,776,123 km (0.105 R)
• M8: 7,291,251 km (0.08 R)
• M9: 8,007,675 km (0.086 R)
• M10: 12,168,291 km (0.095 R)
• M11: 15,026,957 km (0.1 R)
• M12: 23,847,696 km (0.094 R)
• M13: 25,996,220 km (0.043 R)
• M14: 34,039,948 km (0.072 R)
• M15: 34,600,342 km (0.111 R)
• M16: 35,739,530 km (0.11 R)
• M17: 38,393,994 km (0.092 R)
• M18: 39,769,248 km (0.107 R)
• M19: 41,494,410 km (0.091 R)
• M20: 48,540,320 km (0.117 R)
• M21: 59,523,347 km (0.097 R)
• M22: 71,822,237 km (0.049 R)
• M23: 76,748,944 km (0.079 R)
• M24: 82,902,054 km (0.04 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 12,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit