🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.54 AU - 0.58 AU

Year: 266 Days

Day: 23.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,116,871 km

• M1: 39,344 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.4

Radius: 14.5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.71 AU - 0.77 AU

Year: 405 Days

Day: 13.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,116,871 km

• M1: 180,415 km (0.09 R)
• M2: 733,329 km (0.091 R)
• M3: 1,241,962 km (0.069 R)
• M4: 1,776,774 km (0.053 R)
• M5: 2,591,035 km (0.105 R)
• M6: 3,757,001 km (0.115 R)
• M7: 4,374,391 km (0.092 R)
• M8: 5,232,784 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.5

Radius: 11.1

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.61 AU - 0.89 AU

Year: 413 Days

Day: 14.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,116,871 km

• M1: 138,079 km (0.105 R)
• M2: 508,184 km (0.084 R)
• M3: 866,620 km (0.042 R)
• M4: 1,240,316 km (0.107 R)
• M5: 1,630,318 km (0.03 R)
• M6: 2,086,142 km (0.12 R)
• M7: 2,696,502 km (0.107 R)
• M8: 3,055,387 km (0.078 R)
• M9: 3,604,710 km (0.103 R)
• M10: 3,989,177 km (0.109 R)
• M11: 5,214,234 km (0.101 R)
• M12: 5,741,865 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.8

Radius: 14.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.65 AU - 1.01 AU

Year: 481 Days

Day: 14.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 78.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,116,871 km

• M1: 182,360 km (0.084 R)
• M2: 879,935 km (0.084 R)
• M3: 1,365,679 km (0.07 R)
• M4: 2,846,548 km (0.099 R)
• M5: 3,466,183 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.9

Radius: 9.5

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.48 AU - 2.06 AU

Year: 1497 Days

Day: 12.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,116,871 km

• M1: 119,379 km (0.042 R)
• M2: 454,329 km (0.115 R)
• M3: 925,113 km (0.028 R)
• M4: 1,313,769 km (0.075 R)
• M5: 1,705,715 km (0.102 R)
• M6: 2,044,853 km (0.118 R)
• M7: 2,369,780 km (0.062 R)
• M8: 2,716,249 km (0.085 R)
• M9: 3,139,461 km (0.11 R)
• M10: 3,435,366 km (0.091 R)
• M11: 3,782,582 km (0.078 R)
• M12: 4,118,579 km (0.104 R)
• M13: 4,793,265 km (0.047 R)
• M14: 5,841,498 km (0.08 R)
• M15: 6,573,330 km (0.049 R)
• M16: 8,218,757 km (0.092 R)
• M17: 8,959,865 km (0.036 R)
• M18: 10,575,223 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.2

Radius: 6.5

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.76 AU - 7.44 AU

Year: 10781 Days

Day: 23 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,116,871 km

• M1: 85,420 km (0.075 R)
• M2: 319,541 km (0.096 R)
• M3: 1,226,403 km (0.105 R)
• M4: 2,152,115 km (0.12 R)
• M5: 3,737,104 km (0.096 R)
• M6: 4,625,716 km (0.11 R)
• M7: 5,744,857 km (0.091 R)
• M8: 8,171,185 km (0.097 R)
• M9: 8,632,994 km (0.098 R)
• M10: 9,156,437 km (0.109 R)
• M11: 11,463,685 km (0.117 R)
• M12: 12,806,775 km (0.102 R)
• M13: 14,251,591 km (0.083 R)
• M14: 29,917,031 km (0.049 R)
• M15: 35,549,989 km (0.095 R)
• M16: 38,965,458 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.9

Radius: 6.8

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.93 AU - 8.71 AU

Year: 12592 Days

Day: 20.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,116,871 km

• M1: 87,066 km (0.091 R)
• M2: 719,715 km (0.091 R)
• M3: 1,167,013 km (0.116 R)
• M4: 1,890,618 km (0.086 R)
• M5: 3,399,612 km (0.115 R)
• M6: 5,142,726 km (0.078 R)
• M7: 12,171,732 km (0.102 R)
• M8: 13,383,923 km (0.047 R)
• M9: 17,129,255 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.1

Radius: 7.7

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.09 AU - 10.69 AU

Year: 16853 Days

Day: 23.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,116,871 km

• M1: 95,743 km (0.105 R)
• M2: 475,871 km (0.09 R)
• M3: 838,047 km (0.052 R)
• M4: 1,483,263 km (0.106 R)
• M5: 1,813,725 km (0.07 R)
• M6: 2,670,172 km (0.111 R)
• M7: 3,513,755 km (0.091 R)
• M8: 5,006,891 km (0.115 R)
• M9: 6,793,539 km (0.095 R)
• M10: 12,014,055 km (0.089 R)
• M11: 13,628,067 km (0.094 R)
• M12: 14,053,074 km (0.065 R)
• M13: 20,783,483 km (0.103 R)
• M14: 22,602,293 km (0.084 R)
• M15: 25,472,179 km (0.119 R)
• M16: 28,691,525 km (0.097 R)
• M17: 30,579,002 km (0.106 R)
• M18: 37,836,293 km (0.117 R)
• M19: 38,535,215 km (0.096 R)
• M20: 39,814,875 km (0.082 R)
• M21: 40,683,590 km (0.067 R)
• M22: 42,010,224 km (0.048 R)
• M23: 43,061,747 km (0.116 R)
• M24: 46,800,347 km (0.094 R)
• M25: 54,029,964 km (0.109 R)
• M26: 58,186,241 km (0.084 R)
• M27: 61,391,825 km (0.111 R)
• M28: 67,741,656 km (0.03 R)
• M29: 68,979,129 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582

Radius: 5.3

Gravity: 20.72 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.53 AU - 11.69 AU

Year: 20439 Days

Day: 21.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,116,871 km

• M1: 66,272 km (0.041 R)
• M2: 566,976 km (0.114 R)
• M3: 1,234,930 km (0.116 R)
• M4: 2,221,229 km (0.119 R)
• M5: 2,459,688 km (0.08 R)
• M6: 3,306,562 km (0.094 R)
• M7: 6,947,026 km (0.115 R)
• M8: 11,956,460 km (0.062 R)
• M9: 13,171,644 km (0.095 R)
• M10: 13,381,978 km (0.089 R)
• M11: 14,467,012 km (0.038 R)
• M12: 15,687,581 km (0.068 R)
• M13: 16,565,720 km (0.059 R)
• M14: 17,645,069 km (0.075 R)
• M15: 22,333,466 km (0.032 R)
• M16: 22,532,581 km (0.116 R)
• M17: 25,229,980 km (0.067 R)
• M18: 29,667,951 km (0.109 R)
• M19: 30,884,331 km (0.093 R)
• M20: 31,379,949 km (0.092 R)
• M21: 36,082,857 km (0.105 R)
• M22: 38,888,116 km (0.071 R)
• M23: 40,491,356 km (0.106 R)
• M24: 41,986,587 km (0.102 R)
• M25: 49,004,373 km (0.095 R)
• M26: 53,854,336 km (0.048 R)
• M27: 54,933,685 km (0.092 R)
• M28: 56,395,106 km (0.08 R)
• M29: 60,547,494 km (0.067 R)
• M30: 63,293,214 km (0.096 R)
• M31: 66,326,011 km (0.081 R)
• M32: 68,820,855 km (0.114 R)
• M33: 71,162,211 km (0.106 R)
• M34: 72,679,433 km (0.095 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: 405 - 19,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit