🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.82 AU - 1.08 AU

Year: 330 Days

Day: 43.3 Hours

Environment

Temp: 75 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,107,237 km

• M1: 115,190 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.85 AU - 1.33 AU

Year: 406 Days

Day: 13.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.76 AU - 1.82 AU

Year: 854 Days

Day: 37.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 37.4 °

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: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.32 AU - 4.46 AU

Year: 3279 Days

Day: 45.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.5

Radius: 14.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.81 AU - 9.71 AU

Year: 10044 Days

Day: 9.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 100,107,237 km

• M1: 186,249 km (0.107 R)
• M2: 2,226,166 km (0.106 R)
• M3: 2,890,680 km (0.076 R)
• M4: 3,845,264 km (0.06 R)
• M5: 4,809,572 km (0.07 R)
• M6: 5,469,298 km (0.108 R)
• M7: 6,690,017 km (0.069 R)
• M8: 7,302,022 km (0.093 R)
• M9: 7,774,452 km (0.084 R)
• M10: 8,267,227 km (0.102 R)
• M11: 9,167,956 km (0.099 R)
• M12: 10,777,180 km (0.036 R)
• M13: 12,446,692 km (0.114 R)
• M14: 12,998,409 km (0.107 R)
• M15: 13,694,937 km (0.069 R)
• M16: 14,550,039 km (0.085 R)
• M17: 18,725,764 km (0.082 R)
• M18: 22,362,339 km (0.119 R)
• M19: 24,776,250 km (0.047 R)
• M20: 26,849,078 km (0.088 R)
• M21: 35,442,279 km (0.065 R)
• M22: 39,892,067 km (0.078 R)
• M23: 40,423,289 km (0.088 R)
• M24: 45,274,599 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.2

Radius: 5.4

Gravity: 33.75 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 11.88 AU - 15.68 AU

Year: 18233 Days

Day: 24.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 100,107,237 km

• M1: 67,917 km (0.102 R)
• M2: 449,542 km (0.095 R)
• M3: 1,154,596 km (0.115 R)
• M4: 1,388,867 km (0.102 R)
• M5: 1,800,111 km (0.104 R)
• M6: 2,034,381 km (0.034 R)
• M7: 3,767,922 km (0.095 R)
• M8: 4,252,918 km (0.055 R)
• M9: 4,528,028 km (0.1 R)
• M10: 6,346,839 km (0.115 R)
• M11: 6,706,323 km (0.111 R)
• M12: 6,937,900 km (0.116 R)
• M13: 7,368,294 km (0.094 R)
• M14: 7,816,190 km (0.027 R)
• M15: 8,766,136 km (0.056 R)
• M16: 9,790,881 km (0.103 R)
• M17: 12,143,458 km (0.062 R)
• M18: 12,909,548 km (0.053 R)
• M19: 13,707,503 km (0.105 R)
• M20: 15,241,629 km (0.045 R)
• M21: 18,555,671 km (0.103 R)
• M22: 18,737,582 km (0.098 R)
• M23: 22,837,013 km (0.09 R)
• M24: 24,873,339 km (0.119 R)
• M25: 26,334,461 km (0.029 R)
• M26: 26,679,583 km (0.116 R)
• M27: 27,027,698 km (0.11 R)
• M28: 29,303,081 km (0.056 R)
• M29: 29,673,785 km (0.104 R)
• M30: 34,642,229 km (0.092 R)
• M31: 35,195,442 km (0.092 R)
• M32: 36,461,639 km (0.108 R)
• M33: 45,193,517 km (0.089 R)
• M34: 46,520,749 km (0.11 R)
• M35: 58,867,061 km (0.041 R)
• M36: 62,262,335 km (0.115 R)
• M37: 65,364,695 km (0.086 R)
• M38: 67,274,761 km (0.115 R)
• M39: 74,367,046 km (0.102 R)
• M40: 76,681,475 km (0.106 R)
• M41: 77,620,501 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.3

Radius: 4.6

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 15.36 AU - 16.84 AU

Year: 23027 Days

Day: 18.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,107,237 km

• M1: 244,144 km (0.094 R)
• M2: 635,941 km (0.066 R)
• M3: 1,397,095 km (0.114 R)
• M4: 2,181,735 km (0.075 R)
• M5: 2,492,151 km (0.05 R)
• M6: 4,813,012 km (0.11 R)
• M7: 6,541,765 km (0.091 R)
• M8: 9,124,722 km (0.119 R)
• M9: 9,370,661 km (0.061 R)
• M10: 9,773,229 km (0.114 R)
• M11: 15,753,853 km (0.058 R)
• M12: 16,979,209 km (0.097 R)
• M13: 28,205,781 km (0.12 R)
• M14: 28,622,710 km (0.101 R)
• M15: 28,832,746 km (0.106 R)
• M16: 36,232,455 km (0.118 R)
• M17: 44,521,074 km (0.116 R)
• M18: 44,944,586 km (0.077 R)
• M19: 48,578,468 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.7

Radius: 3.8

Gravity: 60.92 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 17.12 AU - 18.36 AU

Year: 26633 Days

Day: 21.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 100,107,237 km

• M1: 47,273 km (0.054 R)
• M2: 287,976 km (0.076 R)
• M3: 496,665 km (0.089 R)
• M4: 960,718 km (0.069 R)
• M5: 1,217,727 km (0.086 R)
• M6: 2,060,860 km (0.063 R)
• M7: 2,388,031 km (0.09 R)
• M8: 4,599,985 km (0.098 R)
• M9: 5,033,819 km (0.103 R)
• M10: 5,802,004 km (0.093 R)
• M11: 6,028,495 km (0.063 R)
• M12: 6,743,573 km (0.089 R)
• M13: 7,044,863 km (0.097 R)
• M14: 8,283,533 km (0.075 R)
• M15: 8,455,122 km (0.082 R)
• M16: 9,104,526 km (0.109 R)
• M17: 9,786,693 km (0.065 R)
• M18: 11,392,027 km (0.115 R)
• M19: 11,747,322 km (0.108 R)
• M20: 14,035,422 km (0.112 R)
• M21: 16,604,167 km (0.097 R)
• M22: 17,060,590 km (0.102 R)
• M23: 17,619,338 km (0.098 R)
• M24: 18,190,353 km (0.064 R)
• M25: 18,970,506 km (0.118 R)
• M26: 21,660,276 km (0.1 R)
• M27: 22,425,469 km (0.101 R)
• M28: 22,647,472 km (0.042 R)
• M29: 23,549,846 km (0.106 R)
• M30: 24,476,007 km (0.096 R)
• M31: 28,945,094 km (0.098 R)
• M32: 29,472,875 km (0.118 R)
• M33: 29,739,159 km (0.119 R)
• M34: 30,276,515 km (0.09 R)
• M35: 34,959,526 km (0.068 R)
• M36: 40,429,872 km (0.102 R)
• M37: 40,758,538 km (0.078 R)
• M38: 67,771,426 km (0.041 R)
• M39: 73,234,441 km (0.083 R)
• M40: 81,312,576 km (0.074 R)
• M41: 85,295,470 km (0.118 R)
• M42: 86,651,425 km (0.106 R)
• M43: 95,671,728 km (0.047 R)
• M44: 98,316,917 km (0.08 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 14,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit