🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.43 AU - 0.69 AU

Year: 271 Days

Day: 38.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.6

Radius: 11

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.66 AU - 1.8 AU

Year: 1469 Days

Day: 6.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,609,443 km

• M1: 136,732 km (0.067 R)
• M2: 506,090 km (0.078 R)
• M3: 984,055 km (0.045 R)
• M4: 1,394,701 km (0.103 R)
• M5: 1,872,068 km (0.103 R)
• M6: 2,319,515 km (0.08 R)
• M7: 2,850,887 km (0.108 R)
• M8: 3,799,786 km (0.086 R)
• M9: 4,505,888 km (0.111 R)
• M10: 5,317,307 km (0.09 R)
• M11: 6,335,171 km (0.086 R)
• M12: 7,303,518 km (0.101 R)
• M13: 8,642,419 km (0.098 R)
• M14: 9,562,146 km (0.115 R)
• M15: 9,953,943 km (0.12 R)
• M16: 10,577,766 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 12.8

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.8 AU - 1.92 AU

Year: 1638 Days

Day: 9.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,609,443 km

• M1: 159,172 km (0.115 R)
• M2: 565,031 km (0.079 R)
• M3: 1,006,644 km (0.079 R)
• M4: 1,574,817 km (0.079 R)
• M5: 2,557,824 km (0.115 R)
• M6: 3,358,023 km (0.119 R)
• M7: 3,774,055 km (0.111 R)
• M8: 4,833,657 km (0.104 R)
• M9: 5,235,327 km (0.113 R)
• M10: 6,326,195 km (0.109 R)
• M11: 7,071,791 km (0.039 R)
• M12: 8,107,008 km (0.053 R)
• M13: 8,554,455 km (0.066 R)
• M14: 9,240,810 km (0.114 R)
• M15: 10,617,709 km (0.09 R)
• M16: 11,410,727 km (0.114 R)
• M17: 13,155,786 km (0.114 R)
• M18: 14,370,820 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.7

Radius: 13.7

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.84 AU - 2.62 AU

Year: 2150 Days

Day: 11.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,609,443 km

• M1: 170,392 km (0.085 R)
• M2: 633,397 km (0.089 R)
• M3: 1,267,842 km (0.111 R)
• M4: 2,547,203 km (0.091 R)
• M5: 3,015,145 km (0.12 R)
• M6: 3,836,138 km (0.043 R)
• M7: 6,235,538 km (0.105 R)
• M8: 7,660,757 km (0.052 R)
• M9: 11,546,263 km (0.074 R)
• M10: 12,584,771 km (0.069 R)
• M11: 14,328,185 km (0.097 R)
• M12: 15,282,320 km (0.079 R)
• M13: 16,844,571 km (0.036 R)
• M14: 17,370,407 km (0.119 R)
• M15: 18,180,031 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767

Radius: 3.3

Gravity: 70.43 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.96 AU - 7.42 AU

Year: 12448 Days

Day: 20.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 75 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 26,609,443 km

• M1: 41,139 km (0.06 R)
• M2: 205,847 km (0.082 R)
• M3: 454,778 km (0.066 R)
• M4: 836,701 km (0.039 R)
• M5: 1,136,645 km (0.103 R)
• M6: 1,291,030 km (0.097 R)
• M7: 1,674,150 km (0.061 R)
• M8: 3,508,070 km (0.091 R)
• M9: 4,335,795 km (0.074 R)
• M10: 5,391,507 km (0.093 R)
• M11: 5,940,831 km (0.059 R)
• M12: 6,170,613 km (0.103 R)
• M13: 6,566,898 km (0.087 R)
• M14: 6,937,751 km (0.062 R)
• M15: 7,994,809 km (0.087 R)
• M16: 8,369,702 km (0.053 R)
• M17: 8,756,263 km (0.107 R)
• M18: 9,409,706 km (0.052 R)
• M19: 9,721,917 km (0.117 R)
• M20: 11,097,768 km (0.095 R)
• M21: 11,213,108 km (0.035 R)
• M22: 11,682,696 km (0.11 R)
• M23: 11,862,064 km (0.074 R)
• M24: 15,629,836 km (0.027 R)
• M25: 16,513,361 km (0.067 R)
• M26: 16,891,096 km (0.098 R)
• M27: 18,379,445 km (0.102 R)
• M28: 20,123,457 km (0.097 R)
• M29: 24,322,819 km (0.12 R)
• M30: 26,113,505 km (0.071 R)
• M31: 28,961,101 km (0.092 R)
• M32: 31,084,642 km (0.055 R)
• M33: 31,429,017 km (0.083 R)
• M34: 37,551,758 km (0.082 R)
• M35: 40,616,869 km (0.093 R)
• M36: 46,337,342 km (0.057 R)
• M37: 47,088,174 km (0.102 R)
• M38: 47,694,494 km (0.107 R)
• M39: 51,924,523 km (0.067 R)
• M40: 56,397,799 km (0.084 R)
• M41: 56,910,022 km (0.029 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75

Radius: 5.5

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.78 AU - 7.64 AU

Year: 12500 Days

Day: 24 Hours

Environment

Temp: -234 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,609,443 km

• M1: 69,264 km (0.109 R)
• M2: 271,371 km (0.055 R)
• M3: 449,242 km (0.043 R)
• M4: 709,094 km (0.054 R)
• M5: 1,831,527 km (0.103 R)
• M6: 2,077,166 km (0.07 R)
• M7: 2,486,915 km (0.107 R)
• M8: 2,685,581 km (0.103 R)
• M9: 3,210,071 km (0.078 R)
• M10: 3,425,941 km (0.05 R)
• M11: 4,532,516 km (0.055 R)
• M12: 5,061,644 km (0.078 R)
• M13: 5,246,846 km (0.085 R)
• M14: 7,492,609 km (0.095 R)
• M15: 9,648,165 km (0.06 R)
• M16: 11,490,912 km (0.119 R)
• M17: 16,599,081 km (0.053 R)
• M18: 19,676,010 km (0.116 R)
• M19: 19,937,357 km (0.073 R)
• M20: 23,845,003 km (0.077 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 10,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit