🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.06 AU - 1.1 AU

Year: 408 Days

Day: 29.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.79 AU - 2.15 AU

Year: 1005 Days

Day: 35.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.4 AU - 2.78 AU

Year: 1515 Days

Day: 37.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.8

Radius: 9.1

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.31 AU - 9.39 AU

Year: 9569 Days

Day: 11 Hours

Environment

Temp: -160 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,939,970 km

• M1: 113,096 km (0.066 R)
• M2: 492,775 km (0.11 R)
• M3: 976,575 km (0.117 R)
• M4: 1,730,249 km (0.078 R)
• M5: 2,461,184 km (0.068 R)
• M6: 3,428,783 km (0.099 R)
• M7: 3,913,779 km (0.065 R)
• M8: 4,767,983 km (0.087 R)
• M9: 6,460,534 km (0.101 R)
• M10: 7,574,140 km (0.116 R)
• M11: 8,196,617 km (0.095 R)
• M12: 8,644,214 km (0.117 R)
• M13: 10,039,214 km (0.078 R)
• M14: 10,504,314 km (0.032 R)
• M15: 12,299,189 km (0.097 R)
• M16: 13,104,175 km (0.119 R)
• M17: 17,597,198 km (0.113 R)
• M18: 21,383,071 km (0.104 R)
• M19: 26,814,970 km (0.066 R)
• M20: 28,719,350 km (0.027 R)
• M21: 32,492,358 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922

Radius: 13.8

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.38 AU - 11 AU

Year: 10125 Days

Day: 10.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,939,970 km

• M1: 172,935 km (0.048 R)
• M2: 753,674 km (0.117 R)
• M3: 1,415,944 km (0.112 R)
• M4: 1,997,580 km (0.062 R)
• M5: 2,531,346 km (0.094 R)
• M6: 4,112,595 km (0.093 R)
• M7: 5,149,159 km (0.076 R)
• M8: 5,800,657 km (0.076 R)
• M9: 7,868,698 km (0.073 R)
• M10: 8,362,820 km (0.1 R)
• M11: 9,021,500 km (0.054 R)
• M12: 11,376,320 km (0.101 R)
• M13: 12,971,931 km (0.095 R)
• M14: 14,914,908 km (0.088 R)
• M15: 18,889,873 km (0.031 R)
• M16: 20,191,524 km (0.092 R)
• M17: 22,882,490 km (0.076 R)
• M18: 23,429,719 km (0.116 R)
• M19: 25,706,599 km (0.109 R)
• M20: 28,127,392 km (0.095 R)
• M21: 29,286,177 km (0.097 R)
• M22: 30,917,392 km (0.079 R)
• M23: 32,038,030 km (0.113 R)
• M24: 36,544,516 km (0.041 R)
• M25: 43,372,761 km (0.109 R)
• M26: 47,232,835 km (0.114 R)
• M27: 47,971,998 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.6

Radius: 3.5

Gravity: 60.95 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.71 AU - 19.11 AU

Year: 21985 Days

Day: 18.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,939,970 km

• M1: 43,533 km (0.109 R)
• M2: 230,979 km (0.059 R)
• M3: 359,932 km (0.094 R)
• M4: 700,417 km (0.117 R)
• M5: 1,834,519 km (0.073 R)
• M6: 2,408,675 km (0.089 R)
• M7: 2,905,191 km (0.081 R)
• M8: 3,066,607 km (0.107 R)
• M9: 3,407,391 km (0.071 R)
• M10: 4,334,897 km (0.11 R)
• M11: 4,950,493 km (0.063 R)
• M12: 5,581,197 km (0.048 R)
• M13: 6,764,217 km (0.109 R)
• M14: 7,639,814 km (0.109 R)
• M15: 8,210,530 km (0.093 R)
• M16: 8,698,219 km (0.071 R)
• M17: 9,790,881 km (0.078 R)
• M18: 12,808,570 km (0.07 R)
• M19: 13,242,852 km (0.118 R)
• M20: 14,761,570 km (0.102 R)
• M21: 15,078,717 km (0.113 R)
• M22: 15,726,327 km (0.078 R)
• M23: 16,140,563 km (0.058 R)
• M24: 19,058,021 km (0.11 R)
• M25: 19,339,564 km (0.084 R)
• M26: 21,086,717 km (0.071 R)
• M27: 22,204,812 km (0.044 R)
• M28: 22,831,029 km (0.107 R)
• M29: 24,447,733 km (0.099 R)
• M30: 28,882,113 km (0.096 R)
• M31: 31,942,137 km (0.063 R)
• M32: 32,873,683 km (0.117 R)
• M33: 40,522,473 km (0.072 R)
• M34: 44,838,970 km (0.09 R)
• M35: 49,099,667 km (0.118 R)
• M36: 51,599,597 km (0.081 R)
• M37: 69,502,872 km (0.117 R)
• M38: 78,983,337 km (0.096 R)
• M39: 81,665,926 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.5

Radius: 6.1

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 16.18 AU - 23.28 AU

Year: 31851 Days

Day: 22.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,939,970 km

• M1: 103,522 km (0.104 R)
• M2: 519,254 km (0.071 R)
• M3: 1,298,809 km (0.078 R)
• M4: 1,653,505 km (0.1 R)
• M5: 3,654,676 km (0.103 R)
• M6: 7,028,706 km (0.086 R)
• M7: 8,502,844 km (0.059 R)
• M8: 8,786,332 km (0.065 R)
• M9: 13,293,117 km (0.112 R)
• M10: 14,864,942 km (0.05 R)
• M11: 15,950,723 km (0.115 R)
• M12: 17,999,616 km (0.081 R)
• M13: 20,217,703 km (0.091 R)
• M14: 23,486,567 km (0.051 R)
• M15: 24,157,513 km (0.091 R)
• M16: 26,366,625 km (0.1 R)
• M17: 28,078,024 km (0.11 R)
• M18: 29,473,623 km (0.115 R)
• M19: 33,233,616 km (0.086 R)
• M20: 39,611,272 km (0.117 R)
• M21: 40,402,047 km (0.109 R)
• M22: 40,881,508 km (0.112 R)
• M23: 47,463,964 km (0.076 R)
• M24: 47,819,408 km (0.106 R)
• M25: 48,896,214 km (0.098 R)
• M26: 52,412,960 km (0.075 R)
• M27: 54,136,029 km (0.117 R)
• M28: 56,491,896 km (0.085 R)
• M29: 65,934,813 km (0.088 R)
• M30: 71,842,881 km (0.033 R)
• M31: 73,254,637 km (0.066 R)
• M32: 77,109,624 km (0.084 R)
• M33: 77,354,965 km (0.064 R)
• M34: 78,093,978 km (0.047 R)
• M35: 79,586,366 km (0.1 R)
• M36: 85,746,059 km (0.095 R)
• M37: 91,389,938 km (0.079 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 11,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit