🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.51 AU - 0.57 AU

Year: 149 Days

Day: 41.1 Hours

Environment

Temp: 230 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.88 AU - 1.18 AU

Year: 392 Days

Day: 13.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,733,088 km

• M1: 458,667 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.45 AU - 1.45 AU

Year: 654 Days

Day: 30.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.3

Radius: 11.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.02 AU - 9.52 AU

Year: 8912 Days

Day: 13.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,733,088 km

• M1: 140,622 km (0.061 R)
• M2: 598,990 km (0.088 R)
• M3: 1,253,481 km (0.08 R)
• M4: 2,089,583 km (0.044 R)
• M5: 5,482,463 km (0.083 R)
• M6: 6,904,241 km (0.062 R)
• M7: 7,925,097 km (0.062 R)
• M8: 8,909,600 km (0.076 R)
• M9: 9,270,580 km (0.098 R)
• M10: 10,461,977 km (0.07 R)
• M11: 10,864,097 km (0.068 R)
• M12: 11,699,301 km (0.042 R)
• M13: 15,473,656 km (0.088 R)
• M14: 16,530,714 km (0.095 R)
• M15: 17,847,774 km (0.114 R)
• M16: 18,714,993 km (0.117 R)
• M17: 19,458,793 km (0.107 R)
• M18: 25,139,473 km (0.056 R)
• M19: 27,444,178 km (0.12 R)
• M20: 28,794,748 km (0.098 R)
• M21: 32,470,218 km (0.098 R)
• M22: 33,111,843 km (0.093 R)
• M23: 35,311,680 km (0.098 R)
• M24: 35,876,412 km (0.072 R)
• M25: 40,737,894 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.3

Radius: 14.8

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.91 AU - 9.39 AU

Year: 9534 Days

Day: 11.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,733,088 km

• M1: 232,475 km (0.069 R)
• M2: 2,852,981 km (0.095 R)
• M3: 6,790,547 km (0.078 R)
• M4: 9,792,228 km (0.062 R)
• M5: 10,436,396 km (0.119 R)
• M6: 14,048,886 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.5

Radius: 13.3

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 10.35 AU - 13.09 AU

Year: 15036 Days

Day: 9.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,733,088 km

• M1: 165,455 km (0.109 R)
• M2: 1,148,164 km (0.115 R)
• M3: 1,717,832 km (0.104 R)
• M4: 5,655,697 km (0.077 R)
• M5: 14,911,467 km (0.112 R)
• M6: 23,076,668 km (0.097 R)
• M7: 24,651,934 km (0.104 R)
• M8: 27,106,685 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.6

Radius: 8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 14.05 AU - 15.91 AU

Year: 21727 Days

Day: 18.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,733,088 km

• M1: 109,206 km (0.065 R)
• M2: 525,837 km (0.061 R)
• M3: 836,102 km (0.116 R)
• M4: 1,736,083 km (0.092 R)
• M5: 2,466,270 km (0.117 R)
• M6: 2,901,301 km (0.063 R)
• M7: 3,897,922 km (0.094 R)
• M8: 5,850,025 km (0.117 R)
• M9: 7,056,980 km (0.074 R)
• M10: 7,424,542 km (0.109 R)
• M11: 7,676,615 km (0.051 R)
• M12: 10,261,965 km (0.029 R)
• M13: 11,892,283 km (0.06 R)
• M14: 13,877,446 km (0.118 R)
• M15: 16,567,515 km (0.107 R)
• M16: 20,150,684 km (0.066 R)
• M17: 22,165,468 km (0.101 R)
• M18: 22,689,509 km (0.044 R)
• M19: 25,244,491 km (0.08 R)
• M20: 27,682,637 km (0.039 R)
• M21: 32,235,948 km (0.1 R)
• M22: 33,476,114 km (0.039 R)
• M23: 37,387,350 km (0.113 R)
• M24: 38,254,569 km (0.115 R)
• M25: 43,197,133 km (0.085 R)
• M26: 44,014,536 km (0.094 R)
• M27: 44,565,206 km (0.063 R)
• M28: 46,386,560 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.6

Radius: 7.4

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 15.86 AU - 17.7 AU

Year: 25758 Days

Day: 23 Hours

Environment

Temp: -208 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,733,088 km

• M1: 98,884 km (0.082 R)
• M2: 609,312 km (0.115 R)
• M3: 990,488 km (0.118 R)
• M4: 1,478,027 km (0.097 R)
• M5: 1,855,612 km (0.046 R)
• M6: 2,175,003 km (0.089 R)
• M7: 3,279,634 km (0.108 R)
• M8: 3,748,773 km (0.102 R)
• M9: 4,230,329 km (0.08 R)
• M10: 7,144,196 km (0.091 R)
• M11: 9,516,519 km (0.115 R)
• M12: 12,563,828 km (0.113 R)
• M13: 13,433,739 km (0.116 R)
• M14: 14,486,459 km (0.094 R)
• M15: 15,070,041 km (0.111 R)
• M16: 15,897,766 km (0.096 R)
• M17: 16,283,878 km (0.12 R)
• M18: 21,231,528 km (0.096 R)
• M19: 21,511,725 km (0.117 R)
• M20: 23,742,528 km (0.073 R)
• M21: 24,758,896 km (0.067 R)
• M22: 26,337,453 km (0.089 R)
• M23: 26,769,492 km (0.058 R)
• M24: 34,084,528 km (0.099 R)
• M25: 37,784,832 km (0.071 R)
• M26: 38,334,454 km (0.044 R)
• M27: 42,037,450 km (0.101 R)
• M28: 44,583,457 km (0.087 R)
• M29: 45,197,107 km (0.083 R)
• M30: 48,028,546 km (0.076 R)
• M31: 48,673,313 km (0.106 R)
• M32: 50,310,811 km (0.092 R)
• M33: 61,290,547 km (0.069 R)
• M34: 62,049,158 km (0.036 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 10,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit