🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.48 AU - 0.68 AU

Year: 158 Days

Day: 22.4 Hours

Environment

Temp: 174 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.79 AU - 1.09 AU

Year: 326 Days

Day: 25.8 Hours

Environment

Temp: 93 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.61 AU - 2.21 AU

Year: 945 Days

Day: 20.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.87 AU - 2.31 AU

Year: 1082 Days

Day: 42 Hours

Environment

Temp: -58 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.03 AU - 3.07 AU

Year: 1908 Days

Day: 44.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,774,948 km

• M1: 779,255 km (0.065 R)

Asteroid Belt

Center: 8.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.2

Radius: 7.4

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.75 AU - 16.01 AU

Year: 20558 Days

Day: 22.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 109,774,948 km

• M1: 92,302 km (0.087 R)
• M2: 630,256 km (0.105 R)
• M3: 987,795 km (0.118 R)
• M4: 1,401,732 km (0.088 R)
• M5: 1,819,409 km (0.081 R)
• M6: 2,135,659 km (0.06 R)
• M7: 2,783,568 km (0.102 R)
• M8: 4,083,423 km (0.03 R)
• M9: 7,348,995 km (0.048 R)
• M10: 9,444,413 km (0.116 R)
• M11: 15,140,651 km (0.114 R)
• M12: 16,519,494 km (0.095 R)
• M13: 20,238,946 km (0.117 R)
• M14: 20,970,330 km (0.109 R)
• M15: 21,342,679 km (0.086 R)
• M16: 25,311,511 km (0.055 R)
• M17: 28,252,156 km (0.116 R)
• M18: 29,746,041 km (0.09 R)
• M19: 33,267,126 km (0.06 R)
• M20: 33,773,514 km (0.101 R)
• M21: 39,547,394 km (0.115 R)
• M22: 40,115,866 km (0.104 R)
• M23: 40,402,047 km (0.066 R)
• M24: 44,248,058 km (0.095 R)
• M25: 50,630,502 km (0.082 R)
• M26: 56,157,993 km (0.094 R)
• M27: 57,964,388 km (0.107 R)
• M28: 62,649,494 km (0.086 R)
• M29: 67,378,881 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.8

Radius: 3.5

Gravity: 39.58 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 12.57 AU - 18.67 AU

Year: 22110 Days

Day: 24.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 109,774,948 km

• M1: 101,876 km (0.097 R)
• M2: 264,339 km (0.119 R)
• M3: 418,724 km (0.104 R)
• M4: 572,511 km (0.099 R)
• M5: 753,524 km (0.119 R)
• M6: 902,225 km (0.047 R)
• M7: 1,810,583 km (0.116 R)
• M8: 2,694,856 km (0.076 R)
• M9: 3,312,546 km (0.062 R)
• M10: 3,423,996 km (0.048 R)
• M11: 3,566,712 km (0.108 R)
• M12: 4,785,636 km (0.035 R)
• M13: 5,966,412 km (0.114 R)
• M14: 6,913,516 km (0.075 R)
• M15: 8,412,038 km (0.119 R)
• M16: 9,264,297 km (0.11 R)
• M17: 11,200,692 km (0.117 R)
• M18: 11,452,315 km (0.119 R)
• M19: 13,250,631 km (0.072 R)
• M20: 16,167,790 km (0.092 R)
• M21: 16,651,440 km (0.095 R)
• M22: 17,647,612 km (0.108 R)
• M23: 20,403,803 km (0.107 R)
• M24: 21,640,379 km (0.111 R)
• M25: 22,326,435 km (0.093 R)
• M26: 25,216,067 km (0.067 R)
• M27: 25,866,070 km (0.118 R)
• M28: 28,695,116 km (0.068 R)
• M29: 29,522,691 km (0.086 R)
• M30: 33,250,072 km (0.098 R)
• M31: 38,977,725 km (0.066 R)
• M32: 50,435,426 km (0.086 R)
• M33: 51,293,370 km (0.107 R)
• M34: 54,822,683 km (0.062 R)
• M35: 64,748,651 km (0.093 R)
• M36: 64,950,459 km (0.062 R)
• M37: 65,152,715 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.1

Radius: 5.3

Gravity: 31.08 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 15.69 AU - 23.19 AU

Year: 30699 Days

Day: 16.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 109,774,948 km

• M1: 110,403 km (0.025 R)
• M2: 586,124 km (0.069 R)
• M3: 771,925 km (0.106 R)
• M4: 1,053,169 km (0.04 R)
• M5: 2,347,490 km (0.081 R)
• M6: 2,714,005 km (0.082 R)
• M7: 3,117,769 km (0.072 R)
• M8: 3,901,961 km (0.101 R)
• M9: 5,851,371 km (0.065 R)
• M10: 7,738,399 km (0.118 R)
• M11: 8,194,074 km (0.083 R)
• M12: 9,221,512 km (0.105 R)
• M13: 10,814,280 km (0.117 R)
• M14: 13,779,609 km (0.111 R)
• M15: 15,850,642 km (0.06 R)
• M16: 16,123,210 km (0.093 R)
• M17: 16,399,068 km (0.107 R)
• M18: 17,149,900 km (0.117 R)
• M19: 17,437,277 km (0.092 R)
• M20: 17,630,707 km (0.092 R)
• M21: 18,922,635 km (0.067 R)
• M22: 22,029,782 km (0.068 R)
• M23: 22,369,519 km (0.094 R)
• M24: 25,090,405 km (0.099 R)
• M25: 30,613,858 km (0.088 R)
• M26: 32,474,855 km (0.107 R)
• M27: 38,182,014 km (0.08 R)
• M28: 39,831,779 km (0.053 R)
• M29: 42,920,227 km (0.079 R)
• M30: 44,884,148 km (0.088 R)
• M31: 45,796,247 km (0.027 R)
• M32: 55,816,761 km (0.06 R)
• M33: 56,236,981 km (0.072 R)
• M34: 56,659,296 km (0.096 R)
• M35: 57,296,732 km (0.093 R)
• M36: 62,796,100 km (0.082 R)
• M37: 63,250,728 km (0.112 R)
• M38: 69,846,947 km (0.118 R)
• M39: 72,060,846 km (0.069 R)
• M40: 75,084,667 km (0.105 R)
• M41: 80,846,280 km (0.108 R)
• M42: 88,596,048 km (0.108 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 15,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit