🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.76 AU - 1.22 AU

Year: 373 Days

Day: 47.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,301,197 km

• M1: 90,806 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.44 AU - 1.76 AU

Year: 767 Days

Day: 25.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,301,197 km

• M1: 1,230,442 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.28 AU - 1.98 AU

Year: 788 Days

Day: 34.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,301,197 km

• M1: 30,518 km (0.055 R)
• M2: 75,697 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.59 AU - 2.01 AU

Year: 915 Days

Day: 38.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.15 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.18 AU - 2.8 AU

Year: 1488 Days

Day: 25.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.58 AU - 4.54 AU

Year: 3098 Days

Day: 15.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.2

Radius: 4

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 12.49 AU - 15.49 AU

Year: 19819 Days

Day: 24.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,301,197 km

• M1: 50,414 km (0.03 R)
• M2: 356,043 km (0.108 R)
• M3: 495,917 km (0.091 R)
• M4: 1,458,579 km (0.11 R)
• M5: 1,906,774 km (0.053 R)
• M6: 2,040,665 km (0.12 R)
• M7: 2,579,217 km (0.114 R)
• M8: 3,878,325 km (0.054 R)
• M9: 5,359,793 km (0.086 R)
• M10: 6,189,612 km (0.07 R)
• M11: 6,484,320 km (0.108 R)
• M12: 7,969,976 km (0.093 R)
• M13: 9,235,125 km (0.113 R)
• M14: 10,267,500 km (0.1 R)
• M15: 17,897,291 km (0.025 R)
• M16: 19,493,650 km (0.067 R)
• M17: 22,275,123 km (0.078 R)
• M18: 45,769,169 km (0.092 R)
• M19: 46,046,225 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.2

Radius: 5.4

Gravity: 19.25 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 13.64 AU - 15.5 AU

Year: 21064 Days

Day: 21.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,301,197 km

• M1: 67,169 km (0.11 R)
• M2: 277,953 km (0.077 R)
• M3: 613,202 km (0.085 R)
• M4: 1,288,038 km (0.066 R)
• M5: 2,412,714 km (0.112 R)
• M6: 2,689,321 km (0.039 R)
• M7: 3,012,602 km (0.089 R)
• M8: 4,334,897 km (0.086 R)
• M9: 5,105,027 km (0.106 R)
• M10: 8,364,017 km (0.082 R)
• M11: 9,550,178 km (0.045 R)
• M12: 16,211,622 km (0.067 R)
• M13: 16,535,053 km (0.076 R)
• M14: 18,654,705 km (0.038 R)
• M15: 19,369,633 km (0.042 R)
• M16: 21,140,274 km (0.109 R)
• M17: 21,721,162 km (0.087 R)
• M18: 34,875,602 km (0.101 R)
• M19: 35,279,217 km (0.054 R)
• M20: 35,822,407 km (0.083 R)
• M21: 45,606,856 km (0.09 R)
• M22: 46,901,775 km (0.059 R)
• M23: 53,566,809 km (0.062 R)
• M24: 57,779,036 km (0.071 R)
• M25: 68,735,285 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44

Radius: 7.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 12.53 AU - 16.71 AU

Year: 21172 Days

Day: 21.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,301,197 km

• M1: 110,553 km (0.097 R)
• M2: 550,969 km (0.116 R)
• M3: 813,364 km (0.104 R)
• M4: 1,775,577 km (0.092 R)
• M5: 6,096,861 km (0.032 R)
• M6: 7,582,069 km (0.058 R)
• M7: 8,924,710 km (0.032 R)
• M8: 9,845,634 km (0.06 R)
• M9: 12,781,193 km (0.09 R)
• M10: 14,335,814 km (0.064 R)
• M11: 19,339,714 km (0.116 R)
• M12: 21,236,764 km (0.104 R)
• M13: 21,601,185 km (0.102 R)
• M14: 22,267,793 km (0.066 R)
• M15: 30,622,086 km (0.054 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.1

Radius: 5.1

Gravity: 21.26 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 15.54 AU - 19.94 AU

Year: 28300 Days

Day: 22.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 89,301,197 km

• M1: 63,579 km (0.091 R)
• M2: 278,102 km (0.078 R)
• M3: 501,901 km (0.093 R)
• M4: 832,213 km (0.08 R)
• M5: 1,560,605 km (0.085 R)
• M6: 1,919,341 km (0.057 R)
• M7: 2,472,853 km (0.065 R)
• M8: 3,539,934 km (0.042 R)
• M9: 3,922,456 km (0.09 R)
• M10: 4,331,906 km (0.111 R)
• M11: 4,921,471 km (0.06 R)
• M12: 5,647,170 km (0.061 R)
• M13: 6,817,624 km (0.114 R)
• M14: 7,308,006 km (0.113 R)
• M15: 8,195,271 km (0.07 R)
• M16: 8,358,931 km (0.112 R)
• M17: 8,692,983 km (0.12 R)
• M18: 9,035,861 km (0.071 R)
• M19: 9,387,566 km (0.109 R)
• M20: 10,952,509 km (0.099 R)
• M21: 13,652,002 km (0.098 R)
• M22: 14,037,217 km (0.096 R)
• M23: 15,236,693 km (0.097 R)
• M24: 16,073,244 km (0.075 R)
• M25: 16,851,901 km (0.069 R)
• M26: 17,028,426 km (0.106 R)
• M27: 17,384,918 km (0.074 R)
• M28: 18,860,851 km (0.097 R)
• M29: 19,051,139 km (0.072 R)
• M30: 22,059,852 km (0.044 R)
• M31: 23,129,177 km (0.094 R)
• M32: 27,508,206 km (0.088 R)
• M33: 33,649,647 km (0.098 R)
• M34: 39,391,513 km (0.04 R)
• M35: 42,574,507 km (0.09 R)
• M36: 43,396,248 km (0.086 R)
• M37: 50,537,153 km (0.093 R)
• M38: 53,144,195 km (0.088 R)
• M39: 60,462,822 km (0.069 R)
• M40: 61,500,582 km (0.102 R)
• M41: 72,539,260 km (0.12 R)
• M42: 85,345,436 km (0.111 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 11,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit