🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.52 AU - 0.56 AU

Year: 141 Days

Day: 47.8 Hours

Environment

Temp: 243 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.81 AU - 1.09 AU

Year: 328 Days

Day: 12.7 Hours

Environment

Temp: 98 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.23 AU - 1.57 AU

Year: 588 Days

Day: 35.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.26 AU - 3.12 AU

Year: 1565 Days

Day: 14.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,542,140 km

• M1: 92,601 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.54 AU - 3.34 AU

Year: 1788 Days

Day: 17.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,542,140 km

• M1: 347,815 km (0.069 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.52 AU - 4.8 AU

Year: 3010 Days

Day: 42.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,542,140 km

• M1: 826,528 km (0.096 R)

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870

Radius: 9.4

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.76 AU - 7.74 AU

Year: 6221 Days

Day: 8.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,542,140 km

• M1: 124,316 km (0.029 R)
• M2: 512,971 km (0.12 R)
• M3: 953,686 km (0.063 R)
• M4: 1,341,145 km (0.12 R)
• M5: 2,891,128 km (0.094 R)
• M6: 4,339,984 km (0.063 R)
• M7: 4,746,740 km (0.091 R)
• M8: 5,605,432 km (0.084 R)
• M9: 7,174,863 km (0.114 R)
• M10: 8,020,989 km (0.1 R)
• M11: 10,236,683 km (0.071 R)
• M12: 10,910,173 km (0.098 R)
• M13: 13,219,515 km (0.089 R)
• M14: 14,908,924 km (0.072 R)
• M15: 16,672,084 km (0.09 R)
• M16: 23,523,667 km (0.111 R)
• M17: 25,209,036 km (0.059 R)
• M18: 25,993,079 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.8

Radius: 14.2

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 6.92 AU - 10.4 AU

Year: 9041 Days

Day: 6.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,542,140 km

• M1: 179,069 km (0.098 R)
• M2: 628,610 km (0.114 R)
• M3: 1,404,425 km (0.111 R)
• M4: 1,962,874 km (0.086 R)
• M5: 2,530,897 km (0.083 R)
• M6: 3,207,977 km (0.105 R)
• M7: 4,250,375 km (0.117 R)
• M8: 5,919,588 km (0.102 R)
• M9: 8,035,350 km (0.089 R)
• M10: 10,773,440 km (0.112 R)
• M11: 11,867,001 km (0.081 R)
• M12: 13,336,501 km (0.066 R)
• M13: 14,990,155 km (0.042 R)
• M14: 21,185,003 km (0.105 R)
• M15: 22,899,245 km (0.1 R)
• M16: 24,061,920 km (0.104 R)
• M17: 26,505,152 km (0.116 R)
• M18: 27,686,826 km (0.108 R)
• M19: 28,595,783 km (0.07 R)
• M20: 30,580,348 km (0.087 R)
• M21: 34,358,143 km (0.098 R)
• M22: 39,062,547 km (0.101 R)
• M23: 40,463,232 km (0.05 R)
• M24: 46,261,646 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.9

Radius: 3.1

Gravity: 40.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 14.06 AU - 15.98 AU

Year: 20651 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,542,140 km

• M1: 38,746 km (0.111 R)
• M2: 149,598 km (0.11 R)
• M3: 377,136 km (0.025 R)
• M4: 544,985 km (0.081 R)
• M5: 732,282 km (0.098 R)
• M6: 938,128 km (0.079 R)
• M7: 1,104,182 km (0.081 R)
• M8: 1,526,347 km (0.088 R)
• M9: 2,306,500 km (0.074 R)
• M10: 3,215,457 km (0.119 R)
• M11: 3,400,808 km (0.104 R)
• M12: 3,792,605 km (0.076 R)
• M13: 4,371,549 km (0.073 R)
• M14: 4,665,509 km (0.113 R)
• M15: 5,550,829 km (0.092 R)
• M16: 6,542,364 km (0.119 R)
• M17: 6,668,774 km (0.115 R)
• M18: 7,461,792 km (0.103 R)
• M19: 7,881,115 km (0.096 R)
• M20: 8,169,091 km (0.119 R)
• M21: 9,285,689 km (0.113 R)
• M22: 9,499,016 km (0.076 R)
• M23: 9,606,876 km (0.106 R)
• M24: 11,507,816 km (0.114 R)
• M25: 12,643,414 km (0.096 R)
• M26: 13,305,534 km (0.081 R)
• M27: 13,508,688 km (0.05 R)
• M28: 14,412,558 km (0.117 R)
• M29: 18,600,102 km (0.099 R)
• M30: 20,515,852 km (0.091 R)
• M31: 22,751,293 km (0.03 R)
• M32: 27,261,220 km (0.084 R)
• M33: 30,187,654 km (0.09 R)
• M34: 34,321,192 km (0.077 R)
• M35: 46,424,707 km (0.092 R)
• M36: 46,735,721 km (0.092 R)
• M37: 62,778,746 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.7

Radius: 5.6

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 15.55 AU - 16.45 AU

Year: 22705 Days

Day: 20.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,542,140 km

• M1: 71,209 km (0.11 R)
• M2: 393,891 km (0.047 R)
• M3: 774,468 km (0.032 R)
• M4: 998,865 km (0.077 R)
• M5: 1,214,436 km (0.078 R)
• M6: 1,659,340 km (0.093 R)
• M7: 2,511,748 km (0.073 R)
• M8: 2,798,378 km (0.046 R)
• M9: 3,307,310 km (0.082 R)
• M10: 3,651,983 km (0.083 R)
• M11: 3,933,227 km (0.098 R)
• M12: 4,413,137 km (0.059 R)
• M13: 4,798,053 km (0.112 R)
• M14: 6,524,262 km (0.08 R)
• M15: 8,383,764 km (0.067 R)
• M16: 9,856,854 km (0.112 R)
• M17: 11,083,557 km (0.092 R)
• M18: 12,221,996 km (0.047 R)
• M19: 13,044,635 km (0.12 R)
• M20: 14,243,662 km (0.05 R)
• M21: 16,402,210 km (0.11 R)
• M22: 16,858,782 km (0.105 R)
• M23: 18,198,132 km (0.097 R)
• M24: 18,935,201 km (0.102 R)
• M25: 21,086,867 km (0.102 R)
• M26: 24,661,209 km (0.085 R)
• M27: 24,959,358 km (0.05 R)
• M28: 28,510,063 km (0.103 R)
• M29: 35,319,160 km (0.031 R)
• M30: 36,464,481 km (0.106 R)
• M31: 36,981,342 km (0.07 R)
• M32: 41,014,351 km (0.072 R)
• M33: 41,713,870 km (0.111 R)
• M34: 43,714,742 km (0.078 R)
• M35: 44,298,024 km (0.094 R)
• M36: 51,382,530 km (0.082 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 13,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit