🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.5 AU - 0.52 AU

Year: 127 Days

Day: 35.4 Hours

Environment

Temp: 214 °C

Axial Tilt: 47.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.89 AU - 1.07 AU

Year: 338 Days

Day: 34.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.22 AU - 3.02 AU

Year: 1477 Days

Day: 42.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,483,781 km

• M1: 232,924 km (0.099 R)
• M2: 831,016 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.17 AU - 4.77 AU

Year: 3291 Days

Day: 41 Hours

Environment

Temp: -130 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,483,781 km

• M1: 377,435 km (0.108 R)

Asteroid Belt

Center: 6.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.9

Radius: 8.9

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.79 AU - 9.19 AU

Year: 9387 Days

Day: 14 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,483,781 km

• M1: 247,884 km (0.025 R)
• M2: 679,174 km (0.082 R)
• M3: 1,980,077 km (0.03 R)
• M4: 2,495,891 km (0.083 R)
• M5: 2,793,740 km (0.101 R)
• M6: 4,724,750 km (0.063 R)
• M7: 5,207,203 km (0.108 R)
• M8: 6,270,694 km (0.086 R)
• M9: 8,520,197 km (0.117 R)
• M10: 9,096,448 km (0.051 R)
• M11: 10,516,581 km (0.045 R)
• M12: 18,290,883 km (0.097 R)
• M13: 19,077,917 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.3

Radius: 14.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.17 AU - 11.27 AU

Year: 10553 Days

Day: 7.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,483,781 km

• M1: 185,352 km (0.045 R)
• M2: 1,074,262 km (0.097 R)
• M3: 1,553,873 km (0.109 R)
• M4: 2,617,514 km (0.104 R)
• M5: 3,696,863 km (0.105 R)
• M6: 4,614,197 km (0.084 R)
• M7: 5,346,329 km (0.053 R)
• M8: 5,866,181 km (0.07 R)
• M9: 7,334,185 km (0.117 R)
• M10: 7,823,071 km (0.101 R)
• M11: 10,699,389 km (0.098 R)
• M12: 11,781,132 km (0.088 R)
• M13: 15,588,697 km (0.091 R)
• M14: 19,500,531 km (0.067 R)
• M15: 23,453,954 km (0.077 R)
• M16: 25,107,609 km (0.098 R)
• M17: 25,704,355 km (0.097 R)
• M18: 26,837,708 km (0.118 R)
• M19: 28,553,746 km (0.105 R)
• M20: 32,303,865 km (0.094 R)
• M21: 34,140,777 km (0.097 R)
• M22: 34,768,191 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.2

Radius: 12.6

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.45 AU - 13.13 AU

Year: 13211 Days

Day: 10.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 89,483,781 km

• M1: 156,629 km (0.104 R)
• M2: 602,281 km (0.118 R)
• M3: 1,254,229 km (0.109 R)
• M4: 1,739,374 km (0.117 R)
• M5: 2,329,837 km (0.061 R)
• M6: 2,886,940 km (0.096 R)
• M7: 3,693,721 km (0.038 R)
• M8: 4,210,582 km (0.038 R)
• M9: 6,096,712 km (0.112 R)
• M10: 6,655,759 km (0.103 R)
• M11: 8,062,876 km (0.106 R)
• M12: 9,659,684 km (0.09 R)
• M13: 11,046,905 km (0.061 R)
• M14: 11,577,529 km (0.06 R)
• M15: 14,076,561 km (0.084 R)
• M16: 15,561,769 km (0.088 R)
• M17: 17,941,572 km (0.076 R)
• M18: 19,514,893 km (0.108 R)
• M19: 20,554,747 km (0.061 R)
• M20: 24,586,111 km (0.101 R)
• M21: 26,004,897 km (0.049 R)
• M22: 29,451,931 km (0.061 R)
• M23: 30,588,725 km (0.041 R)
• M24: 31,754,542 km (0.038 R)
• M25: 32,588,101 km (0.082 R)
• M26: 38,567,528 km (0.116 R)
• M27: 41,885,758 km (0.041 R)
• M28: 42,744,300 km (0.116 R)
• M29: 44,348,438 km (0.049 R)
• M30: 45,539,985 km (0.118 R)
• M31: 47,987,107 km (0.115 R)
• M32: 51,167,708 km (0.092 R)
• M33: 56,371,470 km (0.08 R)
• M34: 58,654,932 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.4

Radius: 4.1

Gravity: 38.63 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.66 AU - 18.98 AU

Year: 26197 Days

Day: 24.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 89,483,781 km

• M1: 51,312 km (0.102 R)
• M2: 194,178 km (0.065 R)
• M3: 397,033 km (0.053 R)
• M4: 977,472 km (0.08 R)
• M5: 1,139,188 km (0.113 R)
• M6: 1,366,128 km (0.067 R)
• M7: 3,064,662 km (0.12 R)
• M8: 3,443,444 km (0.038 R)
• M9: 4,018,348 km (0.108 R)
• M10: 5,438,032 km (0.057 R)
• M11: 5,731,842 km (0.092 R)
• M12: 6,351,028 km (0.11 R)
• M13: 8,092,347 km (0.103 R)
• M14: 10,003,460 km (0.12 R)
• M15: 10,444,325 km (0.091 R)
• M16: 11,568,852 km (0.108 R)
• M17: 14,528,197 km (0.054 R)
• M18: 15,093,228 km (0.055 R)
• M19: 15,422,643 km (0.118 R)
• M20: 19,953,813 km (0.112 R)
• M21: 21,262,345 km (0.12 R)
• M22: 22,626,977 km (0.091 R)
• M23: 23,058,417 km (0.072 R)
• M24: 26,351,366 km (0.035 R)
• M25: 34,273,022 km (0.106 R)
• M26: 37,030,859 km (0.096 R)
• M27: 37,629,699 km (0.114 R)
• M28: 41,680,510 km (0.11 R)
• M29: 41,841,926 km (0.112 R)
• M30: 42,003,641 km (0.109 R)
• M31: 46,184,902 km (0.047 R)
• M32: 50,634,990 km (0.102 R)
• M33: 56,145,278 km (0.112 R)
• M34: 57,933,271 km (0.116 R)
• M35: 64,166,865 km (0.094 R)
• M36: 69,238,083 km (0.107 R)
• M37: 71,062,729 km (0.086 R)
• M38: 71,755,067 km (0.097 R)
• M39: 76,245,098 km (0.06 R)
• M40: 82,942,595 km (0.074 R)
• M41: 85,259,267 km (0.097 R)
• M42: 86,827,502 km (0.062 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 13,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit