🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.9 AU - 0.94 AU

Year: 307 Days

Day: 16 Hours

Environment

Temp: 126 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.04 AU - 1.22 AU

Year: 418 Days

Day: 21.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,679,678 km

• M1: 714,031 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.2 AU - 3.18 AU

Year: 1536 Days

Day: 35.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,679,678 km

• M1: 439,967 km (0.113 R)

Asteroid Belt

Center: 4.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.6

Radius: 14.8

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.17 AU - 6.65 AU

Year: 5004 Days

Day: 12 Hours

Environment

Temp: -131 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,679,678 km

• M1: 184,155 km (0.113 R)
• M2: 647,609 km (0.103 R)
• M3: 1,118,693 km (0.103 R)
• M4: 1,846,038 km (0.053 R)
• M5: 2,660,299 km (0.1 R)
• M6: 3,124,501 km (0.059 R)
• M7: 3,663,801 km (0.09 R)
• M8: 4,242,596 km (0.118 R)
• M9: 5,239,067 km (0.091 R)
• M10: 6,877,613 km (0.106 R)
• M11: 7,661,805 km (0.075 R)
• M12: 8,836,597 km (0.106 R)
• M13: 9,448,153 km (0.082 R)
• M14: 10,841,657 km (0.094 R)
• M15: 13,430,298 km (0.087 R)
• M16: 14,921,640 km (0.105 R)
• M17: 18,171,205 km (0.055 R)
• M18: 18,786,501 km (0.085 R)
• M19: 19,288,701 km (0.083 R)
• M20: 20,123,906 km (0.103 R)
• M21: 20,649,742 km (0.102 R)
• M22: 22,004,650 km (0.054 R)
• M23: 23,853,680 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.3

Radius: 13.7

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.64 AU - 7.9 AU

Year: 7543 Days

Day: 14.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,679,678 km

• M1: 170,392 km (0.088 R)
• M2: 916,885 km (0.088 R)
• M3: 1,813,425 km (0.062 R)
• M4: 2,281,218 km (0.074 R)
• M5: 3,490,567 km (0.054 R)
• M6: 4,558,247 km (0.059 R)
• M7: 5,699,080 km (0.046 R)
• M8: 6,142,638 km (0.027 R)
• M9: 9,124,423 km (0.057 R)
• M10: 10,072,873 km (0.038 R)
• M11: 16,986,988 km (0.084 R)
• M12: 23,468,914 km (0.088 R)
• M13: 24,704,293 km (0.104 R)
• M14: 25,155,780 km (0.058 R)
• M15: 29,877,388 km (0.12 R)
• M16: 30,700,625 km (0.09 R)
• M17: 34,034,264 km (0.092 R)
• M18: 38,804,341 km (0.062 R)
• M19: 41,159,012 km (0.101 R)
• M20: 42,306,876 km (0.106 R)
• M21: 44,400,349 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.5

Radius: 11.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.81 AU - 10.37 AU

Year: 9544 Days

Day: 14.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,679,678 km

• M1: 141,819 km (0.105 R)
• M2: 987,346 km (0.085 R)
• M3: 1,548,488 km (0.105 R)
• M4: 2,007,603 km (0.106 R)
• M5: 2,878,712 km (0.115 R)
• M6: 3,460,199 km (0.092 R)
• M7: 4,478,362 km (0.102 R)
• M8: 4,859,088 km (0.114 R)
• M9: 5,357,399 km (0.099 R)
• M10: 5,855,410 km (0.115 R)
• M11: 6,456,943 km (0.107 R)
• M12: 7,060,421 km (0.048 R)
• M13: 8,293,257 km (0.046 R)
• M14: 8,779,600 km (0.101 R)
• M15: 13,563,889 km (0.05 R)
• M16: 13,991,590 km (0.113 R)
• M17: 15,726,327 km (0.086 R)
• M18: 16,610,749 km (0.112 R)
• M19: 17,744,551 km (0.12 R)
• M20: 20,563,125 km (0.119 R)
• M21: 22,289,185 km (0.096 R)
• M22: 22,714,043 km (0.118 R)
• M23: 24,109,941 km (0.077 R)
• M24: 26,879,895 km (0.109 R)
• M25: 34,043,539 km (0.082 R)
• M26: 38,729,542 km (0.106 R)
• M27: 39,715,692 km (0.087 R)
• M28: 40,466,374 km (0.037 R)
• M29: 43,036,764 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.2

Radius: 9.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 11.18 AU - 14.08 AU

Year: 15631 Days

Day: 5.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,679,678 km

• M1: 123,119 km (0.041 R)
• M2: 502,948 km (0.084 R)
• M3: 894,446 km (0.102 R)
• M4: 1,398,590 km (0.107 R)
• M5: 1,762,413 km (0.063 R)
• M6: 2,447,571 km (0.105 R)
• M7: 3,493,709 km (0.116 R)
• M8: 5,724,363 km (0.106 R)
• M9: 6,147,724 km (0.053 R)
• M10: 6,822,112 km (0.118 R)
• M11: 7,298,581 km (0.117 R)
• M12: 8,229,678 km (0.111 R)
• M13: 9,285,839 km (0.069 R)
• M14: 12,817,097 km (0.095 R)
• M15: 15,614,727 km (0.093 R)
• M16: 22,471,545 km (0.115 R)
• M17: 28,894,380 km (0.041 R)
• M18: 30,247,642 km (0.079 R)
• M19: 30,779,313 km (0.089 R)
• M20: 34,445,508 km (0.088 R)
• M21: 39,899,996 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544

Radius: 3

Gravity: 60.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 13.34 AU - 19.48 AU

Year: 23150 Days

Day: 19.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,679,678 km

• M1: 63,878 km (0.105 R)
• M2: 418,724 km (0.03 R)
• M3: 1,565,542 km (0.102 R)
• M4: 2,030,641 km (0.072 R)
• M5: 4,264,138 km (0.104 R)
• M6: 4,399,374 km (0.065 R)
• M7: 4,714,128 km (0.119 R)
• M8: 5,955,641 km (0.082 R)
• M9: 6,428,221 km (0.105 R)
• M10: 9,116,045 km (0.031 R)
• M11: 9,800,904 km (0.093 R)
• M12: 10,036,671 km (0.082 R)
• M13: 14,952,457 km (0.109 R)
• M14: 17,487,841 km (0.045 R)
• M15: 20,774,806 km (0.119 R)
• M16: 31,884,093 km (0.068 R)
• M17: 50,288,521 km (0.108 R)
• M18: 51,695,788 km (0.063 R)
• M19: 69,809,248 km (0.114 R)
• M20: 70,461,943 km (0.1 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 12,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit