🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.55 AU - 0.81 AU

Year: 250 Days

Day: 42.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,558,338 km

• M1: 48,021 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.82 AU - 1 AU

Year: 387 Days

Day: 22.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.62 AU - 1.84 AU

Year: 1015 Days

Day: 34.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.7

Radius: 10.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.28 AU - 3.68 AU

Year: 2897 Days

Day: 12.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,558,338 km

• M1: 129,851 km (0.102 R)
• M2: 885,619 km (0.112 R)
• M3: 1,220,120 km (0.066 R)
• M4: 1,681,031 km (0.111 R)
• M5: 2,244,118 km (0.112 R)
• M6: 2,570,540 km (0.1 R)
• M7: 3,035,341 km (0.101 R)
• M8: 3,370,440 km (0.06 R)
• M9: 3,801,581 km (0.117 R)
• M10: 5,231,138 km (0.045 R)
• M11: 5,691,750 km (0.078 R)
• M12: 6,537,277 km (0.106 R)
• M13: 6,963,182 km (0.098 R)
• M14: 7,492,909 km (0.115 R)
• M15: 8,230,725 km (0.116 R)
• M16: 8,855,296 km (0.089 R)
• M17: 10,128,673 km (0.12 R)
• M18: 10,591,230 km (0.061 R)
• M19: 11,105,099 km (0.105 R)
• M20: 11,558,679 km (0.096 R)
• M21: 11,985,333 km (0.102 R)
• M22: 12,787,925 km (0.036 R)
• M23: 13,625,972 km (0.087 R)
• M24: 14,411,062 km (0.1 R)
• M25: 14,769,648 km (0.08 R)
• M26: 15,180,145 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.8

Radius: 9.1

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.33 AU - 5.23 AU

Year: 3951 Days

Day: 10.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,558,338 km

• M1: 113,246 km (0.067 R)
• M2: 460,462 km (0.11 R)
• M3: 799,750 km (0.116 R)
• M4: 1,921,136 km (0.113 R)
• M5: 2,379,205 km (0.11 R)
• M6: 2,793,441 km (0.054 R)
• M7: 3,183,891 km (0.094 R)
• M8: 4,159,569 km (0.084 R)
• M9: 4,465,646 km (0.087 R)
• M10: 4,929,250 km (0.08 R)
• M11: 5,710,749 km (0.12 R)
• M12: 6,089,830 km (0.118 R)
• M13: 7,235,301 km (0.109 R)
• M14: 7,875,580 km (0.115 R)
• M15: 8,175,823 km (0.111 R)
• M16: 9,195,632 km (0.092 R)
• M17: 9,717,429 km (0.118 R)
• M18: 15,807,708 km (0.065 R)
• M19: 18,009,938 km (0.057 R)
• M20: 20,036,540 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257

Radius: 12.1

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.9 AU - 7.7 AU

Year: 7056 Days

Day: 12.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,558,338 km

• M1: 150,495 km (0.1 R)
• M2: 618,438 km (0.119 R)
• M3: 1,269,488 km (0.117 R)
• M4: 2,890,380 km (0.089 R)
• M5: 3,597,829 km (0.077 R)
• M6: 4,659,525 km (0.091 R)
• M7: 5,977,781 km (0.077 R)
• M8: 7,227,073 km (0.104 R)
• M9: 7,772,956 km (0.067 R)
• M10: 9,063,387 km (0.026 R)
• M11: 13,082,035 km (0.069 R)
• M12: 14,793,733 km (0.117 R)
• M13: 17,971,192 km (0.088 R)
• M14: 18,783,957 km (0.084 R)
• M15: 20,015,597 km (0.086 R)
• M16: 26,671,206 km (0.077 R)
• M17: 27,400,346 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 238.7

Radius: 3.2

Gravity: 23.31 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.34 AU - 12.96 AU

Year: 18898 Days

Day: 19.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,558,338 km

• M1: 39,793 km (0.119 R)
• M2: 284,086 km (0.047 R)
• M3: 904,170 km (0.042 R)
• M4: 1,020,407 km (0.112 R)
• M5: 2,756,640 km (0.092 R)
• M6: 3,072,441 km (0.101 R)
• M7: 3,386,746 km (0.107 R)
• M8: 4,107,359 km (0.1 R)
• M9: 6,138,150 km (0.099 R)
• M10: 11,848,899 km (0.118 R)
• M11: 12,199,706 km (0.118 R)
• M12: 12,437,268 km (0.075 R)
• M13: 15,534,692 km (0.106 R)
• M14: 15,813,841 km (0.119 R)
• M15: 16,671,486 km (0.117 R)
• M16: 17,334,653 km (0.101 R)
• M17: 25,925,760 km (0.089 R)
• M18: 27,826,550 km (0.085 R)
• M19: 31,123,538 km (0.056 R)
• M20: 33,615,240 km (0.101 R)
• M21: 35,388,124 km (0.092 R)
• M22: 37,346,959 km (0.092 R)
• M23: 41,479,151 km (0.106 R)
• M24: 41,747,081 km (0.117 R)
• M25: 44,350,084 km (0.096 R)
• M26: 49,124,799 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 15,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit