🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.14 AU - 3.22 AU

Year: 1317 Days

Day: 44.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,534,218 km

• M1: 54,454 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.18 AU - 4.16 AU

Year: 2111 Days

Day: 20.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 92.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,534,218 km

• M1: 1,222,663 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.95 AU - 4.85 AU

Year: 2771 Days

Day: 35.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,534,218 km

• M1: 1,597,406 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.13 AU - 4.77 AU

Year: 2818 Days

Day: 43.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,534,218 km

• M1: 59,241 km (0.107 R)
• M2: 576,999 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.27 AU - 5.45 AU

Year: 3726 Days

Day: 21.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 133.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,534,218 km

• M1: 208,689 km (0.111 R)

Asteroid Belt

Center: 8.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 8.9

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.46 AU - 13.76 AU

Year: 13444 Days

Day: 9.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,534,218 km

• M1: 114,742 km (0.115 R)
• M2: 478,564 km (0.072 R)
• M3: 1,121,834 km (0.111 R)
• M4: 3,167,286 km (0.04 R)
• M5: 3,887,600 km (0.111 R)
• M6: 4,691,539 km (0.097 R)
• M7: 6,176,896 km (0.088 R)
• M8: 9,041,097 km (0.107 R)
• M9: 9,621,088 km (0.113 R)
• M10: 13,027,880 km (0.097 R)
• M11: 15,141,848 km (0.106 R)
• M12: 15,619,514 km (0.081 R)
• M13: 17,318,945 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276

Radius: 4.8

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 15.31 AU - 19.49 AU

Year: 21791 Days

Day: 21.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 87,534,218 km

• M1: 59,690 km (0.118 R)
• M2: 268,528 km (0.053 R)
• M3: 467,493 km (0.081 R)
• M4: 642,224 km (0.051 R)
• M5: 912,697 km (0.118 R)
• M6: 1,421,329 km (0.032 R)
• M7: 1,763,011 km (0.117 R)
• M8: 2,274,636 km (0.103 R)
• M9: 3,095,330 km (0.109 R)
• M10: 4,432,585 km (0.106 R)
• M11: 4,591,009 km (0.071 R)
• M12: 5,333,613 km (0.082 R)
• M13: 5,659,287 km (0.095 R)
• M14: 7,899,067 km (0.059 R)
• M15: 8,226,985 km (0.069 R)
• M16: 9,316,806 km (0.119 R)
• M17: 13,619,390 km (0.048 R)
• M18: 14,572,927 km (0.099 R)
• M19: 15,280,824 km (0.117 R)
• M20: 16,234,959 km (0.115 R)
• M21: 17,463,008 km (0.119 R)
• M22: 18,916,950 km (0.076 R)
• M23: 20,713,172 km (0.08 R)
• M24: 25,643,618 km (0.108 R)
• M25: 30,041,945 km (0.068 R)
• M26: 32,478,147 km (0.033 R)
• M27: 33,318,587 km (0.12 R)
• M28: 33,683,157 km (0.117 R)
• M29: 37,739,204 km (0.11 R)
• M30: 40,020,871 km (0.06 R)
• M31: 49,434,916 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.7

Radius: 3

Gravity: 76.41 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 17.37 AU - 20.39 AU

Year: 24630 Days

Day: 20.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,534,218 km

• M1: 37,250 km (0.119 R)
• M2: 184,753 km (0.106 R)
• M3: 514,317 km (0.095 R)
• M4: 647,011 km (0.066 R)
• M5: 1,074,412 km (0.097 R)
• M6: 1,388,119 km (0.12 R)
• M7: 1,740,422 km (0.112 R)
• M8: 1,937,592 km (0.112 R)
• M9: 2,193,404 km (0.036 R)
• M10: 2,643,993 km (0.111 R)
• M11: 2,746,168 km (0.109 R)
• M12: 3,356,378 km (0.1 R)
• M13: 3,476,355 km (0.058 R)
• M14: 3,821,029 km (0.1 R)
• M15: 4,018,348 km (0.114 R)
• M16: 4,614,646 km (0.116 R)
• M17: 6,994,000 km (0.112 R)
• M18: 7,140,606 km (0.113 R)
• M19: 8,225,041 km (0.091 R)
• M20: 8,948,645 km (0.107 R)
• M21: 11,919,061 km (0.098 R)
• M22: 13,211,586 km (0.107 R)
• M23: 14,834,125 km (0.109 R)
• M24: 15,902,403 km (0.085 R)
• M25: 16,326,513 km (0.072 R)
• M26: 17,375,344 km (0.115 R)
• M27: 21,604,625 km (0.065 R)
• M28: 27,914,813 km (0.074 R)
• M29: 28,160,453 km (0.08 R)
• M30: 29,537,202 km (0.111 R)
• M31: 31,221,225 km (0.029 R)
• M32: 38,750,336 km (0.105 R)
• M33: 39,055,965 km (0.072 R)
• M34: 39,517,474 km (0.117 R)
• M35: 43,013,128 km (0.108 R)
• M36: 72,479,121 km (0.063 R)
• M37: 74,346,551 km (0.076 R)
• M38: 77,691,111 km (0.093 R)
• M39: 83,147,245 km (0.109 R)

Kuiper Belt

Range: 36.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 17,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit