🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.76 AU - 0.84 AU

Year: 272 Days

Day: 34.7 Hours

Environment

Temp: 92 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.78 AU - 0.88 AU

Year: 288 Days

Day: 27.9 Hours

Environment

Temp: 39 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 117,403,226 km

• M1: 40,990 km (0.099 R)
• M2: 199,713 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1 AU - 1.32 AU

Year: 476 Days

Day: 31.2 Hours

Environment

Temp: -19 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.34 AU - 1.6 AU

Year: 679 Days

Day: 38.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.5

Radius: 11.7

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4 AU - 4.64 AU

Year: 3419 Days

Day: 11 Hours

Environment

Temp: -132 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 117,403,226 km

• M1: 146,606 km (0.101 R)
• M2: 673,041 km (0.117 R)
• M3: 1,747,902 km (0.109 R)
• M4: 2,238,283 km (0.091 R)
• M5: 3,482,938 km (0.115 R)
• M6: 4,649,502 km (0.079 R)
• M7: 7,392,229 km (0.054 R)
• M8: 8,781,545 km (0.116 R)
• M9: 14,254,882 km (0.065 R)
• M10: 14,748,555 km (0.119 R)
• M11: 15,160,996 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.1

Radius: 12.2

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.63 AU - 10.61 AU

Year: 10488 Days

Day: 9.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 117,403,226 km

• M1: 153,787 km (0.114 R)
• M2: 600,486 km (0.058 R)
• M3: 1,114,205 km (0.09 R)
• M4: 1,505,104 km (0.116 R)
• M5: 3,667,841 km (0.084 R)
• M6: 7,163,195 km (0.11 R)
• M7: 9,154,492 km (0.115 R)
• M8: 12,948,444 km (0.076 R)
• M9: 13,342,335 km (0.117 R)
• M10: 15,531,550 km (0.097 R)
• M11: 16,430,185 km (0.059 R)
• M12: 17,363,077 km (0.08 R)
• M13: 18,167,165 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 8.8

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.51 AU - 13.39 AU

Year: 13798 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 117,403,226 km

• M1: 109,506 km (0.106 R)
• M2: 415,583 km (0.052 R)
• M3: 707,299 km (0.102 R)
• M4: 1,075,160 km (0.083 R)
• M5: 1,734,438 km (0.066 R)
• M6: 2,398,652 km (0.066 R)
• M7: 3,104,754 km (0.098 R)
• M8: 4,459,812 km (0.09 R)
• M9: 6,322,604 km (0.095 R)
• M10: 7,835,637 km (0.088 R)
• M11: 9,932,551 km (0.077 R)
• M12: 15,406,337 km (0.044 R)
• M13: 16,395,927 km (0.095 R)
• M14: 18,035,968 km (0.045 R)
• M15: 19,054,879 km (0.106 R)
• M16: 20,865,761 km (0.099 R)
• M17: 27,695,203 km (0.056 R)
• M18: 28,211,017 km (0.042 R)
• M19: 29,905,213 km (0.101 R)
• M20: 33,378,726 km (0.062 R)
• M21: 36,987,625 km (0.092 R)
• M22: 37,362,218 km (0.049 R)
• M23: 38,119,033 km (0.076 R)
• M24: 38,629,162 km (0.065 R)
• M25: 39,014,825 km (0.096 R)
• M26: 40,055,727 km (0.118 R)
• M27: 41,248,621 km (0.096 R)
• M28: 42,057,048 km (0.109 R)
• M29: 48,311,136 km (0.047 R)
• M30: 51,658,688 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.5

Radius: 4.9

Gravity: 41.3 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.64 AU - 21.62 AU

Year: 31862 Days

Day: 23.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 117,403,226 km

• M1: 61,485 km (0.07 R)
• M2: 411,394 km (0.115 R)
• M3: 627,264 km (0.098 R)
• M4: 1,132,157 km (0.1 R)
• M5: 1,362,238 km (0.102 R)
• M6: 2,029,594 km (0.099 R)
• M7: 2,893,223 km (0.113 R)
• M8: 3,260,934 km (0.051 R)
• M9: 8,207,538 km (0.115 R)
• M10: 12,478,557 km (0.106 R)
• M11: 13,365,223 km (0.113 R)
• M12: 18,847,836 km (0.111 R)
• M13: 23,193,504 km (0.105 R)
• M14: 38,108,262 km (0.091 R)
• M15: 40,482,081 km (0.106 R)
• M16: 43,858,655 km (0.076 R)
• M17: 50,161,213 km (0.1 R)
• M18: 58,355,736 km (0.114 R)
• M19: 60,818,566 km (0.092 R)
• M20: 74,697,209 km (0.109 R)
• M21: 77,065,044 km (0.044 R)
• M22: 80,026,483 km (0.119 R)
• M23: 96,902,769 km (0.095 R)
• M24: 101,304,088 km (0.116 R)
• M25: 108,152,828 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 19,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit