🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.58 AU - 0.96 AU

Year: 242 Days

Day: 47.9 Hours

Environment

Temp: 200 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.11 AU - 2.17 AU

Year: 1121 Days

Day: 14.8 Hours

Environment

Temp: -71 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.29 AU - 3.41 AU

Year: 1723 Days

Day: 31.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,279,539 km

• M1: 34,258 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.02 AU - 3.7 AU

Year: 2206 Days

Day: 32 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,279,539 km

• M1: 39,045 km (0.03 R)
• M2: 1,214,286 km (0.065 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.6

Radius: 14.8

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.54 AU - 6.42 AU

Year: 5238 Days

Day: 6 Hours

Environment

Temp: -143 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,279,539 km

• M1: 195,973 km (0.034 R)
• M2: 785,688 km (0.098 R)
• M3: 1,419,235 km (0.058 R)
• M4: 1,908,570 km (0.091 R)
• M5: 2,526,409 km (0.115 R)
• M6: 3,226,527 km (0.114 R)
• M7: 4,151,939 km (0.062 R)
• M8: 5,508,642 km (0.102 R)
• M9: 6,611,478 km (0.113 R)
• M10: 7,464,784 km (0.088 R)
• M11: 8,136,479 km (0.053 R)
• M12: 8,848,265 km (0.059 R)
• M13: 9,461,168 km (0.108 R)
• M14: 12,037,243 km (0.071 R)
• M15: 13,486,996 km (0.09 R)
• M16: 14,578,761 km (0.105 R)
• M17: 15,387,039 km (0.068 R)
• M18: 17,992,435 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.1

Radius: 8.2

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.9 AU - 8.18 AU

Year: 8165 Days

Day: 6.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,279,539 km

• M1: 103,971 km (0.084 R)
• M2: 425,008 km (0.113 R)
• M3: 969,843 km (0.103 R)
• M4: 2,199,238 km (0.06 R)
• M5: 4,269,523 km (0.11 R)
• M6: 5,082,288 km (0.097 R)
• M7: 5,611,416 km (0.117 R)
• M8: 10,309,986 km (0.091 R)
• M9: 11,859,222 km (0.089 R)
• M10: 12,196,415 km (0.108 R)
• M11: 14,194,295 km (0.115 R)
• M12: 15,073,631 km (0.098 R)
• M13: 17,992,734 km (0.088 R)
• M14: 22,712,846 km (0.104 R)
• M15: 26,037,659 km (0.088 R)
• M16: 26,937,490 km (0.093 R)
• M17: 27,942,638 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.1

Radius: 9.4

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 10.48 AU - 12.56 AU

Year: 14004 Days

Day: 11.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,279,539 km

• M1: 116,986 km (0.03 R)
• M2: 654,640 km (0.12 R)
• M3: 1,263,354 km (0.069 R)
• M4: 2,052,034 km (0.12 R)
• M5: 3,355,929 km (0.093 R)
• M6: 3,688,036 km (0.087 R)
• M7: 4,389,202 km (0.118 R)
• M8: 4,756,165 km (0.106 R)
• M9: 6,589,038 km (0.099 R)
• M10: 8,151,588 km (0.12 R)
• M11: 12,958,018 km (0.119 R)
• M12: 15,458,247 km (0.104 R)
• M13: 17,268,381 km (0.071 R)
• M14: 21,305,130 km (0.116 R)
• M15: 21,916,238 km (0.098 R)
• M16: 25,245,688 km (0.111 R)
• M17: 27,438,194 km (0.068 R)
• M18: 28,791,905 km (0.104 R)
• M19: 31,971,159 km (0.091 R)
• M20: 36,979,696 km (0.031 R)
• M21: 39,277,669 km (0.082 R)
• M22: 47,328,129 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.8

Radius: 7.1

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.55 AU - 17.43 AU

Year: 20786 Days

Day: 23.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,279,539 km

• M1: 88,263 km (0.09 R)
• M2: 490,232 km (0.114 R)
• M3: 918,681 km (0.065 R)
• M4: 3,060,473 km (0.093 R)
• M5: 3,281,579 km (0.075 R)
• M6: 3,958,659 km (0.088 R)
• M7: 4,303,033 km (0.091 R)
• M8: 4,581,584 km (0.058 R)
• M9: 5,113,106 km (0.115 R)
• M10: 5,817,712 km (0.114 R)
• M11: 6,158,645 km (0.052 R)
• M12: 6,476,840 km (0.071 R)
• M13: 6,918,154 km (0.12 R)
• M14: 7,301,124 km (0.079 R)
• M15: 11,409,680 km (0.041 R)
• M16: 12,552,009 km (0.1 R)
• M17: 16,569,011 km (0.104 R)
• M18: 17,745,748 km (0.117 R)
• M19: 20,033,399 km (0.114 R)
• M20: 23,012,491 km (0.041 R)
• M21: 24,038,732 km (0.092 R)
• M22: 25,364,169 km (0.103 R)
• M23: 25,725,598 km (0.103 R)
• M24: 26,182,320 km (0.038 R)
• M25: 33,372,443 km (0.086 R)
• M26: 35,468,309 km (0.087 R)
• M27: 37,533,208 km (0.114 R)

Kuiper Belt

Range: 30.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 15,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit