🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.93 AU - 1.53 AU

Year: 501 Days

Day: 41.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,465,726 km

• M1: 508,483 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.31 AU - 2.45 AU

Year: 1348 Days

Day: 42.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.04 AU - 3.26 AU

Year: 2052 Days

Day: 35.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 8.8

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.12 AU - 7.96 AU

Year: 6857 Days

Day: 5.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,465,726 km

• M1: 114,143 km (0.087 R)
• M2: 397,781 km (0.067 R)
• M3: 778,208 km (0.037 R)
• M4: 1,197,980 km (0.088 R)
• M5: 1,751,043 km (0.091 R)
• M6: 2,192,806 km (0.098 R)
• M7: 3,300,279 km (0.03 R)
• M8: 3,617,127 km (0.082 R)
• M9: 4,436,175 km (0.108 R)
• M10: 5,065,982 km (0.059 R)
• M11: 7,106,048 km (0.104 R)
• M12: 7,967,732 km (0.113 R)
• M13: 9,059,198 km (0.116 R)
• M14: 11,440,497 km (0.118 R)
• M15: 12,219,453 km (0.073 R)
• M16: 13,774,673 km (0.108 R)
• M17: 14,882,146 km (0.098 R)
• M18: 15,457,649 km (0.102 R)
• M19: 16,167,790 km (0.114 R)
• M20: 17,336,299 km (0.072 R)
• M21: 18,232,689 km (0.094 R)
• M22: 18,891,668 km (0.112 R)
• M23: 21,323,531 km (0.103 R)
• M24: 23,336,669 km (0.117 R)
• M25: 24,907,447 km (0.038 R)
• M26: 25,718,567 km (0.065 R)
• M27: 26,130,709 km (0.104 R)
• M28: 27,996,793 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.9

Radius: 14.9

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.26 AU - 9.52 AU

Year: 8136 Days

Day: 9.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,465,726 km

• M1: 185,352 km (0.113 R)
• M2: 1,726,060 km (0.116 R)
• M3: 2,300,666 km (0.025 R)
• M4: 3,199,749 km (0.111 R)
• M5: 4,175,576 km (0.08 R)
• M6: 4,655,037 km (0.067 R)
• M7: 9,716,083 km (0.044 R)
• M8: 15,329,593 km (0.067 R)
• M9: 16,294,649 km (0.101 R)
• M10: 20,349,499 km (0.082 R)
• M11: 21,589,666 km (0.05 R)
• M12: 31,817,522 km (0.103 R)
• M13: 32,498,193 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.4

Radius: 14.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.34 AU - 13.34 AU

Year: 14955 Days

Day: 6.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 91,465,726 km

• M1: 188,643 km (0.104 R)
• M2: 719,715 km (0.115 R)
• M3: 2,016,131 km (0.043 R)
• M4: 3,230,267 km (0.081 R)
• M5: 4,492,723 km (0.092 R)
• M6: 5,791,382 km (0.119 R)
• M7: 8,560,738 km (0.079 R)
• M8: 11,558,081 km (0.047 R)
• M9: 12,181,755 km (0.051 R)
• M10: 13,293,416 km (0.077 R)
• M11: 23,939,698 km (0.11 R)
• M12: 34,516,717 km (0.093 R)
• M13: 35,290,138 km (0.1 R)
• M14: 35,812,085 km (0.109 R)
• M15: 40,034,036 km (0.109 R)
• M16: 50,766,636 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.3

Radius: 8

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 15.26 AU - 19.22 AU

Year: 26277 Days

Day: 17.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,465,726 km

• M1: 100,081 km (0.117 R)
• M2: 372,349 km (0.103 R)
• M3: 736,171 km (0.072 R)
• M4: 1,072,318 km (0.062 R)
• M5: 1,410,558 km (0.087 R)
• M6: 1,799,812 km (0.093 R)
• M7: 2,083,749 km (0.103 R)
• M8: 2,541,817 km (0.057 R)
• M9: 2,901,152 km (0.066 R)
• M10: 3,949,982 km (0.068 R)
• M11: 4,505,888 km (0.117 R)
• M12: 4,956,327 km (0.082 R)
• M13: 12,579,236 km (0.082 R)
• M14: 15,973,612 km (0.058 R)
• M15: 17,288,428 km (0.086 R)
• M16: 17,926,163 km (0.099 R)
• M17: 21,248,582 km (0.081 R)
• M18: 26,247,694 km (0.062 R)
• M19: 28,198,899 km (0.069 R)
• M20: 28,701,399 km (0.072 R)
• M21: 29,466,293 km (0.071 R)
• M22: 29,724,349 km (0.119 R)
• M23: 32,662,451 km (0.106 R)
• M24: 34,201,813 km (0.101 R)
• M25: 36,082,558 km (0.096 R)
• M26: 37,424,301 km (0.103 R)
• M27: 38,953,790 km (0.114 R)
• M28: 40,683,889 km (0.074 R)
• M29: 44,975,702 km (0.036 R)
• M30: 47,939,386 km (0.08 R)
• M31: 52,720,085 km (0.045 R)
• M32: 53,100,512 km (0.068 R)
• M33: 54,640,323 km (0.118 R)
• M34: 57,808,956 km (0.103 R)
• M35: 61,939,502 km (0.103 R)
• M36: 75,503,392 km (0.076 R)
• M37: 88,752,078 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 16,941 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit