🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.99 AU - 1.27 AU

Year: 445 Days

Day: 47.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 20.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.31 AU - 1.95 AU

Year: 772 Days

Day: 30.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.58 AU - 2.62 AU

Year: 1129 Days

Day: 45.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,496,763 km

• M1: 560,992 km (0.09 R)
• M2: 685,158 km (0.102 R)

Asteroid Belt

Center: 3.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.3 AU - 5.24 AU

Year: 3272 Days

Day: 39.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,496,763 km

• M1: 63,280 km (0.084 R)
• M2: 1,485,357 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.2

Radius: 9.1

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.57 AU - 5.91 AU

Year: 3827 Days

Day: 8.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,496,763 km

• M1: 113,246 km (0.088 R)
• M2: 458,218 km (0.047 R)
• M3: 1,258,118 km (0.099 R)
• M4: 1,831,377 km (0.078 R)
• M5: 3,126,595 km (0.115 R)
• M6: 3,719,751 km (0.104 R)
• M7: 4,088,061 km (0.037 R)
• M8: 5,129,861 km (0.077 R)
• M9: 6,430,315 km (0.037 R)
• M10: 8,115,086 km (0.114 R)
• M11: 8,736,815 km (0.061 R)
• M12: 9,870,617 km (0.076 R)
• M13: 12,238,303 km (0.066 R)
• M14: 12,909,099 km (0.107 R)
• M15: 17,280,648 km (0.112 R)
• M16: 19,313,983 km (0.119 R)
• M17: 20,289,062 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.8

Radius: 11.6

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.01 AU - 9.81 AU

Year: 9863 Days

Day: 12.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,496,763 km

• M1: 213,177 km (0.102 R)
• M2: 716,873 km (0.115 R)
• M3: 1,158,336 km (0.11 R)
• M4: 1,526,945 km (0.116 R)
• M5: 1,929,663 km (0.066 R)
• M6: 2,585,201 km (0.114 R)
• M7: 3,295,192 km (0.086 R)
• M8: 3,660,959 km (0.113 R)
• M9: 5,192,841 km (0.116 R)
• M10: 6,085,641 km (0.11 R)
• M11: 8,981,707 km (0.106 R)
• M12: 10,170,710 km (0.06 R)
• M13: 11,256,492 km (0.046 R)
• M14: 14,427,817 km (0.101 R)
• M15: 14,916,104 km (0.116 R)
• M16: 15,605,451 km (0.1 R)
• M17: 17,524,942 km (0.111 R)
• M18: 17,940,973 km (0.104 R)
• M19: 18,720,827 km (0.12 R)
• M20: 20,196,461 km (0.068 R)
• M21: 21,196,373 km (0.085 R)
• M22: 21,668,803 km (0.098 R)
• M23: 27,433,258 km (0.082 R)
• M24: 28,183,491 km (0.076 R)
• M25: 34,577,005 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.8

Radius: 6.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 10.23 AU - 14.03 AU

Year: 15667 Days

Day: 15 Hours

Environment

Temp: -195 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,496,763 km

• M1: 84,672 km (0.063 R)
• M2: 410,048 km (0.114 R)
• M3: 2,234,244 km (0.095 R)
• M4: 2,506,812 km (0.066 R)
• M5: 2,977,446 km (0.115 R)
• M6: 3,287,264 km (0.113 R)
• M7: 3,641,063 km (0.111 R)
• M8: 3,971,375 km (0.081 R)
• M9: 4,504,093 km (0.074 R)
• M10: 4,801,643 km (0.081 R)
• M11: 5,618,746 km (0.064 R)
• M12: 6,256,632 km (0.117 R)
• M13: 7,867,352 km (0.084 R)
• M14: 9,254,573 km (0.102 R)
• M15: 9,559,304 km (0.106 R)
• M16: 11,730,867 km (0.107 R)
• M17: 12,243,090 km (0.11 R)
• M18: 12,716,717 km (0.099 R)
• M19: 15,757,443 km (0.093 R)
• M20: 16,827,217 km (0.099 R)
• M21: 18,282,206 km (0.068 R)
• M22: 20,693,125 km (0.101 R)
• M23: 26,832,024 km (0.084 R)
• M24: 29,932,888 km (0.12 R)
• M25: 30,408,161 km (0.109 R)
• M26: 31,765,761 km (0.106 R)
• M27: 34,601,240 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.2

Radius: 7.4

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 12.59 AU - 18.11 AU

Year: 22303 Days

Day: 22.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,496,763 km

• M1: 92,152 km (0.102 R)
• M2: 487,240 km (0.097 R)
• M3: 1,199,177 km (0.069 R)
• M4: 1,474,736 km (0.094 R)
• M5: 3,253,903 km (0.082 R)
• M6: 3,990,374 km (0.092 R)
• M7: 5,874,559 km (0.054 R)
• M8: 6,818,970 km (0.061 R)
• M9: 7,352,436 km (0.069 R)
• M10: 8,231,024 km (0.106 R)
• M11: 9,062,789 km (0.105 R)
• M12: 10,827,894 km (0.096 R)
• M13: 21,186,948 km (0.117 R)
• M14: 22,320,451 km (0.116 R)
• M15: 22,848,831 km (0.117 R)
• M16: 25,963,159 km (0.085 R)
• M17: 26,665,521 km (0.116 R)
• M18: 30,497,471 km (0.098 R)
• M19: 31,410,915 km (0.085 R)
• M20: 38,623,627 km (0.101 R)
• M21: 40,001,573 km (0.106 R)
• M22: 54,286,973 km (0.115 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 12,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit