🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916

Radius: 11.2

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.51 AU - 0.51 AU

Year: 243 Days

Day: 9.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,131,084 km

• M1: 139,276 km (0.096 R)
• M2: 519,853 km (0.095 R)
• M3: 1,222,065 km (0.086 R)
• M4: 1,733,690 km (0.108 R)
• M5: 2,246,212 km (0.091 R)
• M6: 3,062,568 km (0.094 R)
• M7: 3,910,788 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662

Radius: 11.3

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.52 AU - 0.66 AU

Year: 302 Days

Day: 13.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,131,084 km

• M1: 140,472 km (0.043 R)
• M2: 497,413 km (0.081 R)
• M3: 894,296 km (0.118 R)
• M4: 1,298,061 km (0.07 R)
• M5: 1,669,363 km (0.074 R)
• M6: 2,081,804 km (0.103 R)
• M7: 2,634,269 km (0.112 R)
• M8: 3,566,413 km (0.034 R)
• M9: 3,962,249 km (0.076 R)
• M10: 4,400,272 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.5

Radius: 14.1

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.6 AU - 0.64 AU

Year: 326 Days

Day: 11.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 29,131,084 km

• M1: 175,478 km (0.067 R)
• M2: 667,655 km (0.104 R)
• M3: 1,486,404 km (0.1 R)
• M4: 1,955,095 km (0.085 R)
• M5: 2,556,478 km (0.084 R)
• M6: 3,108,045 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.7

Radius: 9.1

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.05 AU - 1.17 AU

Year: 780 Days

Day: 8.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,131,084 km

• M1: 119,828 km (0.066 R)
• M2: 489,484 km (0.094 R)
• M3: 796,459 km (0.061 R)
• M4: 1,177,784 km (0.1 R)
• M5: 1,464,862 km (0.104 R)
• M6: 1,781,860 km (0.087 R)
• M7: 2,235,591 km (0.098 R)
• M8: 2,591,035 km (0.074 R)
• M9: 3,375,676 km (0.064 R)
• M10: 3,771,811 km (0.098 R)
• M11: 4,726,246 km (0.12 R)
• M12: 5,113,854 km (0.051 R)
• M13: 5,676,641 km (0.071 R)
• M14: 6,033,731 km (0.032 R)
• M15: 6,597,565 km (0.112 R)
• M16: 8,148,895 km (0.099 R)
• M17: 8,501,497 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.6

Radius: 11.2

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.96 AU - 2.62 AU

Year: 2311 Days

Day: 6.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,131,084 km

• M1: 139,575 km (0.084 R)
• M2: 501,751 km (0.092 R)
• M3: 1,327,232 km (0.049 R)
• M4: 2,033,633 km (0.097 R)
• M5: 2,649,079 km (0.092 R)
• M6: 3,876,978 km (0.076 R)
• M7: 4,350,156 km (0.112 R)
• M8: 5,863,937 km (0.058 R)
• M9: 9,197,875 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.7

Radius: 13.6

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.43 AU - 3.55 AU

Year: 4348 Days

Day: 13.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,131,084 km

• M1: 172,636 km (0.096 R)
• M2: 623,075 km (0.104 R)
• M3: 1,117,945 km (0.051 R)
• M4: 2,515,339 km (0.061 R)
• M5: 4,414,184 km (0.046 R)
• M6: 5,222,013 km (0.12 R)
• M7: 8,496,411 km (0.111 R)
• M8: 9,088,220 km (0.103 R)
• M9: 11,424,191 km (0.115 R)
• M10: 12,424,702 km (0.067 R)
• M11: 13,384,222 km (0.065 R)
• M12: 14,392,662 km (0.043 R)
• M13: 18,142,033 km (0.053 R)
• M14: 22,778,969 km (0.075 R)
• M15: 24,436,214 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.6

Radius: 10.8

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.75 AU - 5.79 AU

Year: 6947 Days

Day: 9.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,131,084 km

• M1: 134,339 km (0.094 R)
• M2: 477,965 km (0.09 R)
• M3: 848,818 km (0.118 R)
• M4: 1,431,652 km (0.096 R)
• M5: 1,921,435 km (0.05 R)
• M6: 2,741,531 km (0.095 R)
• M7: 3,164,145 km (0.119 R)
• M8: 3,545,769 km (0.073 R)
• M9: 4,700,215 km (0.104 R)
• M10: 5,733,638 km (0.093 R)
• M11: 6,089,681 km (0.112 R)
• M12: 7,771,310 km (0.086 R)
• M13: 9,091,811 km (0.092 R)
• M14: 10,644,636 km (0.093 R)
• M15: 12,269,718 km (0.088 R)
• M16: 13,736,675 km (0.09 R)
• M17: 14,107,528 km (0.091 R)
• M18: 20,922,609 km (0.082 R)
• M19: 21,985,501 km (0.106 R)
• M20: 23,158,349 km (0.099 R)
• M21: 24,295,442 km (0.109 R)
• M22: 25,869,062 km (0.104 R)
• M23: 28,870,893 km (0.097 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: 429 - 12,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit