🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 11.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.48 AU - 0.56 AU

Year: 259 Days

Day: 9 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,034,723 km

• M1: 138,079 km (0.116 R)
• M2: 521,349 km (0.093 R)
• M3: 965,355 km (0.067 R)
• M4: 1,453,493 km (0.093 R)
• M5: 2,025,106 km (0.115 R)
• M6: 2,554,533 km (0.085 R)
• M7: 2,948,424 km (0.113 R)
• M8: 3,433,570 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.3

Radius: 12.6

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.6 AU - 0.74 AU

Year: 379 Days

Day: 14.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 28,034,723 km

• M1: 156,928 km (0.11 R)
• M2: 731,683 km (0.093 R)
• M3: 1,360,443 km (0.118 R)
• M4: 1,865,785 km (0.102 R)
• M5: 2,394,464 km (0.049 R)
• M6: 3,113,730 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.3

Radius: 12.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.61 AU - 0.79 AU

Year: 404 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,034,723 km

• M1: 157,377 km (0.09 R)
• M2: 646,712 km (0.105 R)
• M3: 1,317,808 km (0.09 R)
• M4: 1,901,688 km (0.101 R)
• M5: 2,322,507 km (0.062 R)
• M6: 2,816,330 km (0.08 R)
• M7: 3,310,002 km (0.091 R)
• M8: 3,913,032 km (0.066 R)
• M9: 4,632,298 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.8

Radius: 9.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.18 AU - 3.6 AU

Year: 3391 Days

Day: 11.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,034,723 km

• M1: 115,938 km (0.046 R)
• M2: 531,671 km (0.083 R)
• M3: 928,105 km (0.061 R)
• M4: 1,654,104 km (0.095 R)
• M5: 1,960,181 km (0.062 R)
• M6: 2,264,164 km (0.096 R)
• M7: 2,556,179 km (0.115 R)
• M8: 3,099,518 km (0.042 R)
• M9: 3,606,505 km (0.069 R)
• M10: 3,928,889 km (0.108 R)
• M11: 4,353,747 km (0.103 R)
• M12: 4,764,243 km (0.071 R)
• M13: 5,367,871 km (0.081 R)
• M14: 6,100,302 km (0.081 R)
• M15: 6,755,690 km (0.056 R)
• M16: 7,578,628 km (0.071 R)
• M17: 7,919,711 km (0.088 R)
• M18: 8,270,967 km (0.104 R)
• M19: 8,766,734 km (0.065 R)
• M20: 9,927,464 km (0.115 R)
• M21: 10,223,518 km (0.107 R)
• M22: 12,252,963 km (0.117 R)
• M23: 12,810,365 km (0.111 R)
• M24: 16,006,075 km (0.102 R)
• M25: 16,933,432 km (0.083 R)
• M26: 17,733,332 km (0.06 R)
• M27: 18,782,461 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.7

Radius: 15

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.41 AU - 3.49 AU

Year: 3497 Days

Day: 6.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,034,723 km

• M1: 186,698 km (0.111 R)
• M2: 900,878 km (0.114 R)
• M3: 1,719,628 km (0.086 R)
• M4: 2,772,497 km (0.094 R)
• M5: 4,063,377 km (0.107 R)
• M6: 4,552,562 km (0.104 R)
• M7: 6,863,251 km (0.074 R)
• M8: 9,237,669 km (0.114 R)
• M9: 10,053,575 km (0.045 R)
• M10: 10,917,054 km (0.092 R)
• M11: 11,506,619 km (0.069 R)
• M12: 12,536,302 km (0.115 R)
• M13: 13,626,720 km (0.074 R)
• M14: 14,403,582 km (0.104 R)
• M15: 16,348,654 km (0.073 R)
• M16: 17,384,320 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.7

Radius: 10.7

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.57 AU - 5.11 AU

Year: 7350 Days

Day: 14.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,034,723 km

• M1: 133,142 km (0.107 R)
• M2: 518,805 km (0.075 R)
• M3: 864,077 km (0.113 R)
• M4: 1,220,120 km (0.114 R)
• M5: 1,800,859 km (0.087 R)
• M6: 2,215,096 km (0.08 R)
• M7: 2,675,558 km (0.11 R)
• M8: 3,085,755 km (0.089 R)
• M9: 3,476,355 km (0.109 R)
• M10: 6,069,934 km (0.12 R)
• M11: 7,516,096 km (0.049 R)
• M12: 9,259,211 km (0.083 R)
• M13: 10,898,354 km (0.116 R)
• M14: 13,527,238 km (0.108 R)
• M15: 14,526,103 km (0.101 R)
• M16: 15,293,091 km (0.098 R)
• M17: 16,144,602 km (0.111 R)
• M18: 17,268,232 km (0.092 R)
• M19: 19,017,929 km (0.096 R)
• M20: 22,001,808 km (0.12 R)
• M21: 23,604,898 km (0.081 R)
• M22: 24,895,928 km (0.098 R)
• M23: 25,519,452 km (0.101 R)
• M24: 25,914,540 km (0.114 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: 242 - 12,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit