🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.1

Radius: 14.8

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.73 AU - 0.79 AU

Year: 457 Days

Day: 12.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,790,401 km

• M1: 184,305 km (0.056 R)
• M2: 759,957 km (0.03 R)
• M3: 1,263,653 km (0.112 R)
• M4: 2,075,371 km (0.046 R)
• M5: 2,778,332 km (0.094 R)
• M6: 3,637,023 km (0.061 R)
• M7: 4,500,203 km (0.064 R)
• M8: 5,687,861 km (0.086 R)
• M9: 6,289,394 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.4

Radius: 11

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.16 AU - 1.78 AU

Year: 1230 Days

Day: 5.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,790,401 km

• M1: 138,827 km (0.063 R)
• M2: 507,885 km (0.114 R)
• M3: 936,183 km (0.109 R)
• M4: 1,323,642 km (0.091 R)
• M5: 2,031,689 km (0.08 R)
• M6: 2,686,778 km (0.098 R)
• M7: 3,516,448 km (0.106 R)
• M8: 4,178,717 km (0.08 R)
• M9: 4,649,203 km (0.058 R)
• M10: 5,021,103 km (0.097 R)
• M11: 5,788,241 km (0.088 R)
• M12: 6,793,539 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.6

Radius: 12.9

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.99 AU - 3.03 AU

Year: 2745 Days

Day: 10.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,790,401 km

• M1: 160,369 km (0.061 R)
• M2: 586,872 km (0.109 R)
• M3: 1,061,247 km (0.059 R)
• M4: 1,506,451 km (0.118 R)
• M5: 2,091,528 km (0.114 R)
• M6: 2,746,318 km (0.084 R)
• M7: 3,962,249 km (0.063 R)
• M8: 4,601,780 km (0.034 R)
• M9: 5,358,895 km (0.098 R)
• M10: 5,873,212 km (0.085 R)
• M11: 6,648,728 km (0.117 R)
• M12: 7,522,828 km (0.075 R)
• M13: 8,609,058 km (0.082 R)
• M14: 10,255,532 km (0.034 R)
• M15: 12,900,872 km (0.077 R)
• M16: 13,592,313 km (0.088 R)
• M17: 14,259,819 km (0.096 R)
• M18: 14,999,131 km (0.094 R)
• M19: 16,447,538 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.7

Radius: 9

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.94 AU - 3.82 AU

Year: 4289 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,790,401 km

• M1: 112,049 km (0.111 R)
• M2: 715,227 km (0.105 R)
• M3: 1,078,750 km (0.091 R)
• M4: 1,508,096 km (0.118 R)
• M5: 2,250,999 km (0.077 R)
• M6: 3,181,348 km (0.117 R)
• M7: 4,661,918 km (0.082 R)
• M8: 5,865,433 km (0.116 R)
• M9: 6,775,587 km (0.105 R)
• M10: 7,164,990 km (0.116 R)
• M11: 7,672,576 km (0.071 R)
• M12: 8,059,884 km (0.116 R)
• M13: 8,609,058 km (0.069 R)
• M14: 11,507,966 km (0.113 R)
• M15: 13,176,730 km (0.111 R)
• M16: 15,109,983 km (0.119 R)
• M17: 15,495,946 km (0.084 R)
• M18: 17,046,677 km (0.07 R)
• M19: 17,585,828 km (0.091 R)
• M20: 18,012,930 km (0.08 R)
• M21: 18,509,595 km (0.05 R)
• M22: 20,253,457 km (0.089 R)
• M23: 22,601,845 km (0.085 R)
• M24: 25,357,288 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 13.7

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.33 AU - 4.73 AU

Year: 5584 Days

Day: 12.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,790,401 km

• M1: 171,290 km (0.03 R)
• M2: 617,989 km (0.111 R)
• M3: 1,316,312 km (0.098 R)
• M4: 2,085,394 km (0.026 R)
• M5: 2,600,759 km (0.108 R)
• M6: 3,098,172 km (0.051 R)
• M7: 3,613,836 km (0.092 R)
• M8: 4,628,558 km (0.026 R)
• M9: 5,638,344 km (0.08 R)
• M10: 6,966,773 km (0.032 R)
• M11: 7,897,421 km (0.04 R)
• M12: 10,051,780 km (0.099 R)
• M13: 12,733,771 km (0.119 R)
• M14: 14,124,283 km (0.094 R)
• M15: 15,186,727 km (0.115 R)
• M16: 17,603,630 km (0.084 R)
• M17: 18,143,529 km (0.051 R)
• M18: 19,685,285 km (0.074 R)
• M19: 22,237,424 km (0.076 R)
• M20: 23,108,383 km (0.116 R)
• M21: 26,732,840 km (0.115 R)
• M22: 27,990,360 km (0.12 R)
• M23: 30,430,002 km (0.052 R)
• M24: 31,701,434 km (0.111 R)
• M25: 33,829,913 km (0.078 R)
• M26: 35,836,320 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.9

Radius: 5.2

Gravity: 34.57 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.38 AU - 7.88 AU

Year: 13142 Days

Day: 17.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,790,401 km

• M1: 64,776 km (0.11 R)
• M2: 315,951 km (0.046 R)
• M3: 1,024,895 km (0.037 R)
• M4: 1,404,425 km (0.1 R)
• M5: 2,503,670 km (0.116 R)
• M6: 2,727,319 km (0.108 R)
• M7: 3,506,574 km (0.11 R)
• M8: 3,673,077 km (0.092 R)
• M9: 4,456,670 km (0.107 R)
• M10: 5,131,357 km (0.092 R)
• M11: 8,468,287 km (0.066 R)
• M12: 9,338,797 km (0.09 R)
• M13: 9,823,045 km (0.093 R)
• M14: 11,316,032 km (0.045 R)
• M15: 13,219,216 km (0.115 R)
• M16: 13,488,193 km (0.115 R)
• M17: 14,106,630 km (0.095 R)
• M18: 14,887,830 km (0.078 R)
• M19: 16,075,039 km (0.091 R)
• M20: 16,536,100 km (0.073 R)
• M21: 16,927,149 km (0.113 R)
• M22: 17,727,348 km (0.086 R)
• M23: 30,073,810 km (0.103 R)
• M24: 35,977,989 km (0.09 R)
• M25: 36,898,764 km (0.098 R)
• M26: 37,431,930 km (0.068 R)
• M27: 43,937,643 km (0.116 R)
• M28: 46,057,744 km (0.027 R)
• M29: 54,529,172 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 12,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit