🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.7

Radius: 8.6

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.67 AU - 0.67 AU

Year: 385 Days

Day: 14.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,935,966 km

• M1: 106,962 km (0.114 R)
• M2: 430,393 km (0.114 R)
• M3: 700,567 km (0.082 R)
• M4: 975,977 km (0.119 R)
• M5: 1,302,698 km (0.074 R)
• M6: 1,621,791 km (0.037 R)
• M7: 2,628,435 km (0.047 R)
• M8: 3,039,829 km (0.107 R)
• M9: 3,381,660 km (0.059 R)
• M10: 4,646,211 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.4

Radius: 14.3

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.2 AU - 1.34 AU

Year: 1006 Days

Day: 13.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,935,966 km

• M1: 179,069 km (0.059 R)
• M2: 687,402 km (0.046 R)
• M3: 1,376,300 km (0.031 R)
• M4: 2,071,482 km (0.11 R)
• M5: 2,573,383 km (0.085 R)
• M6: 3,182,695 km (0.081 R)
• M7: 3,684,147 km (0.059 R)
• M8: 4,745,394 km (0.057 R)
• M9: 6,286,103 km (0.043 R)
• M10: 7,847,456 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790

Radius: 9.8

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.45 AU - 2.33 AU

Year: 1826 Days

Day: 10.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,935,966 km

• M1: 121,922 km (0.104 R)
• M2: 586,573 km (0.101 R)
• M3: 2,302,760 km (0.066 R)
• M4: 2,987,769 km (0.089 R)
• M5: 3,912,433 km (0.077 R)
• M6: 4,532,217 km (0.11 R)
• M7: 6,498,532 km (0.106 R)
• M8: 7,801,679 km (0.078 R)
• M9: 8,783,639 km (0.084 R)
• M10: 10,124,185 km (0.119 R)
• M11: 10,479,780 km (0.095 R)
• M12: 11,790,257 km (0.093 R)
• M13: 12,104,413 km (0.118 R)
• M14: 13,847,377 km (0.112 R)
• M15: 14,463,870 km (0.095 R)
• M16: 15,098,464 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.4

Radius: 14.6

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.9 AU - 2.58 AU

Year: 2357 Days

Day: 14 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,935,966 km

• M1: 181,761 km (0.049 R)
• M2: 956,379 km (0.07 R)
• M3: 1,587,832 km (0.059 R)
• M4: 2,363,347 km (0.056 R)
• M5: 3,018,137 km (0.106 R)
• M6: 4,179,765 km (0.089 R)
• M7: 4,696,326 km (0.098 R)
• M8: 5,551,727 km (0.065 R)
• M9: 6,029,542 km (0.07 R)
• M10: 6,560,914 km (0.116 R)
• M11: 7,262,079 km (0.088 R)
• M12: 7,776,546 km (0.093 R)
• M13: 8,562,683 km (0.053 R)
• M14: 9,875,105 km (0.11 R)
• M15: 10,436,247 km (0.107 R)
• M16: 10,944,580 km (0.119 R)
• M17: 11,777,092 km (0.098 R)
• M18: 12,651,342 km (0.096 R)
• M19: 14,799,418 km (0.112 R)
• M20: 16,151,484 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.4

Radius: 10.2

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.08 AU - 4.82 AU

Year: 5518 Days

Day: 8.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,935,966 km

• M1: 127,009 km (0.115 R)
• M2: 502,499 km (0.079 R)
• M3: 941,419 km (0.086 R)
• M4: 1,262,307 km (0.106 R)
• M5: 2,289,296 km (0.107 R)
• M6: 2,997,493 km (0.095 R)
• M7: 3,936,369 km (0.077 R)
• M8: 6,546,403 km (0.046 R)
• M9: 7,078,373 km (0.067 R)
• M10: 7,711,022 km (0.085 R)
• M11: 9,416,438 km (0.073 R)
• M12: 9,751,687 km (0.085 R)
• M13: 11,407,286 km (0.117 R)
• M14: 12,476,313 km (0.116 R)
• M15: 13,138,732 km (0.109 R)
• M16: 15,152,469 km (0.107 R)
• M17: 15,847,650 km (0.1 R)
• M18: 19,443,534 km (0.045 R)
• M19: 20,753,862 km (0.117 R)
• M20: 21,179,618 km (0.108 R)
• M21: 22,566,540 km (0.061 R)
• M22: 26,921,633 km (0.115 R)
• M23: 28,027,311 km (0.111 R)
• M24: 29,074,496 km (0.077 R)
• M25: 30,329,024 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.5

Radius: 14.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.17 AU - 4.61 AU

Year: 6466 Days

Day: 14.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,935,966 km

• M1: 175,329 km (0.078 R)
• M2: 954,883 km (0.089 R)
• M3: 1,483,562 km (0.106 R)
• M4: 2,545,258 km (0.079 R)
• M5: 3,009,610 km (0.111 R)
• M6: 4,160,167 km (0.099 R)
• M7: 4,758,259 km (0.107 R)
• M8: 5,733,338 km (0.111 R)
• M9: 7,783,278 km (0.096 R)
• M10: 9,095,850 km (0.096 R)
• M11: 9,677,337 km (0.085 R)
• M12: 11,054,086 km (0.088 R)
• M13: 11,862,513 km (0.106 R)
• M14: 14,029,288 km (0.045 R)
• M15: 15,034,436 km (0.095 R)
• M16: 18,339,203 km (0.056 R)
• M17: 20,091,443 km (0.099 R)
• M18: 21,659,378 km (0.093 R)
• M19: 22,925,724 km (0.1 R)
• M20: 23,615,819 km (0.109 R)
• M21: 24,398,964 km (0.115 R)
• M22: 26,599,698 km (0.082 R)
• M23: 28,051,695 km (0.06 R)
• M24: 28,576,484 km (0.098 R)
• M25: 31,113,066 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 10.8

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.03 AU - 5.19 AU

Year: 8120 Days

Day: 5.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,935,966 km

• M1: 134,339 km (0.059 R)
• M2: 599,887 km (0.064 R)
• M3: 1,188,705 km (0.085 R)
• M4: 1,753,137 km (0.097 R)
• M5: 2,137,754 km (0.098 R)
• M6: 2,670,771 km (0.084 R)
• M7: 3,312,097 km (0.04 R)
• M8: 4,873,899 km (0.073 R)
• M9: 5,706,860 km (0.116 R)
• M10: 6,985,622 km (0.087 R)
• M11: 8,203,349 km (0.06 R)
• M12: 9,033,168 km (0.116 R)
• M13: 9,424,367 km (0.09 R)
• M14: 9,826,935 km (0.077 R)
• M15: 10,666,627 km (0.102 R)
• M16: 12,920,319 km (0.104 R)
• M17: 14,806,748 km (0.09 R)
• M18: 15,290,398 km (0.104 R)
• M19: 16,417,170 km (0.059 R)
• M20: 17,733,332 km (0.116 R)
• M21: 18,347,880 km (0.101 R)
• M22: 19,837,426 km (0.117 R)
• M23: 21,636,639 km (0.101 R)
• M24: 23,379,305 km (0.094 R)
• M25: 24,704,144 km (0.072 R)
• M26: 28,697,958 km (0.116 R)
• M27: 35,519,322 km (0.068 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 11,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit