🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.5

Radius: 14.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.73 AU - 0.89 AU

Year: 494 Days

Day: 13.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,254,714 km

• M1: 185,352 km (0.103 R)
• M2: 720,015 km (0.116 R)
• M3: 1,431,502 km (0.076 R)
• M4: 1,949,859 km (0.118 R)
• M5: 2,565,753 km (0.1 R)
• M6: 3,072,740 km (0.116 R)
• M7: 3,536,344 km (0.094 R)
• M8: 4,087,463 km (0.09 R)
• M9: 4,830,665 km (0.091 R)
• M10: 5,954,893 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964

Radius: 12.4

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.93 AU - 1.11 AU

Year: 699 Days

Day: 14.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,254,714 km

• M1: 154,235 km (0.105 R)
• M2: 579,093 km (0.109 R)
• M3: 1,208,152 km (0.105 R)
• M4: 2,437,099 km (0.114 R)
• M5: 2,860,461 km (0.06 R)
• M6: 3,387,494 km (0.078 R)
• M7: 3,843,319 km (0.056 R)
• M8: 4,259,799 km (0.075 R)
• M9: 5,039,354 km (0.099 R)
• M10: 5,674,995 km (0.118 R)
• M11: 6,363,445 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124

Radius: 14.2

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.04 AU - 3.3 AU

Year: 3828 Days

Day: 9.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,254,714 km

• M1: 176,675 km (0.113 R)
• M2: 756,367 km (0.107 R)
• M3: 1,379,292 km (0.115 R)
• M4: 1,827,488 km (0.058 R)
• M5: 2,656,110 km (0.064 R)
• M6: 3,210,969 km (0.112 R)
• M7: 3,740,695 km (0.103 R)
• M8: 4,734,623 km (0.11 R)
• M9: 6,277,127 km (0.098 R)
• M10: 6,902,446 km (0.101 R)
• M11: 8,104,614 km (0.036 R)
• M12: 8,634,939 km (0.074 R)
• M13: 9,765,450 km (0.097 R)
• M14: 10,711,208 km (0.087 R)
• M15: 12,435,323 km (0.11 R)
• M16: 12,983,001 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.1

Radius: 10

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.12 AU - 3.24 AU

Year: 3846 Days

Day: 11.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 54.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,254,714 km

• M1: 124,316 km (0.115 R)
• M2: 469,588 km (0.061 R)
• M3: 903,721 km (0.106 R)
• M4: 1,216,081 km (0.106 R)
• M5: 1,538,315 km (0.111 R)
• M6: 1,971,850 km (0.101 R)
• M7: 2,971,163 km (0.065 R)
• M8: 3,699,256 km (0.118 R)
• M9: 4,132,641 km (0.116 R)
• M10: 4,736,717 km (0.047 R)
• M11: 5,080,942 km (0.096 R)
• M12: 6,003,961 km (0.101 R)
• M13: 8,180,161 km (0.071 R)
• M14: 8,827,471 km (0.056 R)
• M15: 10,732,600 km (0.116 R)
• M16: 11,947,335 km (0.034 R)
• M17: 13,251,230 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.4

Radius: 6

Gravity: 15.93 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.05 AU - 8.99 AU

Year: 15405 Days

Day: 15.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,254,714 km

• M1: 74,649 km (0.098 R)
• M2: 286,031 km (0.116 R)
• M3: 514,018 km (0.094 R)
• M4: 806,781 km (0.097 R)
• M5: 1,482,515 km (0.114 R)
• M6: 2,159,595 km (0.029 R)
• M7: 2,744,373 km (0.07 R)
• M8: 3,073,787 km (0.112 R)
• M9: 3,350,843 km (0.064 R)
• M10: 3,811,754 km (0.113 R)
• M11: 4,344,921 km (0.067 R)
• M12: 5,522,106 km (0.063 R)
• M13: 7,597,178 km (0.08 R)
• M14: 12,309,062 km (0.039 R)
• M15: 14,766,955 km (0.094 R)
• M16: 18,913,808 km (0.059 R)
• M17: 20,716,463 km (0.051 R)
• M18: 28,963,943 km (0.05 R)
• M19: 30,198,724 km (0.086 R)
• M20: 30,541,452 km (0.111 R)
• M21: 32,294,291 km (0.096 R)
• M22: 32,772,854 km (0.099 R)
• M23: 38,889,163 km (0.117 R)
• M24: 39,430,708 km (0.085 R)
• M25: 49,423,845 km (0.107 R)
• M26: 49,899,866 km (0.087 R)
• M27: 54,491,324 km (0.071 R)
• M28: 57,938,059 km (0.101 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: 499 - 20,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit