🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.6

Radius: 12.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.66 AU - 0.82 AU

Year: 411 Days

Day: 5.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,635,043 km

• M1: 156,928 km (0.086 R)
• M2: 731,982 km (0.101 R)
• M3: 1,250,489 km (0.115 R)
• M4: 1,798,615 km (0.091 R)
• M5: 2,207,915 km (0.094 R)
• M6: 2,732,106 km (0.099 R)
• M7: 3,755,355 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.6

Radius: 13.7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.75 AU - 1.09 AU

Year: 570 Days

Day: 14.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,635,043 km

• M1: 176,825 km (0.061 R)
• M2: 661,821 km (0.1 R)
• M3: 1,126,023 km (0.109 R)
• M4: 1,712,447 km (0.086 R)
• M5: 2,175,901 km (0.079 R)
• M6: 2,869,138 km (0.055 R)
• M7: 3,611,741 km (0.056 R)
• M8: 5,772,982 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.1

Radius: 12.2

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.25 AU - 1.99 AU

Year: 1331 Days

Day: 8.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,635,043 km

• M1: 151,842 km (0.074 R)
• M2: 558,000 km (0.102 R)
• M3: 967,300 km (0.088 R)
• M4: 1,913,357 km (0.117 R)
• M5: 2,308,744 km (0.079 R)
• M6: 3,268,265 km (0.116 R)
• M7: 4,531,768 km (0.098 R)
• M8: 5,366,674 km (0.119 R)
• M9: 5,832,223 km (0.064 R)
• M10: 6,487,012 km (0.074 R)
• M11: 6,917,705 km (0.076 R)
• M12: 8,215,616 km (0.086 R)
• M13: 10,297,121 km (0.111 R)
• M14: 11,913,974 km (0.026 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.9

Radius: 11.8

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.79 AU - 4.57 AU

Year: 4558 Days

Day: 15 Hours

Environment

Temp: -212 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,635,043 km

• M1: 147,504 km (0.111 R)
• M2: 549,772 km (0.085 R)
• M3: 1,353,262 km (0.118 R)
• M4: 2,409,573 km (0.068 R)
• M5: 3,133,477 km (0.08 R)
• M6: 4,302,285 km (0.119 R)
• M7: 5,013,174 km (0.038 R)
• M8: 6,349,682 km (0.081 R)
• M9: 7,203,437 km (0.079 R)
• M10: 7,658,214 km (0.087 R)
• M11: 8,094,890 km (0.106 R)
• M12: 8,509,875 km (0.095 R)
• M13: 8,939,071 km (0.112 R)
• M14: 9,840,847 km (0.074 R)
• M15: 10,847,342 km (0.04 R)
• M16: 11,446,032 km (0.048 R)
• M17: 13,013,668 km (0.06 R)
• M18: 13,742,808 km (0.113 R)
• M19: 15,511,803 km (0.09 R)
• M20: 16,094,487 km (0.077 R)
• M21: 17,552,617 km (0.11 R)
• M22: 17,930,502 km (0.058 R)
• M23: 18,507,650 km (0.12 R)
• M24: 19,834,434 km (0.048 R)
• M25: 26,515,624 km (0.118 R)
• M26: 28,806,117 km (0.111 R)
• M27: 29,865,270 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.3

Radius: 9.1

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.51 AU - 4.59 AU

Year: 6267 Days

Day: 14.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,635,043 km

• M1: 113,246 km (0.03 R)
• M2: 458,817 km (0.048 R)
• M3: 746,493 km (0.061 R)
• M4: 1,095,804 km (0.073 R)
• M5: 1,675,646 km (0.114 R)
• M6: 2,137,604 km (0.041 R)
• M7: 2,597,169 km (0.114 R)
• M8: 3,140,658 km (0.062 R)
• M9: 4,332,654 km (0.06 R)
• M10: 6,041,211 km (0.098 R)
• M11: 7,544,221 km (0.059 R)
• M12: 8,269,920 km (0.099 R)
• M13: 12,964,151 km (0.061 R)
• M14: 14,164,974 km (0.094 R)
• M15: 16,486,733 km (0.085 R)
• M16: 17,582,088 km (0.113 R)
• M17: 18,790,091 km (0.119 R)
• M18: 23,266,658 km (0.072 R)
• M19: 25,590,661 km (0.109 R)
• M20: 26,073,263 km (0.064 R)
• M21: 26,808,836 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.3

Radius: 13

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.68 AU - 5.58 AU

Year: 6433 Days

Day: 14.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,635,043 km

• M1: 161,715 km (0.064 R)
• M2: 578,046 km (0.068 R)
• M3: 1,580,801 km (0.071 R)
• M4: 2,108,283 km (0.097 R)
• M5: 2,990,611 km (0.089 R)
• M6: 4,910,251 km (0.113 R)
• M7: 5,955,641 km (0.113 R)
• M8: 6,756,737 km (0.055 R)
• M9: 9,121,880 km (0.072 R)
• M10: 11,047,803 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.9

Radius: 13.6

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.9 AU - 5.2 AU

Year: 7327 Days

Day: 14.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,635,043 km

• M1: 169,494 km (0.077 R)
• M2: 684,261 km (0.062 R)
• M3: 1,644,380 km (0.118 R)
• M4: 2,439,044 km (0.118 R)
• M5: 4,500,802 km (0.059 R)
• M6: 6,913,666 km (0.085 R)
• M7: 8,825,676 km (0.048 R)
• M8: 12,298,890 km (0.095 R)
• M9: 14,078,506 km (0.037 R)
• M10: 16,769,173 km (0.112 R)
• M11: 18,143,529 km (0.047 R)
• M12: 18,952,853 km (0.092 R)
• M13: 21,047,822 km (0.066 R)
• M14: 22,646,126 km (0.09 R)
• M15: 23,657,706 km (0.058 R)
• M16: 25,693,584 km (0.102 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 14,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit