🌌 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 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.42 AU - 0.6 AU

Year: 239 Days

Day: 29.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.56 AU - 0.72 AU

Year: 336 Days

Day: 22.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.49 AU - 0.81 AU

Year: 344 Days

Day: 30.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.7

Radius: 12.2

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.99 AU - 1.09 AU

Year: 696 Days

Day: 9.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 8,708,319 km

• M1: 157,527 km (0.074 R)
• M2: 235,467 km (0.096 R)
• M3: 315,801 km (0.036 R)
• M4: 444,006 km (0.083 R)
• M5: 538,253 km (0.058 R)
• M6: 653,892 km (0.115 R)
• M7: 765,193 km (0.116 R)
• M8: 845,078 km (0.081 R)
• M9: 1,003,951 km (0.074 R)
• M10: 1,092,663 km (0.075 R)
• M11: 1,184,366 km (0.074 R)
• M12: 1,301,352 km (0.1 R)
• M13: 1,381,686 km (0.03 R)
• M14: 1,517,521 km (0.066 R)
• M15: 1,627,026 km (0.092 R)
• M16: 1,880,296 km (0.114 R)
• M17: 2,078,962 km (0.109 R)
• M18: 2,174,106 km (0.119 R)
• M19: 2,256,833 km (0.118 R)
• M20: 2,368,733 km (0.115 R)
• M21: 2,562,163 km (0.054 R)
• M22: 2,805,558 km (0.049 R)
• M23: 3,142,303 km (0.084 R)
• M24: 3,260,037 km (0.07 R)
• M25: 3,508,220 km (0.072 R)
• M26: 3,696,414 km (0.104 R)
• M27: 3,812,651 km (0.064 R)
• M28: 3,913,181 km (0.116 R)
• M29: 4,006,231 km (0.05 R)
• M30: 4,491,227 km (0.104 R)
• M31: 4,669,099 km (0.085 R)
• M32: 4,785,935 km (0.101 R)
• M33: 4,976,822 km (0.073 R)
• M34: 5,151,702 km (0.034 R)
• M35: 5,394,350 km (0.116 R)
• M36: 5,679,184 km (0.062 R)
• M37: 5,852,269 km (0.097 R)
• M38: 5,997,977 km (0.056 R)
• M39: 6,213,996 km (0.059 R)
• M40: 6,502,571 km (0.12 R)
• M41: 6,775,138 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.3

Radius: 12.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.34 AU - 1.86 AU

Year: 1328 Days

Day: 14 Hours

Environment

Temp: -175 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 8,708,319 km

• M1: 166,802 km (0.079 R)
• M2: 271,221 km (0.112 R)
• M3: 383,719 km (0.1 R)
• M4: 468,690 km (0.081 R)
• M5: 595,400 km (0.054 R)
• M6: 729,738 km (0.086 R)
• M7: 902,075 km (0.074 R)
• M8: 997,369 km (0.077 R)
• M9: 1,103,434 km (0.076 R)
• M10: 1,183,918 km (0.083 R)
• M11: 1,454,241 km (0.117 R)
• M12: 1,559,857 km (0.119 R)
• M13: 1,676,693 km (0.116 R)
• M14: 1,761,964 km (0.116 R)
• M15: 1,875,209 km (0.068 R)
• M16: 2,045,302 km (0.093 R)
• M17: 2,137,006 km (0.096 R)
• M18: 2,239,480 km (0.066 R)
• M19: 2,391,472 km (0.113 R)
• M20: 2,626,191 km (0.086 R)
• M21: 2,838,021 km (0.108 R)
• M22: 3,214,110 km (0.075 R)
• M23: 3,310,750 km (0.108 R)
• M24: 3,419,209 km (0.094 R)
• M25: 3,517,944 km (0.046 R)
• M26: 4,025,828 km (0.09 R)
• M27: 4,141,916 km (0.077 R)
• M28: 4,353,747 km (0.094 R)
• M29: 4,472,976 km (0.117 R)
• M30: 4,629,605 km (0.1 R)
• M31: 4,998,214 km (0.061 R)
• M32: 5,401,979 km (0.05 R)
• M33: 5,659,736 km (0.08 R)
• M34: 5,842,545 km (0.111 R)
• M35: 6,080,555 km (0.035 R)
• M36: 6,227,610 km (0.059 R)
• M37: 6,348,784 km (0.095 R)
• M38: 6,484,469 km (0.051 R)
• M39: 6,662,192 km (0.07 R)
• M40: 6,938,798 km (0.099 R)
• M41: 7,036,635 km (0.108 R)
• M42: 7,120,709 km (0.108 R)
• M43: 7,489,169 km (0.054 R)
• M44: 7,661,505 km (0.083 R)
• M45: 8,097,733 km (0.109 R)
• M46: 8,289,368 km (0.117 R)
• M47: 8,542,188 km (0.089 R)
• M48: 8,677,125 km (0.112 R)
• M49: 8,843,029 km (0.072 R)
• M50: 9,393,250 km (0.098 R)
• M51: 9,501,559 km (0.084 R)
• M52: 9,734,932 km (0.109 R)
• M53: 9,923,126 km (0.108 R)
• M54: 10,033,380 km (0.097 R)
• M55: 10,271,240 km (0.079 R)
• M56: 10,478,732 km (0.101 R)
• M57: 10,784,660 km (0.108 R)
• M58: 10,898,205 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 11.6

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.61 AU - 1.65 AU

Year: 1365 Days

Day: 11.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 8,708,319 km

• M1: 158,424 km (0.116 R)
• M2: 313,108 km (0.119 R)
• M3: 395,088 km (0.07 R)
• M4: 478,264 km (0.115 R)
• M5: 692,339 km (0.112 R)
• M6: 798,254 km (0.086 R)
• M7: 893,099 km (0.09 R)
• M8: 1,052,122 km (0.096 R)
• M9: 1,260,063 km (0.08 R)
• M10: 1,406,370 km (0.091 R)
• M11: 1,481,767 km (0.11 R)
• M12: 1,593,965 km (0.069 R)
• M13: 1,752,988 km (0.12 R)
• M14: 1,872,217 km (0.111 R)
• M15: 2,254,141 km (0.108 R)
• M16: 2,392,519 km (0.111 R)
• M17: 2,816,180 km (0.101 R)
• M18: 3,172,073 km (0.078 R)
• M19: 3,790,960 km (0.076 R)
• M20: 3,946,691 km (0.073 R)
• M21: 4,114,540 km (0.044 R)
• M22: 4,264,587 km (0.071 R)
• M23: 4,559,893 km (0.048 R)
• M24: 4,652,943 km (0.096 R)
• M25: 5,063,439 km (0.087 R)
• M26: 5,300,253 km (0.067 R)
• M27: 5,662,279 km (0.025 R)
• M28: 5,773,730 km (0.109 R)
• M29: 5,874,559 km (0.096 R)
• M30: 5,987,206 km (0.055 R)
• M31: 6,306,747 km (0.06 R)
• M32: 6,399,049 km (0.08 R)
• M33: 6,643,492 km (0.051 R)
• M34: 6,784,712 km (0.093 R)
• M35: 7,010,156 km (0.114 R)
• M36: 7,141,802 km (0.113 R)
• M37: 7,517,443 km (0.11 R)
• M38: 7,676,764 km (0.04 R)
• M39: 7,763,232 km (0.104 R)
• M40: 8,099,229 km (0.055 R)
• M41: 8,187,043 km (0.084 R)
• M42: 8,631,348 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 10,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit