🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53

Radius: 9.1

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.89 AU - 1.23 AU

Year: 716 Days

Day: 9.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,749,549 km

• M1: 114,442 km (0.045 R)
• M2: 494,870 km (0.072 R)
• M3: 994,227 km (0.114 R)
• M4: 1,343,389 km (0.104 R)
• M5: 2,467,766 km (0.05 R)
• M6: 2,828,297 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.2

Radius: 13.5

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.45 AU - 2.13 AU

Year: 1571 Days

Day: 13.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,749,549 km

• M1: 167,998 km (0.075 R)
• M2: 843,882 km (0.063 R)
• M3: 1,300,753 km (0.081 R)
• M4: 2,763,222 km (0.072 R)
• M5: 3,844,067 km (0.105 R)
• M6: 4,289,121 km (0.06 R)
• M7: 4,733,426 km (0.097 R)
• M8: 5,878,000 km (0.119 R)
• M9: 7,413,771 km (0.083 R)
• M10: 9,009,233 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.7

Radius: 13.1

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.62 AU - 3.28 AU

Year: 3324 Days

Day: 12 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,749,549 km

• M1: 162,912 km (0.063 R)
• M2: 689,197 km (0.076 R)
• M3: 1,247,197 km (0.107 R)
• M4: 1,749,098 km (0.11 R)
• M5: 2,199,388 km (0.09 R)
• M6: 3,120,163 km (0.077 R)
• M7: 5,319,700 km (0.08 R)
• M8: 6,880,305 km (0.108 R)
• M9: 8,583,028 km (0.094 R)
• M10: 9,133,548 km (0.081 R)
• M11: 10,843,751 km (0.064 R)
• M12: 12,711,630 km (0.109 R)
• M13: 13,138,283 km (0.065 R)
• M14: 13,771,531 km (0.099 R)
• M15: 15,151,871 km (0.118 R)
• M16: 16,961,855 km (0.086 R)
• M17: 17,421,570 km (0.117 R)
• M18: 18,789,792 km (0.113 R)
• M19: 19,909,532 km (0.087 R)
• M20: 20,356,979 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.7

Radius: 12.9

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.5 AU - 4.46 AU

Year: 5209 Days

Day: 14.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,749,549 km

• M1: 160,369 km (0.116 R)
• M2: 579,243 km (0.056 R)
• M3: 994,676 km (0.112 R)
• M4: 1,680,882 km (0.092 R)
• M5: 2,296,477 km (0.074 R)
• M6: 3,078,126 km (0.117 R)
• M7: 3,573,295 km (0.101 R)
• M8: 4,428,546 km (0.086 R)
• M9: 5,089,320 km (0.063 R)
• M10: 6,450,660 km (0.115 R)
• M11: 7,031,848 km (0.089 R)
• M12: 7,542,874 km (0.108 R)
• M13: 8,949,094 km (0.107 R)
• M14: 10,743,521 km (0.078 R)
• M15: 12,519,547 km (0.098 R)
• M16: 14,214,490 km (0.082 R)
• M17: 15,257,038 km (0.1 R)
• M18: 17,866,922 km (0.104 R)
• M19: 19,741,833 km (0.068 R)
• M20: 23,501,676 km (0.081 R)
• M21: 27,380,150 km (0.089 R)
• M22: 27,966,873 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.3

Radius: 5.8

Gravity: 22.69 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.54 AU - 12.44 AU

Year: 20714 Days

Day: 17.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,749,549 km

• M1: 72,256 km (0.098 R)
• M2: 253,568 km (0.053 R)
• M3: 468,541 km (0.055 R)
• M4: 991,086 km (0.081 R)
• M5: 1,539,811 km (0.081 R)
• M6: 1,999,376 km (0.046 R)
• M7: 2,945,133 km (0.107 R)
• M8: 3,501,637 km (0.09 R)
• M9: 3,804,872 km (0.077 R)
• M10: 4,499,006 km (0.084 R)
• M11: 5,044,291 km (0.113 R)
• M12: 5,235,477 km (0.086 R)
• M13: 5,796,768 km (0.082 R)
• M14: 7,229,616 km (0.101 R)
• M15: 10,339,457 km (0.083 R)
• M16: 10,711,208 km (0.103 R)
• M17: 12,357,083 km (0.091 R)
• M18: 14,934,505 km (0.117 R)
• M19: 16,223,889 km (0.114 R)
• M20: 20,925,152 km (0.06 R)
• M21: 25,105,365 km (0.101 R)
• M22: 25,439,716 km (0.09 R)
• M23: 26,806,592 km (0.081 R)
• M24: 28,825,565 km (0.097 R)
• M25: 33,030,312 km (0.052 R)
• M26: 33,701,109 km (0.075 R)
• M27: 36,191,166 km (0.068 R)
• M28: 46,035,902 km (0.077 R)
• M29: 50,497,659 km (0.093 R)
• M30: 51,387,467 km (0.081 R)
• M31: 58,299,786 km (0.091 R)
• M32: 60,468,357 km (0.102 R)
• M33: 61,471,560 km (0.039 R)
• M34: 63,717,623 km (0.053 R)
• M35: 70,783,280 km (0.098 R)
• M36: 72,121,582 km (0.053 R)
• M37: 78,353,381 km (0.09 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 19,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit