🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177

Radius: 10.2

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.49 AU - 0.75 AU

Year: 331 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,257,546 km

• M1: 126,859 km (0.058 R)
• M2: 444,605 km (0.069 R)
• M3: 763,248 km (0.104 R)
• M4: 1,181,075 km (0.062 R)
• M5: 1,566,140 km (0.091 R)
• M6: 2,178,743 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.1

Radius: 12.8

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.65 AU - 0.67 AU

Year: 364 Days

Day: 8.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,257,546 km

• M1: 159,172 km (0.07 R)
• M2: 574,157 km (0.094 R)
• M3: 980,913 km (0.107 R)
• M4: 1,431,652 km (0.077 R)
• M5: 1,884,484 km (0.097 R)
• M6: 2,353,324 km (0.117 R)
• M7: 3,078,575 km (0.072 R)
• M8: 3,802,030 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.5

Radius: 13

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.81 AU - 1.83 AU

Year: 1665 Days

Day: 13.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,257,546 km

• M1: 162,164 km (0.072 R)
• M2: 694,882 km (0.119 R)
• M3: 1,550,732 km (0.081 R)
• M4: 2,848,044 km (0.117 R)
• M5: 3,387,345 km (0.059 R)
• M6: 5,766,250 km (0.1 R)
• M7: 8,282,486 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.6

Radius: 6.9

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.12 AU - 6.42 AU

Year: 10649 Days

Day: 22.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,257,546 km

• M1: 85,869 km (0.096 R)
• M2: 310,116 km (0.105 R)
• M3: 658,679 km (0.054 R)
• M4: 990,338 km (0.113 R)
• M5: 1,483,712 km (0.079 R)
• M6: 2,676,306 km (0.102 R)
• M7: 4,550,468 km (0.076 R)
• M8: 5,066,281 km (0.042 R)
• M9: 5,894,904 km (0.116 R)
• M10: 6,772,146 km (0.116 R)
• M11: 7,083,160 km (0.112 R)
• M12: 7,526,119 km (0.106 R)
• M13: 8,290,864 km (0.078 R)
• M14: 9,776,670 km (0.088 R)
• M15: 10,376,856 km (0.111 R)
• M16: 13,025,786 km (0.118 R)
• M17: 13,876,100 km (0.109 R)
• M18: 14,698,290 km (0.061 R)
• M19: 15,754,152 km (0.112 R)
• M20: 19,224,673 km (0.072 R)
• M21: 19,691,418 km (0.085 R)
• M22: 21,718,020 km (0.11 R)
• M23: 23,612,977 km (0.093 R)
• M24: 27,238,631 km (0.066 R)
• M25: 30,582,742 km (0.064 R)
• M26: 30,899,590 km (0.103 R)
• M27: 33,738,957 km (0.048 R)
• M28: 36,391,477 km (0.092 R)
• M29: 38,316,652 km (0.105 R)
• M30: 40,182,287 km (0.064 R)
• M31: 41,588,358 km (0.09 R)
• M32: 42,631,354 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.2

Radius: 5.5

Gravity: 17.4 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.58 AU - 9.94 AU

Year: 20681 Days

Day: 22.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,257,546 km

• M1: 68,366 km (0.12 R)
• M2: 267,930 km (0.107 R)
• M3: 620,981 km (0.037 R)
• M4: 1,180,776 km (0.064 R)
• M5: 2,744,822 km (0.071 R)
• M6: 3,307,459 km (0.078 R)
• M7: 4,067,865 km (0.116 R)
• M8: 4,389,501 km (0.096 R)
• M9: 4,624,519 km (0.112 R)
• M10: 4,974,877 km (0.088 R)
• M11: 5,887,873 km (0.094 R)
• M12: 8,967,046 km (0.04 R)
• M13: 10,547,248 km (0.112 R)
• M14: 12,436,819 km (0.067 R)
• M15: 12,976,568 km (0.03 R)
• M16: 16,546,871 km (0.092 R)
• M17: 19,618,714 km (0.092 R)
• M18: 22,949,959 km (0.04 R)
• M19: 24,801,532 km (0.101 R)
• M20: 27,535,134 km (0.112 R)
• M21: 29,033,057 km (0.055 R)
• M22: 31,939,594 km (0.057 R)
• M23: 34,769,088 km (0.047 R)
• M24: 43,479,574 km (0.105 R)
• M25: 44,563,560 km (0.076 R)
• M26: 65,242,025 km (0.041 R)
• M27: 70,618,722 km (0.058 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: 339 - 16,942 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit