🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.9

Radius: 13.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.61 AU - 0.79 AU

Year: 378 Days

Day: 11.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,459,692 km

• M1: 165,455 km (0.086 R)
• M2: 640,428 km (0.117 R)
• M3: 1,124,527 km (0.08 R)
• M4: 1,563,148 km (0.111 R)
• M5: 2,563,360 km (0.079 R)
• M6: 3,031,900 km (0.067 R)
• M7: 4,168,844 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.8

Radius: 13.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.77 AU - 0.79 AU

Year: 445 Days

Day: 11.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,459,692 km

• M1: 165,455 km (0.076 R)
• M2: 592,258 km (0.102 R)
• M3: 1,425,219 km (0.105 R)
• M4: 2,180,090 km (0.093 R)
• M5: 2,809,598 km (0.065 R)
• M6: 3,580,326 km (0.055 R)
• M7: 4,100,328 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.6

Radius: 14.2

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.31 AU - 3.81 AU

Year: 4337 Days

Day: 8.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,459,692 km

• M1: 197,320 km (0.081 R)
• M2: 643,720 km (0.089 R)
• M3: 1,616,555 km (0.112 R)
• M4: 3,595,286 km (0.105 R)
• M5: 4,088,659 km (0.118 R)
• M6: 5,426,663 km (0.116 R)
• M7: 6,461,581 km (0.047 R)
• M8: 8,503,741 km (0.063 R)
• M9: 11,121,704 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.1

Radius: 3.7

Gravity: 44.35 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.91 AU - 9.15 AU

Year: 13342 Days

Day: 19.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,459,692 km

• M1: 47,273 km (0.107 R)
• M2: 219,460 km (0.1 R)
• M3: 519,404 km (0.084 R)
• M4: 778,807 km (0.089 R)
• M5: 1,155,644 km (0.118 R)
• M6: 1,739,374 km (0.067 R)
• M7: 1,959,882 km (0.103 R)
• M8: 2,123,392 km (0.088 R)
• M9: 2,824,557 km (0.096 R)
• M10: 7,355,129 km (0.062 R)
• M11: 8,346,364 km (0.074 R)
• M12: 10,590,033 km (0.112 R)
• M13: 11,672,075 km (0.112 R)
• M14: 11,968,727 km (0.106 R)
• M15: 15,076,324 km (0.11 R)
• M16: 15,499,087 km (0.08 R)
• M17: 16,965,147 km (0.067 R)
• M18: 18,123,632 km (0.08 R)
• M19: 18,681,782 km (0.106 R)
• M20: 19,416,308 km (0.092 R)
• M21: 19,916,563 km (0.117 R)
• M22: 21,824,235 km (0.119 R)
• M23: 24,714,017 km (0.07 R)
• M24: 27,848,840 km (0.069 R)
• M25: 28,378,118 km (0.038 R)
• M26: 29,238,754 km (0.082 R)
• M27: 41,783,583 km (0.059 R)
• M28: 45,765,130 km (0.112 R)
• M29: 49,836,735 km (0.093 R)
• M30: 51,245,947 km (0.08 R)
• M31: 51,562,646 km (0.105 R)
• M32: 53,490,215 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.6

Radius: 3.5

Gravity: 42.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.54 AU - 11.08 AU

Year: 18342 Days

Day: 23.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,459,692 km

• M1: 43,533 km (0.104 R)
• M2: 251,324 km (0.101 R)
• M3: 485,146 km (0.068 R)
• M4: 632,201 km (0.081 R)
• M5: 759,209 km (0.083 R)
• M6: 1,247,197 km (0.092 R)
• M7: 1,589,926 km (0.119 R)
• M8: 2,415,856 km (0.067 R)
• M9: 3,172,522 km (0.066 R)
• M10: 4,198,913 km (0.089 R)
• M11: 5,280,954 km (0.071 R)
• M12: 7,977,755 km (0.101 R)
• M13: 9,401,628 km (0.116 R)
• M14: 9,618,096 km (0.106 R)
• M15: 11,531,602 km (0.077 R)
• M16: 12,286,174 km (0.06 R)
• M17: 12,675,428 km (0.073 R)
• M18: 13,892,705 km (0.1 R)
• M19: 15,709,572 km (0.031 R)
• M20: 16,245,282 km (0.119 R)
• M21: 24,358,423 km (0.083 R)
• M22: 31,206,415 km (0.073 R)
• M23: 33,914,884 km (0.063 R)
• M24: 34,423,517 km (0.112 R)
• M25: 35,717,539 km (0.084 R)
• M26: 47,256,621 km (0.079 R)
• M27: 49,501,935 km (0.098 R)
• M28: 49,992,168 km (0.113 R)
• M29: 52,153,857 km (0.027 R)
• M30: 59,378,536 km (0.095 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 17,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit