🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754

Radius: 9.3

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.97 AU - 1.01 AU

Year: 692 Days

Day: 11.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,346,337 km

• M1: 115,639 km (0.054 R)
• M2: 465,549 km (0.087 R)
• M3: 831,166 km (0.076 R)
• M4: 1,188,106 km (0.118 R)
• M5: 1,893,161 km (0.114 R)
• M6: 2,283,163 km (0.087 R)
• M7: 2,646,686 km (0.113 R)
• M8: 3,396,620 km (0.087 R)
• M9: 4,096,588 km (0.115 R)
• M10: 4,392,642 km (0.085 R)
• M11: 5,704,765 km (0.056 R)
• M12: 6,777,980 km (0.099 R)
• M13: 7,373,829 km (0.117 R)
• M14: 7,673,024 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.6

Radius: 10.8

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.71 AU - 5.51 AU

Year: 8120 Days

Day: 14.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,346,337 km

• M1: 151,991 km (0.084 R)
• M2: 490,831 km (0.084 R)
• M3: 856,897 km (0.101 R)
• M4: 1,316,461 km (0.115 R)
• M5: 1,802,505 km (0.114 R)
• M6: 2,488,561 km (0.102 R)
• M7: 7,075,979 km (0.088 R)
• M8: 8,694,778 km (0.08 R)
• M9: 9,176,184 km (0.09 R)
• M10: 9,974,887 km (0.094 R)
• M11: 13,060,193 km (0.094 R)
• M12: 16,792,511 km (0.042 R)
• M13: 17,163,663 km (0.097 R)
• M14: 19,370,979 km (0.073 R)
• M15: 20,332,595 km (0.108 R)
• M16: 21,907,711 km (0.104 R)
• M17: 24,106,201 km (0.086 R)
• M18: 28,235,701 km (0.067 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.9

Radius: 4.5

Gravity: 47.7 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.13 AU - 7.33 AU

Year: 13665 Days

Day: 17.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,346,337 km

• M1: 56,099 km (0.107 R)
• M2: 215,122 km (0.092 R)
• M3: 358,436 km (0.102 R)
• M4: 546,331 km (0.095 R)
• M5: 914,193 km (0.072 R)
• M6: 1,231,789 km (0.067 R)
• M7: 1,668,914 km (0.111 R)
• M8: 1,823,748 km (0.119 R)
• M9: 2,891,428 km (0.075 R)
• M10: 3,245,526 km (0.088 R)
• M11: 4,384,414 km (0.103 R)
• M12: 5,387,767 km (0.036 R)
• M13: 6,577,519 km (0.118 R)
• M14: 10,879,954 km (0.082 R)
• M15: 18,134,254 km (0.072 R)
• M16: 22,546,045 km (0.031 R)
• M17: 25,888,959 km (0.09 R)
• M18: 29,316,994 km (0.035 R)
• M19: 29,547,973 km (0.118 R)
• M20: 31,681,987 km (0.041 R)
• M21: 33,537,000 km (0.112 R)
• M22: 34,555,313 km (0.118 R)
• M23: 37,733,969 km (0.118 R)
• M24: 38,557,954 km (0.119 R)
• M25: 41,246,527 km (0.049 R)
• M26: 43,755,582 km (0.112 R)
• M27: 45,432,275 km (0.088 R)
• M28: 52,059,012 km (0.079 R)
• M29: 53,251,157 km (0.091 R)
• M30: 55,513,227 km (0.072 R)
• M31: 55,866,876 km (0.05 R)
• M32: 58,750,076 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.4

Radius: 6.9

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.26 AU - 10.32 AU

Year: 21532 Days

Day: 19.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,346,337 km

• M1: 85,869 km (0.075 R)
• M2: 338,839 km (0.089 R)
• M3: 648,208 km (0.05 R)
• M4: 961,914 km (0.048 R)
• M5: 1,723,068 km (0.114 R)
• M6: 1,993,541 km (0.097 R)
• M7: 4,618,984 km (0.095 R)
• M8: 5,631,013 km (0.046 R)
• M9: 5,945,618 km (0.103 R)
• M10: 7,276,590 km (0.066 R)
• M11: 9,273,273 km (0.101 R)
• M12: 11,174,662 km (0.086 R)
• M13: 11,609,094 km (0.115 R)
• M14: 13,669,356 km (0.105 R)
• M15: 15,196,152 km (0.086 R)
• M16: 15,806,661 km (0.093 R)
• M17: 19,459,841 km (0.115 R)
• M18: 21,010,273 km (0.114 R)
• M19: 25,937,129 km (0.106 R)
• M20: 31,215,241 km (0.098 R)
• M21: 34,755,325 km (0.117 R)
• M22: 36,216,298 km (0.081 R)
• M23: 36,621,708 km (0.1 R)
• M24: 38,694,536 km (0.079 R)
• M25: 39,831,331 km (0.1 R)
• M26: 49,407,689 km (0.119 R)
• M27: 52,796,380 km (0.105 R)
• M28: 53,492,309 km (0.089 R)
• M29: 55,616,449 km (0.12 R)
• M30: 55,975,933 km (0.117 R)
• M31: 61,554,737 km (0.036 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 11,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit