🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.2

Radius: 13.9

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.41 AU - 0.65 AU

Year: 266 Days

Day: 14 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 36,392,593 km

• M1: 172,935 km (0.114 R)
• M2: 614,847 km (0.094 R)
• M3: 1,126,771 km (0.062 R)
• M4: 1,714,541 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690

Radius: 12.3

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.56 AU - 0.88 AU

Year: 422 Days

Day: 13.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,392,593 km

• M1: 153,039 km (0.097 R)
• M2: 600,486 km (0.085 R)
• M3: 1,075,609 km (0.103 R)
• M4: 1,631,963 km (0.096 R)
• M5: 2,023,162 km (0.094 R)
• M6: 2,700,690 km (0.112 R)
• M7: 3,266,918 km (0.086 R)
• M8: 3,821,627 km (0.074 R)
• M9: 4,891,252 km (0.109 R)
• M10: 5,374,453 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.6

Radius: 9.2

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.75 AU - 0.89 AU

Year: 513 Days

Day: 6.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,392,593 km

• M1: 114,442 km (0.083 R)
• M2: 409,749 km (0.119 R)
• M3: 740,809 km (0.11 R)
• M4: 1,346,082 km (0.09 R)
• M5: 1,955,394 km (0.104 R)
• M6: 2,348,088 km (0.109 R)
• M7: 2,837,124 km (0.106 R)
• M8: 3,280,981 km (0.088 R)
• M9: 4,133,240 km (0.087 R)
• M10: 5,043,243 km (0.06 R)
• M11: 5,363,084 km (0.118 R)
• M12: 5,895,802 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.7

Radius: 9.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.16 AU - 1.52 AU

Year: 1071 Days

Day: 11.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,392,593 km

• M1: 115,639 km (0.092 R)
• M2: 458,218 km (0.077 R)
• M3: 976,724 km (0.111 R)
• M4: 1,652,009 km (0.082 R)
• M5: 2,424,233 km (0.111 R)
• M6: 2,965,628 km (0.088 R)
• M7: 4,242,296 km (0.039 R)
• M8: 4,549,570 km (0.083 R)
• M9: 7,434,416 km (0.107 R)
• M10: 7,931,230 km (0.112 R)
• M11: 8,349,356 km (0.116 R)
• M12: 8,678,920 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.8

Radius: 13.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.62 AU - 2.52 AU

Year: 2056 Days

Day: 10.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,392,593 km

• M1: 168,298 km (0.06 R)
• M2: 595,998 km (0.077 R)
• M3: 1,762,263 km (0.115 R)
• M4: 2,651,173 km (0.115 R)
• M5: 3,375,377 km (0.084 R)
• M6: 4,228,384 km (0.098 R)
• M7: 4,831,413 km (0.088 R)
• M8: 5,560,702 km (0.105 R)
• M9: 6,516,184 km (0.105 R)
• M10: 7,379,513 km (0.117 R)
• M11: 8,533,212 km (0.054 R)
• M12: 9,533,573 km (0.092 R)
• M13: 11,883,307 km (0.103 R)
• M14: 13,635,846 km (0.09 R)
• M15: 14,066,987 km (0.047 R)
• M16: 14,596,414 km (0.106 R)
• M17: 15,836,431 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.1

Radius: 10.2

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.99 AU - 3.79 AU

Year: 4308 Days

Day: 8.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,392,593 km

• M1: 127,607 km (0.118 R)
• M2: 449,392 km (0.093 R)
• M3: 1,321,248 km (0.102 R)
• M4: 2,755,892 km (0.091 R)
• M5: 3,435,814 km (0.075 R)
• M6: 3,901,363 km (0.073 R)
• M7: 7,054,886 km (0.074 R)
• M8: 8,752,523 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.2

Radius: 4.1

Gravity: 19.82 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.88 AU - 7.02 AU

Year: 10018 Days

Day: 17.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 36,392,593 km

• M1: 54,902 km (0.098 R)
• M2: 242,797 km (0.092 R)
• M3: 668,702 km (0.063 R)
• M4: 1,078,900 km (0.104 R)
• M5: 1,217,876 km (0.063 R)
• M6: 1,751,492 km (0.103 R)
• M7: 2,168,571 km (0.065 R)
• M8: 2,843,407 km (0.086 R)
• M9: 3,417,414 km (0.099 R)
• M10: 3,989,326 km (0.074 R)
• M11: 4,819,146 km (0.049 R)
• M12: 5,536,318 km (0.102 R)
• M13: 5,953,098 km (0.12 R)
• M14: 6,186,022 km (0.085 R)
• M15: 6,356,114 km (0.06 R)
• M16: 7,141,952 km (0.057 R)
• M17: 7,329,248 km (0.081 R)
• M18: 9,701,721 km (0.063 R)
• M19: 12,595,094 km (0.1 R)
• M20: 16,015,798 km (0.093 R)
• M21: 18,493,588 km (0.042 R)
• M22: 19,061,013 km (0.108 R)
• M23: 19,421,394 km (0.119 R)
• M24: 20,156,069 km (0.037 R)
• M25: 22,231,590 km (0.102 R)
• M26: 22,550,832 km (0.063 R)
• M27: 23,858,018 km (0.102 R)
• M28: 24,956,515 km (0.106 R)
• M29: 25,912,146 km (0.117 R)
• M30: 26,354,507 km (0.111 R)
• M31: 28,454,113 km (0.033 R)
• M32: 31,960,239 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.4

Radius: 5.2

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.64 AU - 8.56 AU

Year: 15913 Days

Day: 19 Hours

Environment

Temp: -238 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,392,593 km

• M1: 96,790 km (0.027 R)
• M2: 309,967 km (0.119 R)
• M3: 501,003 km (0.065 R)
• M4: 1,146,967 km (0.12 R)
• M5: 2,794,787 km (0.098 R)
• M6: 11,287,010 km (0.072 R)
• M7: 12,155,126 km (0.095 R)
• M8: 12,418,718 km (0.109 R)
• M9: 13,287,881 km (0.076 R)
• M10: 17,907,763 km (0.08 R)
• M11: 31,606,440 km (0.078 R)
• M12: 34,888,019 km (0.086 R)
• M13: 35,527,699 km (0.112 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: 465 - 10,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit