🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.2

Radius: 11.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.47 AU - 0.65 AU

Year: 284 Days

Day: 5.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 28,138,941 km

• M1: 138,827 km (0.118 R)
• M2: 497,413 km (0.055 R)
• M3: 914,641 km (0.079 R)
• M4: 1,353,412 km (0.098 R)
• M5: 1,813,126 km (0.105 R)
• M6: 2,309,791 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.6

Radius: 12.7

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.62 AU - 0.86 AU

Year: 432 Days

Day: 5.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,138,941 km

• M1: 158,125 km (0.091 R)
• M2: 669,899 km (0.068 R)
• M3: 1,148,313 km (0.057 R)
• M4: 1,678,189 km (0.109 R)
• M5: 2,128,479 km (0.093 R)
• M6: 2,824,557 km (0.06 R)
• M7: 3,457,656 km (0.102 R)
• M8: 4,033,458 km (0.051 R)
• M9: 4,481,354 km (0.104 R)
• M10: 5,119,838 km (0.113 R)
• M11: 5,629,218 km (0.116 R)
• M12: 6,136,505 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 9.4

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.02 AU - 1.02 AU

Year: 699 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,138,941 km

• M1: 118,631 km (0.101 R)
• M2: 416,480 km (0.114 R)
• M3: 723,306 km (0.09 R)
• M4: 1,063,342 km (0.115 R)
• M5: 1,424,022 km (0.107 R)
• M6: 1,797,718 km (0.106 R)
• M7: 2,492,749 km (0.105 R)
• M8: 2,861,358 km (0.077 R)
• M9: 3,253,454 km (0.115 R)
• M10: 4,191,732 km (0.07 R)
• M11: 4,568,569 km (0.119 R)
• M12: 4,916,833 km (0.108 R)
• M13: 5,408,711 km (0.077 R)
• M14: 6,227,909 km (0.106 R)
• M15: 6,740,880 km (0.119 R)
• M16: 7,105,600 km (0.056 R)
• M17: 7,460,895 km (0.098 R)
• M18: 7,921,656 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.4

Radius: 13.6

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.15 AU - 1.73 AU

Year: 1172 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,138,941 km

• M1: 169,195 km (0.085 R)
• M2: 627,862 km (0.082 R)
• M3: 1,254,229 km (0.083 R)
• M4: 2,035,728 km (0.082 R)
• M5: 2,984,627 km (0.104 R)
• M6: 3,988,279 km (0.082 R)
• M7: 4,513,966 km (0.1 R)
• M8: 5,662,878 km (0.036 R)
• M9: 6,949,120 km (0.033 R)
• M10: 7,375,773 km (0.057 R)
• M11: 7,846,857 km (0.099 R)
• M12: 8,791,717 km (0.074 R)
• M13: 10,774,487 km (0.082 R)
• M14: 11,835,436 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.7

Radius: 14.6

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.69 AU - 2.19 AU

Year: 1833 Days

Day: 9.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,138,941 km

• M1: 181,612 km (0.059 R)
• M2: 744,997 km (0.107 R)
• M3: 1,482,066 km (0.079 R)
• M4: 2,055,475 km (0.102 R)
• M5: 2,654,165 km (0.105 R)
• M6: 3,152,177 km (0.105 R)
• M7: 3,678,911 km (0.071 R)
• M8: 4,208,936 km (0.116 R)
• M9: 5,058,054 km (0.072 R)
• M10: 5,557,710 km (0.054 R)
• M11: 6,283,410 km (0.099 R)
• M12: 6,836,323 km (0.111 R)
• M13: 7,503,979 km (0.116 R)
• M14: 8,421,911 km (0.082 R)
• M15: 9,904,426 km (0.075 R)
• M16: 10,516,132 km (0.073 R)
• M17: 11,298,080 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 9.5

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.71 AU - 3.69 AU

Year: 3883 Days

Day: 13.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,138,941 km

• M1: 118,182 km (0.047 R)
• M2: 517,309 km (0.055 R)
• M3: 865,274 km (0.035 R)
• M4: 1,504,955 km (0.037 R)
• M5: 1,929,663 km (0.103 R)
• M6: 3,535,446 km (0.119 R)
• M7: 3,834,941 km (0.104 R)
• M8: 4,684,209 km (0.117 R)
• M9: 5,886,527 km (0.035 R)
• M10: 6,496,437 km (0.079 R)
• M11: 7,147,936 km (0.077 R)
• M12: 8,169,241 km (0.089 R)
• M13: 9,164,964 km (0.096 R)
• M14: 10,630,425 km (0.104 R)
• M15: 15,162,642 km (0.035 R)
• M16: 16,662,061 km (0.066 R)
• M17: 17,021,695 km (0.108 R)
• M18: 18,321,550 km (0.085 R)
• M19: 19,093,326 km (0.105 R)
• M20: 19,752,753 km (0.11 R)
• M21: 22,037,562 km (0.027 R)
• M22: 24,958,161 km (0.087 R)
• M23: 25,350,406 km (0.092 R)
• M24: 25,906,312 km (0.071 R)
• M25: 26,714,739 km (0.098 R)
• M26: 28,466,829 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 11.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.25 AU - 3.59 AU

Year: 4290 Days

Day: 10.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,138,941 km

• M1: 139,276 km (0.104 R)
• M2: 989,740 km (0.105 R)
• M3: 1,546,094 km (0.098 R)
• M4: 1,904,530 km (0.058 R)
• M5: 2,900,404 km (0.114 R)
• M6: 3,373,282 km (0.059 R)
• M7: 4,450,985 km (0.084 R)
• M8: 6,401,293 km (0.089 R)
• M9: 8,598,287 km (0.03 R)
• M10: 9,950,502 km (0.108 R)
• M11: 12,576,543 km (0.056 R)
• M12: 15,577,327 km (0.081 R)
• M13: 17,517,312 km (0.112 R)
• M14: 18,450,205 km (0.067 R)
• M15: 20,078,428 km (0.04 R)
• M16: 22,443,720 km (0.035 R)
• M17: 24,069,699 km (0.097 R)
• M18: 27,804,260 km (0.089 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: 534 - 18,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit