🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997

Radius: 14.7

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.62 AU - 0.82 AU

Year: 429 Days

Day: 5.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,322,316 km

• M1: 182,809 km (0.095 R)
• M2: 730,935 km (0.047 R)
• M3: 1,191,697 km (0.087 R)
• M4: 1,726,808 km (0.114 R)
• M5: 2,219,883 km (0.09 R)
• M6: 2,883,349 km (0.09 R)
• M7: 3,575,090 km (0.078 R)
• M8: 4,217,912 km (0.114 R)
• M9: 5,097,248 km (0.12 R)
• M10: 5,720,024 km (0.05 R)
• M11: 6,336,667 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.6

Radius: 10.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.57 AU - 0.89 AU

Year: 438 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,322,316 km

• M1: 129,402 km (0.077 R)
• M2: 503,696 km (0.103 R)
• M3: 843,882 km (0.106 R)
• M4: 1,223,561 km (0.117 R)
• M5: 2,213,450 km (0.096 R)
• M6: 2,722,980 km (0.101 R)
• M7: 3,114,478 km (0.114 R)
• M8: 3,533,352 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.7

Radius: 11.3

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.84 AU - 1.36 AU

Year: 811 Days

Day: 5.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,322,316 km

• M1: 141,669 km (0.095 R)
• M2: 638,484 km (0.104 R)
• M3: 1,102,387 km (0.099 R)
• M4: 1,898,696 km (0.063 R)
• M5: 2,501,875 km (0.042 R)
• M6: 2,880,357 km (0.089 R)
• M7: 3,621,615 km (0.103 R)
• M8: 4,029,867 km (0.114 R)
• M9: 4,502,597 km (0.107 R)
• M10: 4,903,669 km (0.059 R)
• M11: 5,678,137 km (0.114 R)
• M12: 6,043,156 km (0.108 R)
• M13: 6,933,712 km (0.109 R)
• M14: 7,761,287 km (0.066 R)
• M15: 8,391,842 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.6

Radius: 8.5

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.27 AU - 1.39 AU

Year: 1078 Days

Day: 11.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 37,322,316 km

• M1: 105,766 km (0.08 R)
• M2: 1,000,810 km (0.111 R)
• M3: 1,587,832 km (0.111 R)
• M4: 3,390,037 km (0.111 R)
• M5: 3,925,598 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.5

Radius: 8.2

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.47 AU - 2.21 AU

Year: 1754 Days

Day: 7.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,322,316 km

• M1: 102,175 km (0.1 R)
• M2: 425,456 km (0.033 R)
• M3: 714,031 km (0.075 R)
• M4: 1,022,501 km (0.106 R)
• M5: 1,660,985 km (0.066 R)
• M6: 2,029,146 km (0.116 R)
• M7: 2,555,580 km (0.042 R)
• M8: 2,945,133 km (0.117 R)
• M9: 3,263,029 km (0.075 R)
• M10: 3,861,570 km (0.113 R)
• M11: 4,376,187 km (0.068 R)
• M12: 4,935,533 km (0.043 R)
• M13: 6,720,984 km (0.101 R)
• M14: 7,140,007 km (0.03 R)
• M15: 7,493,208 km (0.107 R)
• M16: 8,472,475 km (0.029 R)
• M17: 8,961,660 km (0.075 R)
• M18: 10,612,772 km (0.062 R)
• M19: 11,001,577 km (0.086 R)
• M20: 11,363,305 km (0.076 R)
• M21: 11,845,309 km (0.107 R)
• M22: 12,110,546 km (0.102 R)
• M23: 13,210,988 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 9.7

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.87 AU - 3.05 AU

Year: 2712 Days

Day: 12.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,322,316 km

• M1: 121,473 km (0.107 R)
• M2: 483,949 km (0.101 R)
• M3: 871,408 km (0.113 R)
• M4: 1,184,516 km (0.089 R)
• M5: 2,328,192 km (0.109 R)
• M6: 3,058,977 km (0.076 R)
• M7: 3,374,030 km (0.044 R)
• M8: 3,935,322 km (0.102 R)
• M9: 4,926,108 km (0.117 R)
• M10: 5,552,175 km (0.073 R)
• M11: 7,630,987 km (0.032 R)
• M12: 8,277,849 km (0.079 R)
• M13: 8,795,008 km (0.11 R)
• M14: 9,162,870 km (0.041 R)
• M15: 9,610,915 km (0.049 R)
• M16: 10,928,274 km (0.072 R)
• M17: 11,275,640 km (0.088 R)
• M18: 11,630,337 km (0.047 R)
• M19: 11,992,513 km (0.113 R)
• M20: 12,320,731 km (0.066 R)
• M21: 12,824,427 km (0.101 R)
• M22: 13,254,521 km (0.073 R)
• M23: 14,930,167 km (0.043 R)
• M24: 16,189,182 km (0.096 R)
• M25: 17,728,395 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668

Radius: 9.1

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.56 AU - 5.66 AU

Year: 6958 Days

Day: 6.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,322,316 km

• M1: 113,246 km (0.109 R)
• M2: 443,258 km (0.099 R)
• M3: 904,020 km (0.026 R)
• M4: 1,232,387 km (0.065 R)
• M5: 2,337,467 km (0.097 R)
• M6: 2,734,350 km (0.09 R)
• M7: 3,050,899 km (0.067 R)
• M8: 5,345,132 km (0.112 R)
• M9: 6,270,096 km (0.039 R)
• M10: 7,040,375 km (0.1 R)
• M11: 7,990,621 km (0.12 R)
• M12: 8,517,504 km (0.096 R)
• M13: 9,024,192 km (0.058 R)
• M14: 10,097,707 km (0.045 R)
• M15: 10,762,071 km (0.038 R)
• M16: 11,658,760 km (0.11 R)
• M17: 13,095,947 km (0.119 R)
• M18: 14,647,726 km (0.114 R)
• M19: 15,375,370 km (0.039 R)
• M20: 17,366,518 km (0.043 R)
• M21: 19,021,668 km (0.056 R)
• M22: 19,523,719 km (0.109 R)
• M23: 25,730,385 km (0.097 R)
• M24: 26,968,307 km (0.119 R)
• M25: 27,693,259 km (0.043 R)
• M26: 33,239,600 km (0.108 R)
• M27: 34,388,960 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 12,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit