🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.5

Radius: 11.8

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.67 AU - 0.69 AU

Year: 380 Days

Day: 9.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,644,381 km

• M1: 146,756 km (0.105 R)
• M2: 518,207 km (0.092 R)
• M3: 946,207 km (0.117 R)
• M4: 1,412,952 km (0.112 R)
• M5: 1,790,687 km (0.113 R)
• M6: 2,236,937 km (0.1 R)
• M7: 2,607,640 km (0.098 R)
• M8: 3,299,531 km (0.118 R)
• M9: 3,834,792 km (0.077 R)
• M10: 4,301,388 km (0.096 R)
• M11: 5,269,286 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 8.2

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.71 AU - 1.11 AU

Year: 589 Days

Day: 9.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,644,381 km

• M1: 102,026 km (0.056 R)
• M2: 440,865 km (0.111 R)
• M3: 773,720 km (0.093 R)
• M4: 1,199,775 km (0.081 R)
• M5: 1,612,964 km (0.083 R)
• M6: 2,037,673 km (0.066 R)
• M7: 2,315,625 km (0.095 R)
• M8: 3,521,534 km (0.091 R)
• M9: 3,896,576 km (0.073 R)
• M10: 4,298,246 km (0.118 R)
• M11: 4,617,338 km (0.076 R)
• M12: 4,919,676 km (0.103 R)
• M13: 5,372,209 km (0.077 R)
• M14: 6,149,819 km (0.07 R)
• M15: 6,615,218 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.7

Radius: 15

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.93 AU - 1.23 AU

Year: 761 Days

Day: 5.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,644,381 km

• M1: 186,698 km (0.03 R)
• M2: 760,256 km (0.108 R)
• M3: 1,244,056 km (0.075 R)
• M4: 1,772,735 km (0.058 R)
• M5: 2,258,778 km (0.107 R)
• M6: 2,920,898 km (0.102 R)
• M7: 3,634,630 km (0.077 R)
• M8: 4,491,975 km (0.066 R)
• M9: 5,397,342 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.9

Radius: 11.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.58 AU - 2.16 AU

Year: 1734 Days

Day: 14.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 95.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,644,381 km

• M1: 148,102 km (0.071 R)
• M2: 695,630 km (0.099 R)
• M3: 1,091,616 km (0.071 R)
• M4: 1,791,883 km (0.041 R)
• M5: 2,773,694 km (0.071 R)
• M6: 3,407,540 km (0.077 R)
• M7: 4,473,724 km (0.089 R)
• M8: 5,044,739 km (0.114 R)
• M9: 6,333,076 km (0.116 R)
• M10: 6,955,104 km (0.075 R)
• M11: 7,486,925 km (0.052 R)
• M12: 8,183,004 km (0.113 R)
• M13: 9,157,634 km (0.091 R)
• M14: 10,208,110 km (0.078 R)
• M15: 11,030,449 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.1

Radius: 14.9

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.43 AU - 3.27 AU

Year: 3263 Days

Day: 5.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,644,381 km

• M1: 186,698 km (0.042 R)
• M2: 661,671 km (0.057 R)
• M3: 1,336,358 km (0.109 R)
• M4: 2,801,968 km (0.102 R)
• M5: 3,570,153 km (0.109 R)
• M6: 4,337,291 km (0.059 R)
• M7: 5,763,707 km (0.081 R)
• M8: 10,390,171 km (0.089 R)
• M9: 10,969,713 km (0.043 R)
• M10: 12,635,036 km (0.12 R)
• M11: 13,507,192 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159

Radius: 9

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.53 AU - 3.99 AU

Year: 3992 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,644,381 km

• M1: 111,899 km (0.059 R)
• M2: 584,329 km (0.086 R)
• M3: 1,002,904 km (0.117 R)
• M4: 1,329,327 km (0.117 R)
• M5: 1,854,864 km (0.12 R)
• M6: 2,166,626 km (0.087 R)
• M7: 2,459,688 km (0.072 R)
• M8: 2,837,872 km (0.087 R)
• M9: 3,270,808 km (0.12 R)
• M10: 4,172,733 km (0.118 R)
• M11: 4,487,487 km (0.115 R)
• M12: 4,839,342 km (0.054 R)
• M13: 5,860,497 km (0.093 R)
• M14: 6,357,910 km (0.104 R)
• M15: 7,696,212 km (0.108 R)
• M16: 8,602,925 km (0.117 R)
• M17: 9,017,311 km (0.108 R)
• M18: 9,579,350 km (0.096 R)
• M19: 11,712,167 km (0.051 R)
• M20: 12,992,575 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.3

Radius: 8.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.12 AU - 4.72 AU

Year: 5264 Days

Day: 6.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,644,381 km

• M1: 105,766 km (0.062 R)
• M2: 562,039 km (0.041 R)
• M3: 928,554 km (0.046 R)
• M4: 1,831,377 km (0.082 R)
• M5: 2,773,395 km (0.078 R)
• M6: 3,048,505 km (0.042 R)
• M7: 5,493,383 km (0.082 R)
• M8: 7,912,231 km (0.08 R)
• M9: 9,165,263 km (0.089 R)
• M10: 9,740,916 km (0.047 R)
• M11: 10,097,707 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.4

Radius: 10.1

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.79 AU - 5.95 AU

Year: 7289 Days

Day: 12.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,644,381 km

• M1: 125,662 km (0.045 R)
• M2: 496,815 km (0.04 R)
• M3: 836,402 km (0.052 R)
• M4: 1,203,365 km (0.109 R)
• M5: 1,598,004 km (0.092 R)
• M6: 3,333,789 km (0.1 R)
• M7: 3,702,846 km (0.102 R)
• M8: 4,176,473 km (0.103 R)
• M9: 4,690,043 km (0.085 R)
• M10: 7,444,140 km (0.074 R)
• M11: 7,956,512 km (0.046 R)
• M12: 8,450,036 km (0.093 R)
• M13: 8,833,455 km (0.117 R)
• M14: 9,913,402 km (0.119 R)
• M15: 11,958,255 km (0.083 R)
• M16: 12,333,596 km (0.058 R)
• M17: 12,661,515 km (0.093 R)
• M18: 13,738,769 km (0.113 R)
• M19: 18,807,295 km (0.077 R)
• M20: 20,359,223 km (0.103 R)
• M21: 20,740,997 km (0.109 R)
• M22: 21,127,558 km (0.096 R)
• M23: 21,518,906 km (0.11 R)
• M24: 23,884,796 km (0.034 R)
• M25: 24,739,299 km (0.082 R)
• M26: 28,362,410 km (0.115 R)
• M27: 32,221,437 km (0.118 R)
• M28: 32,844,661 km (0.105 R)
• M29: 39,172,053 km (0.034 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: 477 - 16,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit