🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.5

Radius: 11.3

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.46 AU - 0.56 AU

Year: 256 Days

Day: 8.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,740,007 km

• M1: 140,472 km (0.119 R)
• M2: 769,980 km (0.095 R)
• M3: 1,135,747 km (0.083 R)
• M4: 1,519,166 km (0.074 R)
• M5: 1,884,634 km (0.05 R)
• M6: 2,243,070 km (0.109 R)
• M7: 3,000,634 km (0.039 R)
• M8: 3,356,228 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.3

Radius: 8.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.02 AU - 1.26 AU

Year: 856 Days

Day: 12.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,740,007 km

• M1: 103,223 km (0.096 R)
• M2: 418,874 km (0.111 R)
• M3: 745,446 km (0.079 R)
• M4: 1,052,271 km (0.104 R)
• M5: 1,395,000 km (0.111 R)
• M6: 1,770,640 km (0.089 R)
• M7: 2,045,751 km (0.089 R)
• M8: 2,359,308 km (0.119 R)
• M9: 2,672,267 km (0.094 R)
• M10: 2,989,265 km (0.104 R)
• M11: 3,356,827 km (0.048 R)
• M12: 3,781,834 km (0.095 R)
• M13: 4,675,532 km (0.04 R)
• M14: 5,189,251 km (0.068 R)
• M15: 5,648,666 km (0.107 R)
• M16: 6,368,681 km (0.111 R)
• M17: 6,895,564 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.6

Radius: 11.5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.35 AU - 1.75 AU

Year: 1356 Days

Day: 7.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,740,007 km

• M1: 143,016 km (0.089 R)
• M2: 582,833 km (0.098 R)
• M3: 997,369 km (0.071 R)
• M4: 1,761,216 km (0.042 R)
• M5: 2,895,766 km (0.097 R)
• M6: 3,263,029 km (0.084 R)
• M7: 3,741,892 km (0.114 R)
• M8: 4,161,813 km (0.109 R)
• M9: 4,783,841 km (0.105 R)
• M10: 5,508,942 km (0.086 R)
• M11: 6,469,659 km (0.112 R)
• M12: 7,153,022 km (0.106 R)
• M13: 7,512,506 km (0.098 R)
• M14: 8,074,246 km (0.095 R)
• M15: 9,494,678 km (0.083 R)
• M16: 9,929,559 km (0.087 R)
• M17: 11,075,329 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.4

Radius: 11.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.34 AU - 1.94 AU

Year: 1476 Days

Day: 6.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,740,007 km

• M1: 138,079 km (0.072 R)
• M2: 642,224 km (0.11 R)
• M3: 1,241,214 km (0.118 R)
• M4: 1,648,269 km (0.059 R)
• M5: 2,258,030 km (0.115 R)
• M6: 2,753,050 km (0.119 R)
• M7: 3,761,638 km (0.111 R)
• M8: 4,350,904 km (0.065 R)
• M9: 4,803,288 km (0.099 R)
• M10: 5,328,676 km (0.064 R)
• M11: 5,937,091 km (0.097 R)
• M12: 6,615,517 km (0.092 R)
• M13: 7,163,943 km (0.092 R)
• M14: 8,727,241 km (0.048 R)
• M15: 9,234,677 km (0.108 R)
• M16: 10,374,463 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.9

Radius: 9.6

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.37 AU - 1.91 AU

Year: 1476 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,740,007 km

• M1: 119,379 km (0.082 R)
• M2: 546,032 km (0.063 R)
• M3: 962,513 km (0.107 R)
• M4: 1,361,939 km (0.117 R)
• M5: 1,675,197 km (0.106 R)
• M6: 2,213,001 km (0.045 R)
• M7: 2,529,700 km (0.077 R)
• M8: 2,876,767 km (0.117 R)
• M9: 3,287,563 km (0.085 R)
• M10: 3,702,398 km (0.108 R)
• M11: 4,170,789 km (0.104 R)
• M12: 4,557,649 km (0.078 R)
• M13: 4,884,221 km (0.085 R)
• M14: 5,204,660 km (0.111 R)
• M15: 6,226,563 km (0.057 R)
• M16: 8,976,022 km (0.098 R)
• M17: 9,856,705 km (0.097 R)
• M18: 10,651,368 km (0.104 R)
• M19: 11,488,219 km (0.058 R)
• M20: 12,565,473 km (0.103 R)
• M21: 14,133,259 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.1

Radius: 9.2

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.63 AU - 2.03 AU

Year: 1740 Days

Day: 14.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,740,007 km

• M1: 114,442 km (0.108 R)
• M2: 515,664 km (0.04 R)
• M3: 1,150,856 km (0.07 R)
• M4: 2,084,796 km (0.119 R)
• M5: 3,879,821 km (0.083 R)
• M6: 4,742,701 km (0.08 R)
• M7: 5,970,301 km (0.11 R)
• M8: 6,500,775 km (0.109 R)
• M9: 7,117,567 km (0.075 R)
• M10: 9,236,322 km (0.091 R)
• M11: 10,912,267 km (0.064 R)
• M12: 13,154,739 km (0.071 R)
• M13: 13,922,475 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.4

Radius: 13.5

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.17 AU - 5.31 AU

Year: 8432 Days

Day: 12.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,740,007 km

• M1: 168,148 km (0.077 R)
• M2: 605,423 km (0.109 R)
• M3: 1,136,495 km (0.108 R)
• M4: 2,147,627 km (0.104 R)
• M5: 2,604,200 km (0.104 R)
• M6: 3,038,183 km (0.082 R)
• M7: 4,525,934 km (0.066 R)
• M8: 6,201,430 km (0.12 R)
• M9: 8,657,229 km (0.111 R)
• M10: 9,781,606 km (0.087 R)
• M11: 11,107,044 km (0.052 R)
• M12: 11,702,593 km (0.065 R)
• M13: 12,898,777 km (0.034 R)
• M14: 13,679,229 km (0.082 R)
• M15: 14,112,465 km (0.03 R)
• M16: 16,142,059 km (0.111 R)
• M17: 16,907,103 km (0.088 R)
• M18: 19,502,775 km (0.117 R)
• M19: 19,973,111 km (0.095 R)
• M20: 22,099,196 km (0.12 R)
• M21: 26,129,063 km (0.064 R)
• M22: 27,968,968 km (0.091 R)
• M23: 28,467,278 km (0.101 R)
• M24: 28,971,423 km (0.088 R)
• M25: 30,519,611 km (0.071 R)
• M26: 31,797,476 km (0.105 R)
• M27: 33,332,949 km (0.058 R)
• M28: 39,221,420 km (0.12 R)
• M29: 43,466,709 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 13,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit