🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.5

Radius: 11.1

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.09 AU - 1.41 AU

Year: 965 Days

Day: 5.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,312,264 km

• M1: 144,661 km (0.041 R)
• M2: 541,694 km (0.082 R)
• M3: 1,037,312 km (0.094 R)
• M4: 1,395,748 km (0.11 R)
• M5: 1,858,006 km (0.06 R)
• M6: 2,503,969 km (0.084 R)
• M7: 2,880,208 km (0.092 R)
• M8: 3,860,074 km (0.111 R)
• M9: 4,365,415 km (0.096 R)
• M10: 5,427,411 km (0.036 R)
• M11: 6,422,087 km (0.063 R)
• M12: 6,938,948 km (0.103 R)
• M13: 7,407,638 km (0.088 R)
• M14: 8,518,701 km (0.114 R)
• M15: 10,168,915 km (0.12 R)
• M16: 10,839,563 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.1

Radius: 12.4

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.6 AU - 1.66 AU

Year: 1436 Days

Day: 7.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,312,264 km

• M1: 154,235 km (0.046 R)
• M2: 814,411 km (0.119 R)
• M3: 1,291,927 km (0.105 R)
• M4: 1,873,265 km (0.081 R)
• M5: 2,718,193 km (0.071 R)
• M6: 3,423,398 km (0.112 R)
• M7: 3,889,096 km (0.069 R)
• M8: 4,549,870 km (0.055 R)
• M9: 6,264,112 km (0.096 R)
• M10: 7,414,968 km (0.069 R)
• M11: 9,007,138 km (0.049 R)
• M12: 9,639,189 km (0.099 R)
• M13: 10,402,587 km (0.094 R)
• M14: 11,241,532 km (0.103 R)
• M15: 12,391,491 km (0.097 R)
• M16: 13,455,580 km (0.025 R)
• M17: 13,947,757 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.7

Radius: 8.5

Gravity: 11.29 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.9 AU - 2.56 AU

Year: 2299 Days

Day: 5.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,312,264 km

• M1: 106,364 km (0.085 R)
• M2: 756,516 km (0.085 R)
• M3: 1,097,450 km (0.094 R)
• M4: 1,500,317 km (0.064 R)
• M5: 1,765,105 km (0.094 R)
• M6: 2,150,469 km (0.106 R)
• M7: 2,665,236 km (0.066 R)
• M8: 3,057,930 km (0.086 R)
• M9: 3,999,499 km (0.046 R)
• M10: 4,387,855 km (0.109 R)
• M11: 5,506,847 km (0.095 R)
• M12: 5,859,001 km (0.118 R)
• M13: 6,977,693 km (0.088 R)
• M14: 7,726,132 km (0.097 R)
• M15: 10,032,632 km (0.098 R)
• M16: 11,143,246 km (0.119 R)
• M17: 11,423,144 km (0.077 R)
• M18: 11,955,413 km (0.087 R)
• M19: 12,806,625 km (0.112 R)
• M20: 14,439,635 km (0.099 R)
• M21: 16,206,985 km (0.11 R)
• M22: 16,879,277 km (0.116 R)
• M23: 17,355,447 km (0.108 R)
• M24: 18,837,962 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.8

Radius: 11.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.98 AU - 4.04 AU

Year: 4539 Days

Day: 15 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,312,264 km

• M1: 144,512 km (0.06 R)
• M2: 541,245 km (0.118 R)
• M3: 900,280 km (0.119 R)
• M4: 1,327,382 km (0.088 R)
• M5: 1,721,124 km (0.105 R)
• M6: 2,263,565 km (0.097 R)
• M7: 2,670,472 km (0.109 R)
• M8: 3,271,257 km (0.064 R)
• M9: 3,653,778 km (0.088 R)
• M10: 4,195,921 km (0.062 R)
• M11: 5,286,490 km (0.074 R)
• M12: 7,456,407 km (0.065 R)
• M13: 8,020,839 km (0.076 R)
• M14: 10,004,806 km (0.108 R)
• M15: 10,858,113 km (0.105 R)
• M16: 13,037,754 km (0.076 R)
• M17: 13,710,645 km (0.103 R)
• M18: 14,457,138 km (0.098 R)
• M19: 15,388,385 km (0.082 R)
• M20: 15,976,903 km (0.111 R)
• M21: 17,427,853 km (0.106 R)
• M22: 18,067,384 km (0.03 R)
• M23: 18,422,828 km (0.105 R)
• M24: 23,060,512 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.9

Radius: 14.8

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.31 AU - 3.81 AU

Year: 4636 Days

Day: 9.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,312,264 km

• M1: 184,753 km (0.103 R)
• M2: 966,851 km (0.118 R)
• M3: 1,618,200 km (0.059 R)
• M4: 2,698,895 km (0.062 R)
• M5: 3,637,323 km (0.099 R)
• M6: 7,329,697 km (0.047 R)
• M7: 9,781,307 km (0.062 R)
• M8: 10,674,406 km (0.114 R)
• M9: 11,370,485 km (0.112 R)
• M10: 12,395,680 km (0.045 R)
• M11: 13,008,582 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.7

Radius: 3.5

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.17 AU - 9.43 AU

Year: 19577 Days

Day: 20 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,312,264 km

• M1: 44,580 km (0.036 R)
• M2: 196,721 km (0.112 R)
• M3: 495,917 km (0.104 R)
• M4: 947,553 km (0.113 R)
• M5: 2,180,389 km (0.106 R)
• M6: 2,528,354 km (0.106 R)
• M7: 4,152,837 km (0.09 R)
• M8: 4,533,264 km (0.08 R)
• M9: 4,654,887 km (0.063 R)
• M10: 4,841,436 km (0.093 R)
• M11: 5,568,182 km (0.114 R)
• M12: 8,361,474 km (0.056 R)
• M13: 11,175,260 km (0.095 R)
• M14: 11,793,548 km (0.09 R)
• M15: 14,627,381 km (0.111 R)
• M16: 15,298,327 km (0.087 R)
• M17: 15,434,910 km (0.098 R)
• M18: 16,701,256 km (0.119 R)
• M19: 17,508,336 km (0.098 R)
• M20: 26,071,767 km (0.109 R)
• M21: 30,697,483 km (0.107 R)
• M22: 31,905,785 km (0.092 R)
• M23: 34,300,249 km (0.071 R)
• M24: 35,481,473 km (0.096 R)
• M25: 39,699,984 km (0.11 R)
• M26: 41,397,471 km (0.108 R)
• M27: 43,964,421 km (0.092 R)
• M28: 46,349,459 km (0.058 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: 296 - 11,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit