🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.1

Radius: 8.8

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.64 AU - 0.86 AU

Year: 419 Days

Day: 13.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 96.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,089,636 km

• M1: 109,954 km (0.101 R)
• M2: 493,075 km (0.065 R)
• M3: 861,983 km (0.091 R)
• M4: 1,149,360 km (0.067 R)
• M5: 1,432,250 km (0.114 R)
• M6: 2,261,321 km (0.105 R)
• M7: 3,113,730 km (0.109 R)
• M8: 3,425,791 km (0.034 R)
• M9: 4,285,381 km (0.047 R)
• M10: 4,919,227 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.2

Radius: 10.1

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.72 AU - 1.04 AU

Year: 533 Days

Day: 13.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 91.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,089,636 km

• M1: 126,709 km (0.058 R)
• M2: 458,667 km (0.119 R)
• M3: 797,207 km (0.093 R)
• M4: 1,582,297 km (0.112 R)
• M5: 1,974,542 km (0.1 R)
• M6: 2,405,235 km (0.111 R)
• M7: 2,723,579 km (0.089 R)
• M8: 3,185,238 km (0.094 R)
• M9: 3,950,730 km (0.081 R)
• M10: 4,612,102 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.8

Radius: 9.6

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1 AU - 1.46 AU

Year: 881 Days

Day: 8.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,089,636 km

• M1: 119,379 km (0.077 R)
• M2: 495,019 km (0.095 R)
• M3: 995,125 km (0.079 R)
• M4: 1,308,682 km (0.115 R)
• M5: 1,697,637 km (0.114 R)
• M6: 2,144,037 km (0.081 R)
• M7: 2,656,709 km (0.06 R)
• M8: 3,377,770 km (0.098 R)
• M9: 3,956,415 km (0.117 R)
• M10: 4,424,806 km (0.072 R)
• M11: 4,812,564 km (0.101 R)
• M12: 5,491,139 km (0.103 R)
• M13: 7,190,272 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.4

Radius: 9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.48 AU - 1.6 AU

Year: 1234 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,089,636 km

• M1: 112,348 km (0.097 R)
• M2: 491,579 km (0.083 R)
• M3: 779,854 km (0.049 R)
• M4: 1,142,928 km (0.052 R)
• M5: 1,796,222 km (0.051 R)
• M6: 2,290,493 km (0.113 R)
• M7: 2,581,012 km (0.084 R)
• M8: 3,075,882 km (0.113 R)
• M9: 3,618,922 km (0.085 R)
• M10: 4,194,425 km (0.072 R)
• M11: 4,616,441 km (0.051 R)
• M12: 5,135,695 km (0.076 R)
• M13: 5,472,889 km (0.097 R)
• M14: 6,035,376 km (0.09 R)
• M15: 6,431,512 km (0.11 R)
• M16: 6,972,308 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.2

Radius: 10.5

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.48 AU - 2.9 AU

Year: 2849 Days

Day: 13.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 160.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,089,636 km

• M1: 143,165 km (0.117 R)
• M2: 851,810 km (0.074 R)
• M3: 1,398,740 km (0.092 R)
• M4: 1,737,579 km (0.111 R)
• M5: 2,991,957 km (0.117 R)
• M6: 3,763,882 km (0.05 R)
• M7: 6,969,466 km (0.073 R)
• M8: 9,009,233 km (0.09 R)
• M9: 9,523,251 km (0.071 R)
• M10: 10,423,531 km (0.101 R)
• M11: 11,458,449 km (0.079 R)
• M12: 13,246,293 km (0.057 R)
• M13: 15,069,742 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.8

Radius: 7.5

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.41 AU - 6.85 AU

Year: 11023 Days

Day: 16.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,089,636 km

• M1: 93,648 km (0.077 R)
• M2: 396,135 km (0.059 R)
• M3: 1,217,427 km (0.111 R)
• M4: 1,799,962 km (0.083 R)
• M5: 2,145,832 km (0.078 R)
• M6: 2,438,595 km (0.108 R)
• M7: 2,778,930 km (0.089 R)
• M8: 3,060,324 km (0.11 R)
• M9: 4,526,383 km (0.072 R)
• M10: 4,764,393 km (0.108 R)
• M11: 9,563,642 km (0.036 R)
• M12: 9,857,452 km (0.092 R)
• M13: 13,077,397 km (0.097 R)
• M14: 14,438,738 km (0.119 R)
• M15: 14,891,122 km (0.105 R)
• M16: 15,688,478 km (0.06 R)
• M17: 15,960,447 km (0.094 R)
• M18: 19,789,255 km (0.108 R)
• M19: 24,827,113 km (0.103 R)
• M20: 25,289,670 km (0.076 R)
• M21: 25,947,003 km (0.113 R)
• M22: 27,788,403 km (0.057 R)
• M23: 30,552,523 km (0.104 R)
• M24: 32,604,108 km (0.082 R)
• M25: 33,607,162 km (0.092 R)
• M26: 37,825,971 km (0.098 R)
• M27: 38,070,265 km (0.081 R)
• M28: 46,173,981 km (0.102 R)
• M29: 46,452,981 km (0.101 R)
• M30: 46,733,028 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.5

Radius: 6.5

Gravity: 20.53 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.4 AU - 7.94 AU

Year: 11123 Days

Day: 16.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,089,636 km

• M1: 80,932 km (0.041 R)
• M2: 421,567 km (0.112 R)
• M3: 672,742 km (0.064 R)
• M4: 959,970 km (0.031 R)
• M5: 1,818,362 km (0.109 R)
• M6: 2,024,658 km (0.065 R)
• M7: 3,277,989 km (0.071 R)
• M8: 3,559,083 km (0.103 R)
• M9: 5,598,252 km (0.102 R)
• M10: 6,152,063 km (0.117 R)
• M11: 7,197,752 km (0.103 R)
• M12: 8,033,256 km (0.113 R)
• M13: 9,129,360 km (0.111 R)
• M14: 9,380,235 km (0.098 R)
• M15: 12,391,042 km (0.108 R)
• M16: 13,011,574 km (0.098 R)
• M17: 16,725,491 km (0.083 R)
• M18: 18,184,369 km (0.089 R)
• M19: 18,823,302 km (0.101 R)
• M20: 19,148,228 km (0.094 R)
• M21: 19,893,226 km (0.109 R)
• M22: 20,916,325 km (0.089 R)
• M23: 22,516,125 km (0.111 R)
• M24: 24,387,445 km (0.069 R)
• M25: 28,118,266 km (0.075 R)
• M26: 30,285,191 km (0.086 R)
• M27: 32,212,461 km (0.098 R)
• M28: 35,316,168 km (0.069 R)
• M29: 37,067,061 km (0.112 R)
• M30: 37,449,733 km (0.106 R)
• M31: 39,934,404 km (0.075 R)
• M32: 43,509,494 km (0.028 R)
• M33: 45,520,238 km (0.102 R)
• M34: 46,696,676 km (0.114 R)
• M35: 51,763,855 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.2

Radius: 3

Gravity: 64.91 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.46 AU - 7.96 AU

Year: 11223 Days

Day: 18.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,089,636 km

• M1: 38,147 km (0.085 R)
• M2: 152,739 km (0.071 R)
• M3: 269,875 km (0.077 R)
• M4: 429,795 km (0.052 R)
• M5: 641,924 km (0.083 R)
• M6: 812,915 km (0.097 R)
• M7: 2,521,921 km (0.098 R)
• M8: 3,937,266 km (0.081 R)
• M9: 4,159,120 km (0.099 R)
• M10: 8,513,914 km (0.115 R)
• M11: 10,527,053 km (0.108 R)
• M12: 10,953,706 km (0.044 R)
• M13: 14,139,692 km (0.097 R)
• M14: 15,393,023 km (0.114 R)
• M15: 16,221,645 km (0.066 R)
• M16: 26,689,307 km (0.054 R)
• M17: 29,423,508 km (0.086 R)
• M18: 33,808,072 km (0.104 R)
• M19: 35,915,756 km (0.109 R)
• M20: 39,365,782 km (0.065 R)
• M21: 40,519,930 km (0.099 R)
• M22: 42,761,055 km (0.107 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: 256 - 17,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit