🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.5

Radius: 10.4

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.94 AU - 1.1 AU

Year: 687 Days

Day: 11.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 55.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 35,690,830 km

• M1: 129,402 km (0.104 R)
• M2: 669,002 km (0.118 R)
• M3: 1,353,412 km (0.113 R)
• M4: 2,238,583 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.2

Radius: 8.1

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.01 AU - 1.33 AU

Year: 844 Days

Day: 10.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,690,830 km

• M1: 102,774 km (0.082 R)
• M2: 383,719 km (0.118 R)
• M3: 684,261 km (0.083 R)
• M4: 967,001 km (0.12 R)
• M5: 1,223,262 km (0.094 R)
• M6: 1,486,105 km (0.119 R)
• M7: 1,917,097 km (0.068 R)
• M8: 2,374,268 km (0.103 R)
• M9: 2,728,067 km (0.107 R)
• M10: 3,105,801 km (0.09 R)
• M11: 3,365,204 km (0.083 R)
• M12: 3,914,976 km (0.108 R)
• M13: 4,259,201 km (0.05 R)
• M14: 5,224,406 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.4

Radius: 9.1

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.08 AU - 1.28 AU

Year: 855 Days

Day: 5.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,690,830 km

• M1: 113,395 km (0.094 R)
• M2: 415,583 km (0.082 R)
• M3: 731,234 km (0.12 R)
• M4: 1,058,704 km (0.1 R)
• M5: 1,557,763 km (0.095 R)
• M6: 1,920,537 km (0.104 R)
• M7: 2,375,315 km (0.115 R)
• M8: 2,818,274 km (0.103 R)
• M9: 3,921,409 km (0.11 R)
• M10: 4,513,817 km (0.056 R)
• M11: 4,831,862 km (0.108 R)
• M12: 5,226,950 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.7

Radius: 12.7

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.06 AU - 1.42 AU

Year: 921 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,690,830 km

• M1: 157,975 km (0.066 R)
• M2: 671,994 km (0.069 R)
• M3: 1,491,341 km (0.039 R)
• M4: 1,993,541 km (0.052 R)
• M5: 2,434,855 km (0.03 R)
• M6: 4,089,258 km (0.072 R)
• M7: 4,543,736 km (0.104 R)
• M8: 5,183,267 km (0.079 R)
• M9: 5,778,667 km (0.115 R)
• M10: 6,265,608 km (0.091 R)
• M11: 7,419,606 km (0.105 R)
• M12: 7,868,100 km (0.053 R)
• M13: 8,440,910 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.9

Radius: 11.5

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.2 AU - 1.9 AU

Year: 1287 Days

Day: 11.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,690,830 km

• M1: 143,614 km (0.096 R)
• M2: 548,875 km (0.038 R)
• M3: 1,096,552 km (0.028 R)
• M4: 2,786,859 km (0.071 R)
• M5: 3,206,930 km (0.109 R)
• M6: 4,276,405 km (0.104 R)
• M7: 5,773,879 km (0.12 R)
• M8: 6,710,512 km (0.074 R)
• M9: 7,131,630 km (0.081 R)
• M10: 7,595,233 km (0.099 R)
• M11: 10,283,657 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.6

Radius: 8.5

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.31 AU - 4.95 AU

Year: 6644 Days

Day: 5.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,690,830 km

• M1: 106,364 km (0.087 R)
• M2: 375,341 km (0.111 R)
• M3: 700,567 km (0.1 R)
• M4: 1,108,819 km (0.103 R)
• M5: 1,767,050 km (0.043 R)
• M6: 3,510,912 km (0.113 R)
• M7: 5,589,724 km (0.074 R)
• M8: 5,921,981 km (0.094 R)
• M9: 7,819,929 km (0.111 R)
• M10: 8,814,007 km (0.103 R)
• M11: 10,418,744 km (0.036 R)
• M12: 10,710,908 km (0.111 R)
• M13: 11,008,608 km (0.092 R)
• M14: 12,255,207 km (0.104 R)
• M15: 13,008,432 km (0.09 R)
• M16: 13,396,489 km (0.073 R)
• M17: 16,670,738 km (0.108 R)
• M18: 19,107,089 km (0.094 R)
• M19: 19,608,840 km (0.101 R)
• M20: 21,636,190 km (0.108 R)
• M21: 21,975,778 km (0.093 R)
• M22: 23,086,392 km (0.037 R)
• M23: 24,380,115 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374

Radius: 11.5

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.43 AU - 6.65 AU

Year: 8695 Days

Day: 5.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 35,690,830 km

• M1: 143,165 km (0.105 R)
• M2: 547,977 km (0.111 R)
• M3: 1,171,501 km (0.088 R)
• M4: 1,680,283 km (0.106 R)
• M5: 2,435,154 km (0.113 R)
• M6: 2,795,535 km (0.084 R)
• M7: 3,425,642 km (0.096 R)
• M8: 4,000,995 km (0.053 R)
• M9: 5,929,162 km (0.06 R)
• M10: 7,296,337 km (0.044 R)
• M11: 7,706,684 km (0.074 R)
• M12: 8,452,130 km (0.113 R)
• M13: 12,388,200 km (0.108 R)
• M14: 12,758,754 km (0.093 R)
• M15: 14,028,690 km (0.069 R)
• M16: 14,723,722 km (0.081 R)
• M17: 16,947,494 km (0.051 R)
• M18: 17,338,842 km (0.058 R)
• M19: 17,802,895 km (0.043 R)
• M20: 18,480,274 km (0.098 R)
• M21: 19,886,643 km (0.079 R)
• M22: 21,590,862 km (0.085 R)
• M23: 23,794,289 km (0.071 R)
• M24: 29,199,859 km (0.038 R)
• M25: 30,333,063 km (0.079 R)
• M26: 33,294,053 km (0.088 R)
• M27: 34,322,389 km (0.107 R)
• M28: 35,054,820 km (0.075 R)
• M29: 35,584,247 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 11,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit