🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.5

Radius: 12.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.57 AU - 0.63 AU

Year: 315 Days

Day: 8.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,438,617 km

• M1: 157,975 km (0.088 R)
• M2: 1,058,704 km (0.112 R)
• M3: 1,763,310 km (0.098 R)
• M4: 2,666,133 km (0.114 R)
• M5: 3,148,586 km (0.083 R)
• M6: 3,947,738 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 12.3

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.72 AU - 2.7 AU

Year: 2228 Days

Day: 11.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,438,617 km

• M1: 153,787 km (0.079 R)
• M2: 661,671 km (0.117 R)
• M3: 1,492,538 km (0.055 R)
• M4: 2,187,121 km (0.106 R)
• M5: 2,701,289 km (0.093 R)
• M6: 4,031,363 km (0.049 R)
• M7: 4,938,675 km (0.112 R)
• M8: 5,452,543 km (0.087 R)
• M9: 5,855,111 km (0.085 R)
• M10: 7,640,262 km (0.102 R)
• M11: 8,578,989 km (0.065 R)
• M12: 9,191,443 km (0.058 R)
• M13: 11,937,312 km (0.112 R)
• M14: 12,578,488 km (0.113 R)
• M15: 14,959,338 km (0.117 R)
• M16: 16,426,295 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.4

Radius: 15

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.99 AU - 4.67 AU

Year: 5084 Days

Day: 6.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,438,617 km

• M1: 188,045 km (0.104 R)
• M2: 1,044,343 km (0.112 R)
• M3: 1,562,101 km (0.119 R)
• M4: 3,164,893 km (0.081 R)
• M5: 3,965,092 km (0.117 R)
• M6: 6,453,503 km (0.119 R)
• M7: 8,028,469 km (0.094 R)
• M8: 12,351,399 km (0.119 R)
• M9: 13,682,221 km (0.104 R)
• M10: 14,765,759 km (0.101 R)
• M11: 17,917,038 km (0.03 R)
• M12: 18,473,392 km (0.083 R)
• M13: 19,271,646 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.2

Radius: 10.1

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.59 AU - 5.65 AU

Year: 7858 Days

Day: 6.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,438,617 km

• M1: 125,662 km (0.116 R)
• M2: 719,566 km (0.1 R)
• M3: 1,319,453 km (0.101 R)
• M4: 1,649,616 km (0.099 R)
• M5: 3,658,416 km (0.085 R)
• M6: 4,543,736 km (0.099 R)
• M7: 5,310,874 km (0.105 R)
• M8: 6,572,134 km (0.063 R)
• M9: 14,343,145 km (0.093 R)
• M10: 16,163,452 km (0.059 R)
• M11: 16,884,064 km (0.076 R)
• M12: 23,746,568 km (0.107 R)
• M13: 25,392,144 km (0.098 R)
• M14: 25,795,011 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.2

Radius: 6.5

Gravity: 22.96 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.16 AU - 10.48 AU

Year: 19298 Days

Day: 21.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,438,617 km

• M1: 80,783 km (0.112 R)
• M2: 385,215 km (0.062 R)
• M3: 643,570 km (0.118 R)
• M4: 1,055,862 km (0.1 R)
• M5: 1,580,053 km (0.1 R)
• M6: 1,795,623 km (0.103 R)
• M7: 2,354,072 km (0.072 R)
• M8: 2,588,193 km (0.114 R)
• M9: 4,441,561 km (0.105 R)
• M10: 4,691,090 km (0.076 R)
• M11: 5,375,799 km (0.072 R)
• M12: 6,434,803 km (0.112 R)
• M13: 8,407,999 km (0.08 R)
• M14: 9,827,832 km (0.031 R)
• M15: 10,500,574 km (0.036 R)
• M16: 12,561,284 km (0.083 R)
• M17: 13,206,650 km (0.072 R)
• M18: 23,398,154 km (0.068 R)
• M19: 29,414,083 km (0.085 R)
• M20: 30,168,355 km (0.12 R)
• M21: 32,641,807 km (0.108 R)
• M22: 35,247,353 km (0.108 R)
• M23: 35,955,399 km (0.113 R)
• M24: 36,528,658 km (0.039 R)
• M25: 39,032,927 km (0.088 R)
• M26: 39,486,508 km (0.077 R)
• M27: 50,732,827 km (0.065 R)
• M28: 52,916,357 km (0.089 R)
• M29: 55,351,661 km (0.107 R)
• M30: 64,147,567 km (0.092 R)
• M31: 71,324,226 km (0.081 R)
• M32: 71,775,712 km (0.072 R)
• M33: 75,924,211 km (0.11 R)
• M34: 76,159,229 km (0.092 R)
• M35: 80,229,787 km (0.109 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: 234 - 18,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit