🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.8

Radius: 11.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.85 AU - 1.17 AU

Year: 701 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,045,856 km

• M1: 145,559 km (0.113 R)
• M2: 572,661 km (0.059 R)
• M3: 955,182 km (0.1 R)
• M4: 1,341,295 km (0.065 R)
• M5: 2,170,665 km (0.114 R)
• M6: 2,646,237 km (0.116 R)
• M7: 3,124,202 km (0.089 R)
• M8: 3,490,567 km (0.101 R)
• M9: 4,041,386 km (0.096 R)
• M10: 4,520,399 km (0.103 R)
• M11: 5,098,744 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602

Radius: 10

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.97 AU - 1.57 AU

Year: 988 Days

Day: 13.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,045,856 km

• M1: 124,316 km (0.097 R)
• M2: 639,381 km (0.078 R)
• M3: 1,007,093 km (0.049 R)
• M4: 1,424,621 km (0.089 R)
• M5: 2,014,485 km (0.039 R)
• M6: 2,772,497 km (0.074 R)
• M7: 3,376,424 km (0.032 R)
• M8: 3,695,217 km (0.119 R)
• M9: 4,227,636 km (0.076 R)
• M10: 4,686,303 km (0.108 R)
• M11: 5,465,708 km (0.072 R)
• M12: 6,115,711 km (0.061 R)
• M13: 6,547,600 km (0.113 R)
• M14: 7,472,713 km (0.095 R)
• M15: 8,482,648 km (0.119 R)
• M16: 9,667,164 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.1

Radius: 12.8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.11 AU - 1.47 AU

Year: 1011 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,045,856 km

• M1: 165,754 km (0.039 R)
• M2: 609,911 km (0.096 R)
• M3: 1,033,422 km (0.073 R)
• M4: 1,491,940 km (0.102 R)
• M5: 2,056,971 km (0.095 R)
• M6: 2,800,921 km (0.078 R)
• M7: 3,337,977 km (0.057 R)
• M8: 4,126,807 km (0.046 R)
• M9: 4,620,779 km (0.113 R)
• M10: 5,233,532 km (0.063 R)
• M11: 5,728,252 km (0.115 R)
• M12: 6,231,649 km (0.105 R)
• M13: 6,646,035 km (0.099 R)
• M14: 7,177,556 km (0.061 R)
• M15: 8,244,339 km (0.114 R)
• M16: 9,265,643 km (0.094 R)
• M17: 9,961,124 km (0.049 R)
• M18: 11,186,480 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.2

Radius: 11

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.5 AU - 1.64 AU

Year: 1358 Days

Day: 12.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,045,856 km

• M1: 136,882 km (0.113 R)
• M2: 524,041 km (0.115 R)
• M3: 1,017,266 km (0.047 R)
• M4: 1,565,243 km (0.111 R)
• M5: 2,729,712 km (0.066 R)
• M6: 3,133,477 km (0.111 R)
• M7: 6,707,819 km (0.119 R)
• M8: 7,956,363 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.7

Radius: 9.4

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.4 AU - 2.02 AU

Year: 1543 Days

Day: 12.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,045,856 km

• M1: 117,434 km (0.103 R)
• M2: 428,149 km (0.068 R)
• M3: 749,785 km (0.1 R)
• M4: 1,203,365 km (0.12 R)
• M5: 1,503,159 km (0.09 R)
• M6: 1,814,173 km (0.111 R)
• M7: 2,327,892 km (0.071 R)
• M8: 2,670,621 km (0.115 R)
• M9: 3,047,159 km (0.045 R)
• M10: 3,567,460 km (0.062 R)
• M11: 4,376,336 km (0.118 R)
• M12: 4,766,787 km (0.099 R)
• M13: 5,200,471 km (0.051 R)
• M14: 7,911,783 km (0.112 R)
• M15: 8,895,538 km (0.046 R)
• M16: 9,250,983 km (0.097 R)
• M17: 9,958,880 km (0.118 R)
• M18: 10,374,612 km (0.062 R)
• M19: 11,762,432 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.9

Radius: 11.5

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2 AU - 2.5 AU

Year: 2330 Days

Day: 10.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,045,856 km

• M1: 145,559 km (0.113 R)
• M2: 618,737 km (0.108 R)
• M3: 1,060,649 km (0.073 R)
• M4: 1,471,145 km (0.082 R)
• M5: 2,049,341 km (0.082 R)
• M6: 2,426,926 km (0.065 R)
• M7: 2,851,485 km (0.115 R)
• M8: 3,591,097 km (0.116 R)
• M9: 3,987,232 km (0.112 R)
• M10: 4,412,389 km (0.058 R)
• M11: 4,778,754 km (0.064 R)
• M12: 5,772,533 km (0.071 R)
• M13: 6,508,255 km (0.102 R)
• M14: 7,484,381 km (0.108 R)
• M15: 8,294,753 km (0.1 R)
• M16: 9,547,785 km (0.082 R)
• M17: 10,238,329 km (0.048 R)
• M18: 10,729,758 km (0.06 R)
• M19: 12,725,244 km (0.105 R)
• M20: 13,338,146 km (0.053 R)
• M21: 14,341,050 km (0.091 R)
• M22: 16,343,268 km (0.11 R)
• M23: 16,963,052 km (0.088 R)
• M24: 17,759,661 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.9

Radius: 10.6

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.68 AU - 2.8 AU

Year: 3131 Days

Day: 15 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,045,856 km

• M1: 131,945 km (0.104 R)
• M2: 528,380 km (0.105 R)
• M3: 1,005,447 km (0.048 R)
• M4: 1,614,759 km (0.075 R)
• M5: 2,324,751 km (0.113 R)
• M6: 2,768,309 km (0.099 R)
• M7: 3,627,150 km (0.085 R)
• M8: 4,055,149 km (0.039 R)
• M9: 5,136,592 km (0.098 R)
• M10: 10,310,884 km (0.116 R)
• M11: 10,674,855 km (0.083 R)
• M12: 12,671,388 km (0.104 R)
• M13: 14,650,419 km (0.073 R)
• M14: 16,169,286 km (0.099 R)
• M15: 17,332,858 km (0.085 R)
• M16: 20,200,799 km (0.064 R)
• M17: 21,093,599 km (0.039 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.5

Radius: 11.7

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.96 AU - 4.42 AU

Year: 5920 Days

Day: 6.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,045,856 km

• M1: 145,559 km (0.093 R)
• M2: 536,009 km (0.098 R)
• M3: 944,860 km (0.09 R)
• M4: 1,479,972 km (0.094 R)
• M5: 2,620,655 km (0.12 R)
• M6: 3,803,077 km (0.071 R)
• M7: 4,661,918 km (0.108 R)
• M8: 5,846,584 km (0.101 R)
• M9: 7,737,202 km (0.078 R)
• M10: 8,203,199 km (0.104 R)
• M11: 9,034,963 km (0.083 R)
• M12: 9,715,335 km (0.097 R)
• M13: 10,559,216 km (0.115 R)
• M14: 11,682,098 km (0.074 R)
• M15: 13,183,013 km (0.09 R)
• M16: 13,590,368 km (0.115 R)
• M17: 15,416,509 km (0.116 R)
• M18: 16,447,089 km (0.091 R)
• M19: 17,279,751 km (0.096 R)
• M20: 20,484,885 km (0.083 R)
• M21: 24,676,019 km (0.119 R)
• M22: 25,295,654 km (0.107 R)
• M23: 25,767,186 km (0.066 R)
• M24: 27,299,367 km (0.119 R)
• M25: 27,962,236 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 19,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit