🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.8

Radius: 10.6

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.46 AU - 0.56 AU

Year: 251 Days

Day: 5.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 68,527,367 km

• M1: 133,591 km (0.116 R)
• M2: 495,169 km (0.075 R)
• M3: 1,110,315 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.7

Radius: 10.9

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.34 AU - 1.5 AU

Year: 1168 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 120.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,527,367 km

• M1: 135,536 km (0.084 R)
• M2: 491,279 km (0.078 R)
• M3: 858,243 km (0.106 R)
• M4: 1,244,654 km (0.103 R)
• M5: 2,101,700 km (0.096 R)
• M6: 2,514,591 km (0.085 R)
• M7: 3,416,965 km (0.069 R)
• M8: 3,846,460 km (0.034 R)
• M9: 4,277,452 km (0.106 R)
• M10: 5,022,898 km (0.049 R)
• M11: 5,725,709 km (0.078 R)
• M12: 6,178,242 km (0.096 R)
• M13: 6,677,750 km (0.088 R)
• M14: 8,697,321 km (0.105 R)
• M15: 9,122,478 km (0.104 R)
• M16: 9,621,237 km (0.065 R)
• M17: 10,324,647 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.1

Radius: 14.7

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.77 AU - 1.95 AU

Year: 1751 Days

Day: 5.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,527,367 km

• M1: 182,809 km (0.082 R)
• M2: 794,365 km (0.034 R)
• M3: 1,335,011 km (0.105 R)
• M4: 1,976,786 km (0.092 R)
• M5: 2,515,488 km (0.072 R)
• M6: 3,105,801 km (0.104 R)
• M7: 3,647,346 km (0.078 R)
• M8: 4,194,425 km (0.091 R)
• M9: 4,712,782 km (0.071 R)
• M10: 5,184,763 km (0.114 R)
• M11: 7,980,747 km (0.075 R)
• M12: 8,654,985 km (0.066 R)
• M13: 10,187,914 km (0.102 R)
• M14: 11,130,979 km (0.063 R)
• M15: 13,786,790 km (0.067 R)
• M16: 15,124,046 km (0.047 R)
• M17: 16,254,706 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 12

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.73 AU - 2.81 AU

Year: 2361 Days

Day: 10 Hours

Environment

Temp: -200 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,527,367 km

• M1: 149,299 km (0.082 R)
• M2: 833,709 km (0.113 R)
• M3: 1,401,732 km (0.073 R)
• M4: 2,858,666 km (0.105 R)
• M5: 3,844,067 km (0.11 R)
• M6: 5,328,676 km (0.104 R)
• M7: 7,002,527 km (0.096 R)
• M8: 7,442,793 km (0.096 R)
• M9: 9,996,878 km (0.072 R)
• M10: 10,449,710 km (0.115 R)
• M11: 11,210,266 km (0.104 R)
• M12: 12,479,454 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.7

Radius: 8.5

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.12 AU - 5.34 AU

Year: 7101 Days

Day: 5.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 68,527,367 km

• M1: 107,262 km (0.082 R)
• M2: 614,398 km (0.094 R)
• M3: 3,257,194 km (0.073 R)
• M4: 4,424,656 km (0.058 R)
• M5: 7,637,270 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270

Radius: 9.5

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.94 AU - 5.6 AU

Year: 8351 Days

Day: 7.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,527,367 km

• M1: 119,678 km (0.11 R)
• M2: 510,877 km (0.098 R)
• M3: 931,546 km (0.051 R)
• M4: 1,393,055 km (0.118 R)
• M5: 2,891,128 km (0.116 R)
• M6: 3,660,211 km (0.087 R)
• M7: 4,585,175 km (0.08 R)
• M8: 5,007,041 km (0.077 R)
• M9: 5,454,638 km (0.111 R)
• M10: 7,130,732 km (0.049 R)
• M11: 7,698,157 km (0.116 R)
• M12: 9,331,167 km (0.061 R)
• M13: 12,245,782 km (0.059 R)
• M14: 13,268,733 km (0.057 R)
• M15: 14,795,229 km (0.039 R)
• M16: 16,802,085 km (0.111 R)
• M17: 19,591,786 km (0.089 R)
• M18: 23,207,417 km (0.117 R)
• M19: 26,402,678 km (0.103 R)
• M20: 27,245,063 km (0.047 R)
• M21: 28,806,416 km (0.111 R)
• M22: 29,250,423 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.5

Radius: 4.6

Gravity: 44.87 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.39 AU - 8.85 AU

Year: 14519 Days

Day: 22.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,527,367 km

• M1: 70,610 km (0.081 R)
• M2: 490,681 km (0.047 R)
• M3: 923,318 km (0.078 R)
• M4: 1,179,280 km (0.073 R)
• M5: 1,481,169 km (0.078 R)
• M6: 1,779,467 km (0.094 R)
• M7: 3,525,423 km (0.067 R)
• M8: 3,696,863 km (0.092 R)
• M9: 4,277,003 km (0.098 R)
• M10: 4,673,437 km (0.061 R)
• M11: 6,090,877 km (0.072 R)
• M12: 6,338,312 km (0.102 R)
• M13: 8,063,475 km (0.067 R)
• M14: 9,519,062 km (0.103 R)
• M15: 9,796,117 km (0.109 R)
• M16: 12,538,246 km (0.045 R)
• M17: 12,804,231 km (0.057 R)
• M18: 18,947,767 km (0.025 R)
• M19: 19,652,822 km (0.059 R)
• M20: 20,283,826 km (0.108 R)
• M21: 22,355,307 km (0.091 R)
• M22: 23,241,824 km (0.094 R)
• M23: 23,643,195 km (0.112 R)
• M24: 24,875,433 km (0.111 R)
• M25: 29,058,788 km (0.058 R)
• M26: 29,291,113 km (0.041 R)
• M27: 29,877,238 km (0.083 R)
• M28: 38,086,421 km (0.059 R)
• M29: 40,639,758 km (0.11 R)
• M30: 43,003,254 km (0.053 R)
• M31: 51,995,283 km (0.097 R)
• M32: 56,384,634 km (0.119 R)
• M33: 59,133,346 km (0.064 R)
• M34: 62,354,936 km (0.096 R)
• M35: 64,698,237 km (0.059 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 19,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit