🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.1

Radius: 9.5

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.62 AU - 0.82 AU

Year: 407 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,170,815 km

• M1: 118,182 km (0.093 R)
• M2: 520,301 km (0.108 R)
• M3: 828,623 km (0.064 R)
• M4: 1,269,936 km (0.079 R)
• M5: 1,579,754 km (0.115 R)
• M6: 1,964,070 km (0.09 R)
• M7: 3,049,403 km (0.096 R)
• M8: 3,507,920 km (0.107 R)
• M9: 4,181,560 km (0.097 R)
• M10: 4,648,455 km (0.083 R)
• M11: 5,073,911 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40

Radius: 11.9

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.33 AU - 1.57 AU

Year: 1164 Days

Day: 11 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,170,815 km

• M1: 148,102 km (0.12 R)
• M2: 607,367 km (0.101 R)
• M3: 1,078,451 km (0.086 R)
• M4: 2,044,405 km (0.075 R)
• M5: 2,434,257 km (0.094 R)
• M6: 3,139,162 km (0.041 R)
• M7: 4,157,474 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829

Radius: 8.3

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.48 AU - 2.42 AU

Year: 1816 Days

Day: 10.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,170,815 km

• M1: 104,419 km (0.077 R)
• M2: 385,963 km (0.09 R)
• M3: 771,626 km (0.087 R)
• M4: 1,258,118 km (0.114 R)
• M5: 1,606,232 km (0.099 R)
• M6: 2,018,075 km (0.039 R)
• M7: 2,666,133 km (0.027 R)
• M8: 3,149,334 km (0.043 R)
• M9: 3,446,137 km (0.085 R)
• M10: 4,290,467 km (0.087 R)
• M11: 4,593,851 km (0.088 R)
• M12: 5,357,848 km (0.104 R)
• M13: 6,254,687 km (0.097 R)
• M14: 6,725,621 km (0.062 R)
• M15: 7,080,318 km (0.114 R)
• M16: 8,037,146 km (0.056 R)
• M17: 8,436,871 km (0.076 R)
• M18: 9,958,581 km (0.045 R)
• M19: 11,850,545 km (0.093 R)
• M20: 12,368,752 km (0.075 R)
• M21: 15,944,291 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.8

Radius: 13.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.21 AU - 2.55 AU

Year: 2448 Days

Day: 6.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,170,815 km

• M1: 173,534 km (0.062 R)
• M2: 925,562 km (0.117 R)
• M3: 1,504,207 km (0.106 R)
• M4: 2,248,157 km (0.1 R)
• M5: 2,863,154 km (0.106 R)
• M6: 3,355,779 km (0.082 R)
• M7: 4,969,791 km (0.083 R)
• M8: 6,219,531 km (0.091 R)
• M9: 6,653,664 km (0.075 R)
• M10: 7,190,571 km (0.099 R)
• M11: 8,504,938 km (0.042 R)
• M12: 8,945,055 km (0.053 R)
• M13: 9,500,063 km (0.111 R)
• M14: 10,357,857 km (0.064 R)
• M15: 11,837,081 km (0.109 R)
• M16: 15,674,566 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.4

Radius: 8.4

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.43 AU - 2.79 AU

Year: 2812 Days

Day: 10.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,170,815 km

• M1: 104,419 km (0.118 R)
• M2: 391,946 km (0.107 R)
• M3: 798,254 km (0.067 R)
• M4: 2,134,612 km (0.052 R)
• M5: 3,404,997 km (0.101 R)
• M6: 3,930,235 km (0.087 R)
• M7: 4,465,197 km (0.1 R)
• M8: 5,937,240 km (0.039 R)
• M9: 6,755,092 km (0.111 R)
• M10: 7,220,940 km (0.116 R)
• M11: 8,184,500 km (0.084 R)
• M12: 8,546,227 km (0.09 R)
• M13: 9,443,814 km (0.036 R)
• M14: 10,633,267 km (0.084 R)
• M15: 10,906,134 km (0.098 R)
• M16: 11,547,609 km (0.102 R)
• M17: 13,623,579 km (0.098 R)
• M18: 14,320,256 km (0.108 R)
• M19: 15,885,798 km (0.086 R)
• M20: 16,973,225 km (0.091 R)
• M21: 17,454,182 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.5

Radius: 8.3

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.5 AU - 5.68 AU

Year: 6558 Days

Day: 9 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,170,815 km

• M1: 103,223 km (0.104 R)
• M2: 369,806 km (0.094 R)
• M3: 1,389,016 km (0.092 R)
• M4: 5,729,000 km (0.084 R)
• M5: 6,849,039 km (0.096 R)
• M6: 7,442,943 km (0.072 R)
• M7: 11,555,837 km (0.077 R)
• M8: 12,346,611 km (0.076 R)
• M9: 15,224,276 km (0.115 R)
• M10: 19,124,293 km (0.119 R)
• M11: 24,194,164 km (0.093 R)
• M12: 24,753,810 km (0.113 R)
• M13: 28,382,456 km (0.091 R)
• M14: 29,455,222 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.3

Radius: 13.4

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.36 AU - 5.3 AU

Year: 7079 Days

Day: 9.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,170,815 km

• M1: 166,652 km (0.107 R)
• M2: 767,587 km (0.105 R)
• M3: 1,335,011 km (0.107 R)
• M4: 2,415,706 km (0.112 R)
• M5: 2,867,791 km (0.074 R)
• M6: 3,876,829 km (0.096 R)
• M7: 4,812,863 km (0.104 R)
• M8: 5,986,159 km (0.111 R)
• M9: 7,556,637 km (0.036 R)
• M10: 8,264,235 km (0.088 R)
• M11: 9,386,967 km (0.076 R)
• M12: 11,164,190 km (0.08 R)
• M13: 11,885,401 km (0.031 R)
• M14: 12,484,541 km (0.109 R)
• M15: 13,314,659 km (0.104 R)
• M16: 17,070,613 km (0.074 R)
• M17: 17,963,413 km (0.062 R)
• M18: 20,402,606 km (0.056 R)
• M19: 20,829,559 km (0.088 R)
• M20: 21,554,510 km (0.099 R)
• M21: 23,674,162 km (0.104 R)
• M22: 25,598,739 km (0.078 R)
• M23: 26,262,804 km (0.093 R)
• M24: 27,539,173 km (0.098 R)
• M25: 31,238,279 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.9

Radius: 8.7

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5 AU - 5.54 AU

Year: 8068 Days

Day: 14.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,170,815 km

• M1: 108,159 km (0.104 R)
• M2: 403,615 km (0.115 R)
• M3: 1,084,285 km (0.064 R)
• M4: 1,712,746 km (0.104 R)
• M5: 2,084,048 km (0.107 R)
• M6: 3,652,731 km (0.048 R)
• M7: 4,494,070 km (0.108 R)
• M8: 4,870,607 km (0.089 R)
• M9: 5,236,823 km (0.112 R)
• M10: 6,163,133 km (0.092 R)
• M11: 7,833,842 km (0.075 R)
• M12: 9,409,706 km (0.116 R)
• M13: 10,321,655 km (0.108 R)
• M14: 10,875,915 km (0.09 R)
• M15: 11,825,412 km (0.045 R)
• M16: 13,708,251 km (0.095 R)
• M17: 15,005,714 km (0.077 R)
• M18: 19,614,974 km (0.032 R)
• M19: 23,248,706 km (0.109 R)
• M20: 23,678,201 km (0.113 R)
• M21: 30,568,380 km (0.056 R)
• M22: 33,859,683 km (0.038 R)
• M23: 36,796,289 km (0.117 R)
• M24: 39,410,213 km (0.067 R)
• M25: 42,528,131 km (0.067 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 11,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit