🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.53 AU - 0.57 AU

Year: 263 Days

Day: 41.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.6

Radius: 12.7

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.58 AU - 0.9 AU

Year: 411 Days

Day: 8.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 9,438,401 km

• M1: 166,652 km (0.081 R)
• M2: 251,773 km (0.099 R)
• M3: 381,774 km (0.059 R)
• M4: 483,351 km (0.12 R)
• M5: 574,157 km (0.071 R)
• M6: 669,600 km (0.037 R)
• M7: 757,115 km (0.075 R)
• M8: 846,275 km (0.1 R)
• M9: 976,575 km (0.093 R)
• M10: 1,059,003 km (0.103 R)
• M11: 1,293,423 km (0.116 R)
• M12: 1,381,387 km (0.1 R)
• M13: 1,464,264 km (0.078 R)
• M14: 1,574,966 km (0.117 R)
• M15: 1,688,810 km (0.114 R)
• M16: 1,773,932 km (0.038 R)
• M17: 1,880,744 km (0.098 R)
• M18: 1,965,267 km (0.053 R)
• M19: 2,067,592 km (0.097 R)
• M20: 2,192,955 km (0.091 R)
• M21: 2,290,792 km (0.111 R)
• M22: 2,377,260 km (0.105 R)
• M23: 2,460,287 km (0.08 R)
• M24: 2,553,336 km (0.052 R)
• M25: 2,683,786 km (0.084 R)
• M26: 2,798,079 km (0.097 R)
• M27: 2,923,292 km (0.109 R)
• M28: 3,060,024 km (0.051 R)
• M29: 3,384,203 km (0.072 R)
• M30: 3,463,340 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.9

Radius: 10.7

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.73 AU - 0.81 AU

Year: 436 Days

Day: 12.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 9,438,401 km

• M1: 145,409 km (0.068 R)
• M2: 215,122 km (0.071 R)
• M3: 303,235 km (0.115 R)
• M4: 394,190 km (0.116 R)
• M5: 494,271 km (0.074 R)
• M6: 637,885 km (0.116 R)
• M7: 745,745 km (0.076 R)
• M8: 818,899 km (0.08 R)
• M9: 977,323 km (0.051 R)
• M10: 1,070,822 km (0.111 R)
• M11: 1,202,019 km (0.108 R)
• M12: 1,289,534 km (0.072 R)
• M13: 1,443,619 km (0.109 R)
• M14: 1,589,627 km (0.115 R)
• M15: 1,720,824 km (0.049 R)
• M16: 1,830,629 km (0.105 R)
• M17: 1,994,439 km (0.1 R)
• M18: 2,067,742 km (0.113 R)
• M19: 2,147,328 km (0.097 R)
• M20: 2,287,651 km (0.06 R)
• M21: 2,442,335 km (0.079 R)
• M22: 2,521,023 km (0.092 R)
• M23: 2,692,462 km (0.104 R)
• M24: 2,797,181 km (0.108 R)
• M25: 3,028,908 km (0.117 R)
• M26: 3,101,613 km (0.085 R)
• M27: 3,267,068 km (0.073 R)
• M28: 3,335,434 km (0.066 R)
• M29: 3,429,232 km (0.082 R)
• M30: 3,600,522 km (0.073 R)
• M31: 3,755,206 km (0.117 R)
• M32: 3,905,552 km (0.076 R)
• M33: 4,031,214 km (0.117 R)
• M34: 4,286,727 km (0.047 R)
• M35: 4,471,480 km (0.063 R)
• M36: 4,554,507 km (0.055 R)
• M37: 4,672,989 km (0.072 R)
• M38: 4,799,548 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.6

Radius: 10.7

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.89 AU - 0.95 AU

Year: 570 Days

Day: 14.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 9,438,401 km

• M1: 135,536 km (0.113 R)
• M2: 247,435 km (0.109 R)
• M3: 314,305 km (0.081 R)
• M4: 415,882 km (0.098 R)
• M5: 483,500 km (0.098 R)
• M6: 672,592 km (0.091 R)
• M7: 803,341 km (0.071 R)
• M8: 872,006 km (0.096 R)
• M9: 943,065 km (0.113 R)
• M10: 1,021,454 km (0.083 R)
• M11: 1,102,387 km (0.114 R)
• M12: 1,247,796 km (0.118 R)
• M13: 1,346,680 km (0.096 R)
• M14: 1,454,241 km (0.039 R)
• M15: 1,794,576 km (0.12 R)
• M16: 1,974,243 km (0.103 R)
• M17: 2,062,955 km (0.11 R)
• M18: 2,258,629 km (0.102 R)
• M19: 2,351,679 km (0.11 R)
• M20: 2,512,047 km (0.107 R)
• M21: 2,835,927 km (0.049 R)
• M22: 2,952,164 km (0.1 R)
• M23: 3,085,905 km (0.096 R)
• M24: 3,302,373 km (0.07 R)
• M25: 3,457,805 km (0.095 R)
• M26: 3,532,155 km (0.102 R)
• M27: 3,640,763 km (0.102 R)
• M28: 3,895,529 km (0.081 R)
• M29: 3,999,050 km (0.116 R)
• M30: 4,208,936 km (0.068 R)
• M31: 4,377,682 km (0.045 R)
• M32: 4,449,489 km (0.109 R)
• M33: 4,639,628 km (0.045 R)
• M34: 4,934,635 km (0.11 R)
• M35: 5,103,382 km (0.07 R)
• M36: 5,188,503 km (0.102 R)
• M37: 5,312,220 km (0.037 R)
• M38: 5,504,454 km (0.106 R)
• M39: 5,591,669 km (0.104 R)
• M40: 5,816,964 km (0.073 R)
• M41: 6,357,461 km (0.055 R)
• M42: 6,592,479 km (0.08 R)
• M43: 6,664,585 km (0.114 R)
• M44: 6,820,167 km (0.097 R)
• M45: 7,113,528 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.2

Radius: 8.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.17 AU - 1.29 AU

Year: 881 Days

Day: 5.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 9,438,401 km

• M1: 101,727 km (0.109 R)
• M2: 243,396 km (0.034 R)
• M3: 318,494 km (0.092 R)
• M4: 400,324 km (0.038 R)
• M5: 558,299 km (0.089 R)
• M6: 724,951 km (0.066 R)
• M7: 833,709 km (0.092 R)
• M8: 948,151 km (0.061 R)
• M9: 1,021,305 km (0.058 R)
• M10: 1,101,190 km (0.114 R)
• M11: 1,323,044 km (0.085 R)
• M12: 1,379,592 km (0.093 R)
• M13: 1,580,950 km (0.114 R)
• M14: 1,786,348 km (0.096 R)
• M15: 1,837,511 km (0.08 R)
• M16: 1,924,128 km (0.106 R)
• M17: 1,976,786 km (0.089 R)
• M18: 2,047,696 km (0.117 R)
• M19: 2,107,535 km (0.077 R)
• M20: 2,180,090 km (0.09 R)
• M21: 2,296,627 km (0.027 R)
• M22: 2,516,835 km (0.068 R)
• M23: 2,587,445 km (0.088 R)
• M24: 2,704,580 km (0.098 R)
• M25: 2,763,821 km (0.12 R)
• M26: 2,923,741 km (0.102 R)
• M27: 2,984,627 km (0.073 R)
• M28: 3,045,813 km (0.097 R)
• M29: 3,100,565 km (0.074 R)
• M30: 3,155,767 km (0.113 R)
• M31: 3,267,068 km (0.075 R)
• M32: 3,372,534 km (0.102 R)
• M33: 3,472,017 km (0.068 R)
• M34: 3,615,781 km (0.091 R)
• M35: 3,805,770 km (0.1 R)
• M36: 3,931,881 km (0.067 R)
• M37: 4,044,229 km (0.043 R)
• M38: 4,241,399 km (0.064 R)
• M39: 4,395,335 km (0.106 R)
• M40: 4,637,684 km (0.109 R)
• M41: 4,900,377 km (0.07 R)
• M42: 4,988,939 km (0.056 R)
• M43: 5,086,328 km (0.072 R)
• M44: 5,208,848 km (0.094 R)
• M45: 5,324,188 km (0.058 R)
• M46: 5,390,460 km (0.085 R)
• M47: 5,683,522 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.6

Radius: 14.4

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.29 AU - 1.55 AU

Year: 1093 Days

Day: 6.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 9,438,401 km

• M1: 182,210 km (0.114 R)
• M2: 276,756 km (0.108 R)
• M3: 381,475 km (0.103 R)
• M4: 487,091 km (0.116 R)
• M5: 576,999 km (0.111 R)
• M6: 674,088 km (0.088 R)
• M7: 764,744 km (0.054 R)
• M8: 924,365 km (0.045 R)
• M9: 1,246,898 km (0.063 R)
• M10: 1,362,837 km (0.081 R)
• M11: 1,482,515 km (0.119 R)
• M12: 1,863,989 km (0.096 R)
• M13: 2,256,534 km (0.109 R)
• M14: 2,421,092 km (0.107 R)
• M15: 2,515,339 km (0.115 R)
• M16: 2,654,016 km (0.069 R)
• M17: 3,142,154 km (0.069 R)
• M18: 3,292,051 km (0.112 R)
• M19: 3,420,555 km (0.051 R)
• M20: 3,586,759 km (0.052 R)
• M21: 3,683,100 km (0.05 R)
• M22: 3,902,709 km (0.088 R)
• M23: 4,014,309 km (0.093 R)
• M24: 4,278,798 km (0.103 R)
• M25: 4,445,301 km (0.081 R)
• M26: 4,745,544 km (0.068 R)
• M27: 5,025,441 km (0.055 R)
• M28: 5,504,154 km (0.119 R)
• M29: 5,685,766 km (0.068 R)
• M30: 5,798,563 km (0.04 R)
• M31: 5,983,466 km (0.096 R)
• M32: 6,126,930 km (0.034 R)
• M33: 6,653,365 km (0.115 R)
• M34: 6,802,066 km (0.099 R)
• M35: 6,952,112 km (0.047 R)
• M36: 7,057,728 km (0.109 R)
• M37: 7,285,865 km (0.106 R)
• M38: 7,547,512 km (0.096 R)
• M39: 7,718,353 km (0.059 R)
• M40: 7,859,274 km (0.041 R)
• M41: 8,223,096 km (0.063 R)
• M42: 8,383,016 km (0.093 R)
• M43: 8,640,923 km (0.096 R)
• M44: 8,738,460 km (0.101 R)
• M45: 8,918,127 km (0.061 R)
• M46: 9,314,263 km (0.115 R)
• M47: 9,481,064 km (0.104 R)
• M48: 9,919,386 km (0.112 R)
• M49: 10,038,616 km (0.087 R)
• M50: 10,468,111 km (0.119 R)
• M51: 10,572,082 km (0.064 R)
• M52: 10,973,901 km (0.11 R)
• M53: 11,185,582 km (0.071 R)
• M54: 11,416,412 km (0.063 R)
• M55: 11,595,032 km (0.091 R)
• M56: 11,918,911 km (0.116 R)
• M57: 12,027,669 km (0.061 R)

Asteroid Belt

Center: 2.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.2

Radius: 10.4

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.64 AU - 4.14 AU

Year: 4030 Days

Day: 9.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 9,438,401 km

• M1: 132,693 km (0.116 R)
• M2: 255,962 km (0.073 R)
• M3: 376,538 km (0.093 R)
• M4: 446,101 km (0.06 R)
• M5: 622,178 km (0.11 R)
• M6: 725,101 km (0.056 R)
• M7: 846,126 km (0.117 R)
• M8: 968,197 km (0.096 R)
• M9: 1,063,790 km (0.085 R)
• M10: 1,237,623 km (0.095 R)
• M11: 1,363,435 km (0.071 R)
• M12: 1,568,085 km (0.112 R)
• M13: 1,942,379 km (0.036 R)
• M14: 2,115,015 km (0.052 R)
• M15: 2,301,414 km (0.064 R)
• M16: 2,414,061 km (0.078 R)
• M17: 2,645,040 km (0.103 R)
• M18: 2,754,246 km (0.098 R)
• M19: 2,864,799 km (0.092 R)
• M20: 3,014,696 km (0.068 R)
• M21: 3,400,808 km (0.099 R)
• M22: 3,519,888 km (0.069 R)
• M23: 3,619,969 km (0.108 R)
• M24: 3,905,701 km (0.095 R)
• M25: 4,241,249 km (0.09 R)
• M26: 4,608,063 km (0.112 R)
• M27: 4,940,320 km (0.056 R)
• M28: 5,132,105 km (0.059 R)
• M29: 5,211,691 km (0.119 R)
• M30: 6,103,294 km (0.048 R)
• M31: 6,212,052 km (0.098 R)
• M32: 6,505,114 km (0.118 R)
• M33: 6,703,181 km (0.088 R)
• M34: 6,890,478 km (0.094 R)
• M35: 7,117,717 km (0.091 R)
• M36: 7,501,884 km (0.061 R)
• M37: 7,644,451 km (0.037 R)
• M38: 7,774,901 km (0.067 R)
• M39: 7,905,948 km (0.029 R)
• M40: 8,681,015 km (0.039 R)
• M41: 9,132,950 km (0.09 R)
• M42: 9,438,429 km (0.089 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 18,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit