🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.5 AU - 0.66 AU

Year: 168 Days

Day: 42.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,405,633 km

• M1: 291,417 km (0.028 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.47 AU - 0.71 AU

Year: 173 Days

Day: 32.6 Hours

Environment

Temp: 136 °C

Axial Tilt: 45.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.81 AU - 0.83 AU

Year: 283 Days

Day: 35.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.62 AU - 1.02 AU

Year: 283 Days

Day: 27.5 Hours

Environment

Temp: 130 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.79 AU - 0.95 AU

Year: 309 Days

Day: 45.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.24 AU - 1.68 AU

Year: 672 Days

Day: 46.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,405,633 km

• M1: 58,194 km (0.094 R)
• M2: 656,286 km (0.106 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.63 AU - 3.71 AU

Year: 2149 Days

Day: 42.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.9

Radius: 9.9

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.81 AU - 14.31 AU

Year: 14967 Days

Day: 5.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 71,405,633 km

• M1: 254,167 km (0.112 R)
• M2: 454,927 km (0.07 R)
• M3: 633,996 km (0.045 R)
• M4: 938,128 km (0.116 R)
• M5: 1,153,250 km (0.036 R)
• M6: 1,609,823 km (0.115 R)
• M7: 2,307,547 km (0.1 R)
• M8: 2,726,571 km (0.096 R)
• M9: 2,984,178 km (0.065 R)
• M10: 3,303,869 km (0.111 R)
• M11: 3,832,697 km (0.075 R)
• M12: 4,447,844 km (0.067 R)
• M13: 4,659,674 km (0.12 R)
• M14: 4,813,162 km (0.066 R)
• M15: 5,508,044 km (0.116 R)
• M16: 6,033,133 km (0.109 R)
• M17: 6,234,342 km (0.113 R)
• M18: 7,095,876 km (0.11 R)
• M19: 8,701,510 km (0.118 R)
• M20: 9,389,510 km (0.113 R)
• M21: 9,897,395 km (0.052 R)
• M22: 10,095,164 km (0.066 R)
• M23: 11,267,562 km (0.097 R)
• M24: 11,974,861 km (0.049 R)
• M25: 12,696,371 km (0.076 R)
• M26: 13,432,094 km (0.098 R)
• M27: 13,695,087 km (0.117 R)
• M28: 14,494,089 km (0.097 R)
• M29: 14,944,678 km (0.087 R)
• M30: 16,463,694 km (0.097 R)
• M31: 16,557,343 km (0.112 R)
• M32: 17,694,885 km (0.101 R)
• M33: 17,934,990 km (0.089 R)
• M34: 18,273,081 km (0.107 R)
• M35: 18,857,410 km (0.065 R)
• M36: 21,664,913 km (0.059 R)
• M37: 21,767,537 km (0.073 R)
• M38: 22,128,218 km (0.102 R)
• M39: 22,283,351 km (0.099 R)
• M40: 22,490,693 km (0.059 R)
• M41: 22,594,664 km (0.096 R)
• M42: 23,643,046 km (0.107 R)
• M43: 23,907,535 km (0.081 R)
• M44: 25,083,374 km (0.114 R)
• M45: 25,569,717 km (0.102 R)
• M46: 25,895,691 km (0.087 R)
• M47: 26,387,269 km (0.12 R)
• M48: 27,324,201 km (0.112 R)
• M49: 27,768,955 km (0.099 R)
• M50: 28,328,152 km (0.087 R)
• M51: 28,665,495 km (0.06 R)
• M52: 28,778,292 km (0.056 R)
• M53: 29,060,733 km (0.048 R)
• M54: 30,085,478 km (0.113 R)
• M55: 30,832,720 km (0.088 R)
• M56: 31,877,661 km (0.043 R)
• M57: 32,169,975 km (0.115 R)
• M58: 32,875,179 km (0.093 R)
• M59: 33,348,058 km (0.07 R)
• M60: 33,763,791 km (0.106 R)
• M61: 34,840,596 km (0.106 R)
• M62: 35,081,299 km (0.108 R)
• M63: 35,746,411 km (0.09 R)
• M64: 38,261,899 km (0.098 R)
• M65: 39,071,373 km (0.064 R)
• M66: 39,258,969 km (0.073 R)
• M67: 41,087,803 km (0.093 R)
• M68: 41,597,334 km (0.042 R)
• M69: 41,916,725 km (0.073 R)
• M70: 42,044,781 km (0.074 R)
• M71: 42,622,378 km (0.069 R)
• M72: 42,944,462 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.3

Radius: 4.5

Gravity: 25.74 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 9.91 AU - 15.33 AU

Year: 17072 Days

Day: 19.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 71,405,633 km

• M1: 57,894 km (0.099 R)
• M2: 109,356 km (0.048 R)
• M3: 138,079 km (0.072 R)
• M4: 170,691 km (0.1 R)
• M5: 482,603 km (0.065 R)
• M6: 518,656 km (0.074 R)
• M7: 593,604 km (0.082 R)
• M8: 775,216 km (0.063 R)
• M9: 1,187,957 km (0.077 R)
• M10: 3,575,988 km (0.042 R)
• M11: 3,611,891 km (0.114 R)
• M12: 4,015,656 km (0.073 R)
• M13: 4,090,604 km (0.08 R)
• M14: 4,128,303 km (0.086 R)
• M15: 4,746,292 km (0.099 R)
• M16: 5,065,982 km (0.081 R)
• M17: 6,195,446 km (0.076 R)
• M18: 7,445,037 km (0.093 R)
• M19: 7,491,113 km (0.068 R)
• M20: 8,527,677 km (0.114 R)
• M21: 8,769,577 km (0.056 R)
• M22: 9,358,992 km (0.075 R)
• M23: 9,408,808 km (0.084 R)
• M24: 9,658,637 km (0.114 R)
• M25: 9,708,752 km (0.094 R)
• M26: 9,809,581 km (0.075 R)
• M27: 9,859,996 km (0.096 R)
• M28: 10,215,889 km (0.113 R)
• M29: 10,783,613 km (0.116 R)
• M30: 10,835,673 km (0.109 R)
• M31: 12,492,469 km (0.109 R)
• M32: 12,932,736 km (0.099 R)
• M33: 13,828,229 km (0.06 R)
• M34: 14,455,493 km (0.118 R)
• M35: 14,685,873 km (0.053 R)
• M36: 14,743,618 km (0.118 R)
• M37: 15,856,028 km (0.091 R)
• M38: 15,915,269 km (0.084 R)
• M39: 16,034,049 km (0.105 R)
• M40: 16,212,819 km (0.102 R)
• M41: 16,392,187 km (0.102 R)
• M42: 17,666,312 km (0.068 R)
• M43: 19,161,094 km (0.12 R)
• M44: 19,541,072 km (0.079 R)
• M45: 19,859,716 km (0.098 R)
• M46: 21,216,269 km (0.111 R)
• M47: 21,675,086 km (0.084 R)
• M48: 21,740,909 km (0.061 R)
• M49: 21,806,732 km (0.108 R)
• M50: 22,602,443 km (0.087 R)
• M51: 23,205,472 km (0.088 R)
• M52: 25,045,975 km (0.095 R)
• M53: 25,253,317 km (0.108 R)
• M54: 25,322,581 km (0.097 R)
• M55: 26,369,018 km (0.11 R)
• M56: 26,862,242 km (0.104 R)
• M57: 27,145,282 km (0.107 R)
• M58: 27,358,309 km (0.117 R)
• M59: 28,000,682 km (0.05 R)
• M60: 29,664,809 km (0.081 R)
• M61: 29,957,572 km (0.097 R)
• M62: 33,391,442 km (0.054 R)
• M63: 34,001,202 km (0.082 R)
• M64: 34,384,173 km (0.098 R)
• M65: 35,077,110 km (0.108 R)
• M66: 36,164,238 km (0.106 R)
• M67: 36,320,418 km (0.08 R)
• M68: 37,420,112 km (0.096 R)
• M69: 37,657,075 km (0.062 R)
• M70: 38,132,796 km (0.1 R)
• M71: 39,250,293 km (0.115 R)
• M72: 39,974,346 km (0.117 R)
• M73: 42,666,809 km (0.05 R)
• M74: 43,162,576 km (0.093 R)
• M75: 45,754,359 km (0.081 R)
• M76: 46,601,083 km (0.111 R)
• M77: 48,224,220 km (0.112 R)
• M78: 49,865,757 km (0.039 R)
• M79: 49,952,674 km (0.116 R)
• M80: 50,824,530 km (0.088 R)
• M81: 53,558,880 km (0.118 R)
• M82: 54,540,541 km (0.115 R)
• M83: 54,719,610 km (0.11 R)
• M84: 56,431,010 km (0.028 R)
• M85: 57,156,858 km (0.091 R)
• M86: 57,338,919 km (0.055 R)
• M87: 58,343,020 km (0.118 R)
• M88: 58,617,831 km (0.101 R)
• M89: 60,183,523 km (0.098 R)
• M90: 61,390,179 km (0.115 R)
• M91: 61,669,777 km (0.115 R)
• M92: 61,762,977 km (0.089 R)
• M93: 62,136,523 km (0.035 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421

Radius: 5

Gravity: 16.84 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 12.06 AU - 18.9 AU

Year: 23193 Days

Day: 23 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 71,405,633 km

• M1: 113,246 km (0.111 R)
• M2: 249,080 km (0.12 R)
• M3: 361,279 km (0.09 R)
• M4: 396,434 km (0.063 R)
• M5: 632,949 km (0.106 R)
• M6: 766,091 km (0.085 R)
• M7: 957,426 km (0.102 R)
• M8: 1,217,278 km (0.066 R)
• M9: 1,299,407 km (0.079 R)
• M10: 1,557,015 km (0.07 R)
• M11: 1,799,064 km (0.082 R)
• M12: 1,861,446 km (0.075 R)
• M13: 2,151,217 km (0.08 R)
• M14: 2,454,901 km (0.078 R)
• M15: 3,329,301 km (0.11 R)
• M16: 4,585,474 km (0.101 R)
• M17: 4,843,829 km (0.083 R)
• M18: 5,106,972 km (0.112 R)
• M19: 5,877,700 km (0.096 R)
• M20: 6,205,469 km (0.118 R)
• M21: 6,587,393 km (0.11 R)
• M22: 6,635,713 km (0.061 R)
• M23: 7,174,564 km (0.107 R)
• M24: 7,829,205 km (0.065 R)
• M25: 9,141,178 km (0.114 R)
• M26: 10,916,905 km (0.045 R)
• M27: 11,261,578 km (0.061 R)
• M28: 12,020,339 km (0.086 R)
• M29: 12,316,542 km (0.113 R)
• M30: 12,675,278 km (0.085 R)
• M31: 12,735,267 km (0.113 R)
• M32: 12,976,718 km (0.108 R)
• M33: 13,280,551 km (0.114 R)
• M34: 13,957,332 km (0.043 R)
• M35: 14,519,371 km (0.103 R)
• M36: 14,898,153 km (0.053 R)
• M37: 15,152,469 km (0.102 R)
• M38: 15,408,132 km (0.116 R)
• M39: 17,706,254 km (0.066 R)
• M40: 18,314,220 km (0.056 R)
• M41: 18,655,004 km (0.107 R)
• M42: 19,620,060 km (0.045 R)
• M43: 20,672,032 km (0.113 R)
• M44: 22,175,491 km (0.053 R)
• M45: 23,491,802 km (0.079 R)
• M46: 23,639,605 km (0.032 R)
• M47: 24,833,247 km (0.045 R)
• M48: 26,429,456 km (0.045 R)
• M49: 27,823,858 km (0.094 R)
• M50: 28,529,960 km (0.087 R)
• M51: 28,924,748 km (0.115 R)
• M52: 29,719,861 km (0.063 R)
• M53: 30,039,851 km (0.065 R)
• M54: 30,280,703 km (0.086 R)
• M55: 30,925,919 km (0.111 R)
• M56: 31,738,834 km (0.111 R)
• M57: 33,053,949 km (0.075 R)
• M58: 34,891,160 km (0.119 R)
• M59: 36,333,433 km (0.109 R)
• M60: 36,419,003 km (0.051 R)
• M61: 37,622,219 km (0.106 R)
• M62: 38,055,006 km (0.071 R)
• M63: 38,576,653 km (0.059 R)
• M64: 38,751,084 km (0.11 R)
• M65: 39,100,695 km (0.119 R)
• M66: 39,188,209 km (0.1 R)
• M67: 39,891,170 km (0.09 R)
• M68: 40,686,731 km (0.095 R)
• M69: 41,666,448 km (0.098 R)
• M70: 42,203,953 km (0.053 R)
• M71: 43,195,488 km (0.089 R)
• M72: 43,467,307 km (0.117 R)
• M73: 43,921,486 km (0.092 R)
• M74: 45,753,910 km (0.104 R)
• M75: 46,401,071 km (0.09 R)
• M76: 48,079,260 km (0.086 R)
• M77: 49,492,810 km (0.079 R)
• M78: 50,538,200 km (0.101 R)
• M79: 51,879,046 km (0.065 R)
• M80: 52,940,742 km (0.11 R)
• M81: 53,912,230 km (0.117 R)
• M82: 54,889,553 km (0.081 R)
• M83: 55,282,098 km (0.116 R)
• M84: 55,872,710 km (0.051 R)
• M85: 56,168,765 km (0.077 R)
• M86: 58,155,873 km (0.058 R)
• M87: 60,671,960 km (0.042 R)
• M88: 60,773,387 km (0.045 R)
• M89: 60,976,242 km (0.06 R)
• M90: 61,586,451 km (0.063 R)
• M91: 62,096,431 km (0.079 R)
• M92: 62,198,606 km (0.115 R)
• M93: 68,430,255 km (0.044 R)
• M94: 68,852,719 km (0.095 R)
• M95: 69,700,191 km (0.115 R)
• M96: 70,125,348 km (0.119 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: 388 - 17,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit