🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.5 AU - 0.52 AU

Year: 139 Days

Day: 19.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,333,248 km

• M1: 396,434 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.49 AU - 0.65 AU

Year: 165 Days

Day: 30.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,333,248 km

• M1: 106,214 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.47 AU - 2.11 AU

Year: 917 Days

Day: 41.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,333,248 km

• M1: 813,513 km (0.119 R)
• M2: 1,600,697 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.79 AU - 1.81 AU

Year: 925 Days

Day: 41.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.01 AU - 4.85 AU

Year: 2983 Days

Day: 13.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 13.1

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.47 AU - 6.89 AU

Year: 5183 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 41,333,248 km

• M1: 168,447 km (0.101 R)
• M2: 362,326 km (0.058 R)
• M3: 523,593 km (0.116 R)
• M4: 1,031,029 km (0.106 R)
• M5: 1,136,645 km (0.041 R)
• M6: 1,246,150 km (0.069 R)
• M7: 1,409,362 km (0.114 R)
• M8: 1,775,876 km (0.084 R)
• M9: 1,923,529 km (0.117 R)
• M10: 2,192,058 km (0.12 R)
• M11: 2,514,291 km (0.062 R)
• M12: 2,618,112 km (0.106 R)
• M13: 2,960,542 km (0.043 R)
• M14: 3,317,333 km (0.109 R)
• M15: 3,830,902 km (0.11 R)
• M16: 4,121,571 km (0.095 R)
• M17: 4,596,843 km (0.109 R)
• M18: 5,169,205 km (0.085 R)
• M19: 5,436,835 km (0.034 R)
• M20: 5,545,144 km (0.068 R)
• M21: 5,736,630 km (0.115 R)
• M22: 5,874,708 km (0.096 R)
• M23: 6,097,908 km (0.086 R)
• M24: 6,295,527 km (0.102 R)
• M25: 6,495,390 km (0.106 R)
• M26: 6,639,453 km (0.119 R)
• M27: 7,048,304 km (0.058 R)
• M28: 7,226,176 km (0.111 R)
• M29: 7,375,474 km (0.112 R)
• M30: 8,075,592 km (0.067 R)
• M31: 8,670,094 km (0.053 R)
• M32: 8,988,738 km (0.098 R)
• M33: 9,246,345 km (0.119 R)
• M34: 10,134,059 km (0.109 R)
• M35: 10,234,439 km (0.107 R)
• M36: 10,402,438 km (0.084 R)
• M37: 10,605,143 km (0.09 R)
• M38: 11,117,815 km (0.116 R)
• M39: 11,290,450 km (0.081 R)
• M40: 11,464,134 km (0.097 R)
• M41: 12,238,452 km (0.114 R)
• M42: 12,524,334 km (0.091 R)
• M43: 12,667,948 km (0.079 R)
• M44: 13,029,675 km (0.114 R)
• M45: 13,175,384 km (0.117 R)
• M46: 15,156,209 km (0.104 R)
• M47: 15,617,419 km (0.11 R)
• M48: 15,888,790 km (0.063 R)
• M49: 16,044,372 km (0.066 R)
• M50: 16,989,232 km (0.109 R)
• M51: 17,629,211 km (0.042 R)
• M52: 18,399,491 km (0.091 R)
• M53: 18,809,239 km (0.086 R)
• M54: 19,679,600 km (0.088 R)
• M55: 20,860,525 km (0.096 R)
• M56: 20,988,432 km (0.086 R)
• M57: 21,116,637 km (0.042 R)
• M58: 21,244,992 km (0.111 R)
• M59: 21,804,488 km (0.095 R)
• M60: 22,674,848 km (0.114 R)
• M61: 22,806,345 km (0.11 R)
• M62: 23,334,874 km (0.079 R)
• M63: 23,467,717 km (0.033 R)
• M64: 23,734,001 km (0.082 R)
• M65: 24,001,333 km (0.101 R)
• M66: 25,535,160 km (0.066 R)
• M67: 26,452,195 km (0.072 R)
• M68: 26,775,775 km (0.087 R)
• M69: 27,100,552 km (0.107 R)
• M70: 27,380,001 km (0.098 R)
• M71: 27,800,969 km (0.077 R)
• M72: 28,602,066 km (0.109 R)
• M73: 29,029,317 km (0.108 R)
• M74: 29,698,020 km (0.104 R)
• M75: 30,082,337 km (0.093 R)
• M76: 30,856,206 km (0.106 R)
• M77: 31,294,229 km (0.117 R)
• M78: 32,078,271 km (0.114 R)
• M79: 32,176,707 km (0.088 R)
• M80: 32,819,080 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287

Radius: 8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.57 AU - 9.19 AU

Year: 7676 Days

Day: 5.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 41,333,248 km

• M1: 113,395 km (0.047 R)
• M2: 424,559 km (0.052 R)
• M3: 475,572 km (0.096 R)
• M4: 1,004,849 km (0.111 R)
• M5: 1,090,269 km (0.07 R)
• M6: 1,207,853 km (0.103 R)
• M7: 1,314,367 km (0.103 R)
• M8: 1,392,307 km (0.106 R)
• M9: 1,602,642 km (0.115 R)
• M10: 1,703,172 km (0.119 R)
• M11: 2,126,534 km (0.063 R)
• M12: 2,200,136 km (0.078 R)
• M13: 2,293,635 km (0.078 R)
• M14: 2,350,183 km (0.044 R)
• M15: 2,426,477 km (0.102 R)
• M16: 2,581,610 km (0.067 R)
• M17: 2,860,910 km (0.09 R)
• M18: 3,171,026 km (0.074 R)
• M19: 3,298,184 km (0.1 R)
• M20: 3,448,530 km (0.098 R)
• M21: 3,711,673 km (0.029 R)
• M22: 4,004,286 km (0.115 R)
• M23: 4,187,992 km (0.119 R)
• M24: 4,468,788 km (0.112 R)
• M25: 4,779,951 km (0.106 R)
• M26: 4,925,959 km (0.085 R)
• M27: 5,073,462 km (0.083 R)
• M28: 5,222,462 km (0.075 R)
• M29: 5,297,410 km (0.045 R)
• M30: 5,524,799 km (0.107 R)
• M31: 5,755,180 km (0.063 R)
• M32: 5,936,642 km (0.079 R)
• M33: 6,067,390 km (0.117 R)
• M34: 7,147,786 km (0.12 R)
• M35: 7,286,912 km (0.104 R)
• M36: 8,140,967 km (0.057 R)
• M37: 8,199,010 km (0.111 R)
• M38: 8,374,040 km (0.088 R)
• M39: 8,520,796 km (0.106 R)
• M40: 8,638,828 km (0.05 R)
• M41: 8,966,298 km (0.1 R)
• M42: 9,419,430 km (0.081 R)
• M43: 9,756,474 km (0.106 R)
• M44: 9,941,975 km (0.039 R)
• M45: 10,823,107 km (0.092 R)
• M46: 11,500,187 km (0.118 R)
• M47: 12,124,758 km (0.105 R)
• M48: 12,424,402 km (0.116 R)
• M49: 12,591,802 km (0.087 R)
• M50: 12,659,121 km (0.093 R)
• M51: 12,827,718 km (0.05 R)
• M52: 13,785,444 km (0.111 R)
• M53: 14,168,115 km (0.117 R)
• M54: 14,695,298 km (0.114 R)
• M55: 14,979,235 km (0.12 R)
• M56: 15,157,555 km (0.069 R)
• M57: 16,096,282 km (0.104 R)
• M58: 16,352,244 km (0.048 R)
• M59: 16,609,552 km (0.064 R)
• M60: 17,314,607 km (0.106 R)
• M61: 17,765,046 km (0.032 R)
• M62: 18,792,485 km (0.064 R)
• M63: 19,139,252 km (0.108 R)
• M64: 19,839,071 km (0.098 R)
• M65: 19,956,506 km (0.108 R)
• M66: 20,666,198 km (0.101 R)
• M67: 20,745,485 km (0.1 R)
• M68: 20,824,921 km (0.111 R)
• M69: 21,024,036 km (0.103 R)
• M70: 21,223,749 km (0.12 R)
• M71: 22,109,967 km (0.109 R)
• M72: 22,435,342 km (0.055 R)
• M73: 22,680,234 km (0.113 R)
• M74: 22,762,214 km (0.103 R)
• M75: 23,131,720 km (0.105 R)
• M76: 24,210,620 km (0.108 R)
• M77: 24,378,020 km (0.061 R)
• M78: 24,629,943 km (0.03 R)
• M79: 25,646,161 km (0.077 R)
• M80: 25,816,853 km (0.096 R)
• M81: 26,460,273 km (0.074 R)
• M82: 26,675,844 km (0.092 R)
• M83: 27,588,091 km (0.108 R)
• M84: 27,850,486 km (0.039 R)
• M85: 28,598,775 km (0.092 R)
• M86: 28,820,030 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611

Radius: 6.6

Gravity: 14.03 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.35 AU - 14.79 AU

Year: 20207 Days

Day: 17.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 41,333,248 km

• M1: 108,159 km (0.032 R)
• M2: 204,051 km (0.096 R)
• M3: 373,247 km (0.068 R)
• M4: 523,742 km (0.063 R)
• M5: 585,227 km (0.108 R)
• M6: 785,239 km (0.055 R)
• M7: 1,111,063 km (0.057 R)
• M8: 1,274,873 km (0.084 R)
• M9: 2,171,413 km (0.102 R)
• M10: 2,273,289 km (0.029 R)
• M11: 2,733,153 km (0.08 R)
• M12: 2,843,257 km (0.07 R)
• M13: 3,030,254 km (0.036 R)
• M14: 3,298,783 km (0.066 R)
• M15: 4,234,069 km (0.114 R)
• M16: 4,885,418 km (0.116 R)
• M17: 5,661,083 km (0.092 R)
• M18: 6,621,651 km (0.102 R)
• M19: 7,070,295 km (0.111 R)
• M20: 9,568,130 km (0.038 R)
• M21: 10,131,516 km (0.086 R)
• M22: 13,730,990 km (0.082 R)
• M23: 14,751,248 km (0.11 R)
• M24: 15,401,250 km (0.08 R)
• M25: 15,597,972 km (0.111 R)
• M26: 16,729,081 km (0.094 R)
• M27: 19,634,421 km (0.12 R)
• M28: 19,919,106 km (0.066 R)
• M29: 20,062,122 km (0.105 R)
• M30: 20,492,814 km (0.116 R)
• M31: 21,144,462 km (0.087 R)
• M32: 21,802,992 km (0.116 R)
• M33: 22,171,900 km (0.12 R)
• M34: 22,766,103 km (0.096 R)
• M35: 22,915,551 km (0.11 R)
• M36: 23,065,299 km (0.106 R)
• M37: 23,667,430 km (0.103 R)
• M38: 24,580,426 km (0.082 R)
• M39: 24,657,020 km (0.118 R)
• M40: 25,504,791 km (0.06 R)
• M41: 26,049,178 km (0.119 R)
• M42: 26,362,137 km (0.115 R)
• M43: 27,785,261 km (0.11 R)
• M44: 27,865,147 km (0.107 R)
• M45: 29,639,826 km (0.107 R)
• M46: 30,294,317 km (0.095 R)
• M47: 31,201,927 km (0.087 R)
• M48: 32,285,913 km (0.092 R)
• M49: 33,551,960 km (0.104 R)
• M50: 34,748,294 km (0.103 R)
• M51: 37,270,514 km (0.109 R)
• M52: 37,888,054 km (0.119 R)
• M53: 38,153,740 km (0.117 R)
• M54: 41,299,335 km (0.092 R)
• M55: 42,029,821 km (0.104 R)
• M56: 42,488,638 km (0.052 R)
• M57: 42,580,640 km (0.059 R)
• M58: 42,672,643 km (0.117 R)
• M59: 45,182,147 km (0.072 R)
• M60: 45,275,945 km (0.093 R)
• M61: 45,463,840 km (0.117 R)
• M62: 45,652,034 km (0.105 R)
• M63: 45,746,281 km (0.079 R)
• M64: 46,881,430 km (0.114 R)
• M65: 47,739,074 km (0.109 R)
• M66: 48,313,530 km (0.106 R)
• M67: 48,505,614 km (0.112 R)
• M68: 52,300,612 km (0.103 R)
• M69: 52,793,986 km (0.112 R)
• M70: 53,289,006 km (0.089 R)
• M71: 54,682,958 km (0.107 R)
• M72: 54,783,039 km (0.037 R)
• M73: 54,983,201 km (0.1 R)
• M74: 55,887,371 km (0.113 R)
• M75: 56,796,477 km (0.064 R)
• M76: 57,506,768 km (0.111 R)
• M77: 58,936,475 km (0.046 R)
• M78: 61,310,443 km (0.075 R)
• M79: 62,980,255 km (0.107 R)
• M80: 63,820,696 km (0.109 R)
• M81: 65,512,797 km (0.088 R)
• M82: 66,151,131 km (0.115 R)
• M83: 66,898,522 km (0.114 R)
• M84: 67,112,597 km (0.114 R)
• M85: 68,509,392 km (0.04 R)
• M86: 69,265,460 km (0.114 R)
• M87: 69,481,928 km (0.08 R)
• M88: 70,241,586 km (0.067 R)
• M89: 70,568,008 km (0.104 R)
• M90: 70,785,972 km (0.12 R)
• M91: 71,878,785 km (0.091 R)
• M92: 73,087,237 km (0.077 R)
• M93: 73,197,341 km (0.089 R)
• M94: 73,307,594 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.6

Radius: 7.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 13.79 AU - 18.29 AU

Year: 24597 Days

Day: 22.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 41,333,248 km

• M1: 96,939 km (0.098 R)
• M2: 237,113 km (0.062 R)
• M3: 296,952 km (0.106 R)
• M4: 625,170 km (0.106 R)
• M5: 776,712 km (0.11 R)
• M6: 974,481 km (0.054 R)
• M7: 1,026,391 km (0.116 R)
• M8: 1,680,582 km (0.091 R)
• M9: 2,093,622 km (0.109 R)
• M10: 2,441,288 km (0.084 R)
• M11: 2,537,180 km (0.087 R)
• M12: 2,658,803 km (0.081 R)
• M13: 2,983,879 km (0.063 R)
• M14: 3,190,324 km (0.104 R)
• M15: 3,401,407 km (0.12 R)
• M16: 3,865,160 km (0.112 R)
• M17: 3,921,110 km (0.089 R)
• M18: 4,062,031 km (0.118 R)
• M19: 4,290,916 km (0.11 R)
• M20: 6,073,075 km (0.062 R)
• M21: 6,301,960 km (0.087 R)
• M22: 7,875,580 km (0.051 R)
• M23: 8,890,003 km (0.072 R)
• M24: 9,224,654 km (0.104 R)
• M25: 9,412,548 km (0.049 R)
• M26: 9,677,486 km (0.117 R)
• M27: 9,830,076 km (0.108 R)
• M28: 10,137,500 km (0.061 R)
• M29: 10,487,110 km (0.103 R)
• M30: 11,198,298 km (0.062 R)
• M31: 11,721,741 km (0.036 R)
• M32: 12,376,681 km (0.048 R)
• M33: 12,500,847 km (0.079 R)
• M34: 12,667,050 km (0.119 R)
• M35: 12,834,001 km (0.088 R)
• M36: 13,254,371 km (0.105 R)
• M37: 14,893,066 km (0.115 R)
• M38: 15,379,259 km (0.114 R)
• M39: 15,780,930 km (0.101 R)
• M40: 15,870,689 km (0.115 R)
• M41: 16,050,655 km (0.12 R)
• M42: 16,276,548 km (0.073 R)
• M43: 16,960,509 km (0.061 R)
• M44: 17,421,869 km (0.115 R)
• M45: 17,607,520 km (0.117 R)
• M46: 19,164,086 km (0.077 R)
• M47: 20,080,223 km (0.099 R)
• M48: 20,323,619 km (0.064 R)
• M49: 20,617,130 km (0.096 R)
• M50: 21,954,834 km (0.115 R)
• M51: 22,004,949 km (0.094 R)
• M52: 23,116,312 km (0.106 R)
• M53: 24,142,553 km (0.093 R)
• M54: 24,453,268 km (0.109 R)
• M55: 24,974,168 km (0.053 R)
• M56: 25,026,377 km (0.069 R)
• M57: 25,183,455 km (0.097 R)
• M58: 25,235,964 km (0.103 R)
• M59: 25,920,973 km (0.104 R)
• M60: 26,132,953 km (0.097 R)
• M61: 26,718,928 km (0.073 R)
• M62: 26,879,446 km (0.026 R)
• M63: 28,175,413 km (0.031 R)
• M64: 28,229,866 km (0.109 R)
• M65: 29,215,716 km (0.1 R)
• M66: 29,381,171 km (0.101 R)
• M67: 29,491,575 km (0.119 R)
• M68: 29,823,832 km (0.066 R)
• M69: 30,771,684 km (0.088 R)
• M70: 31,842,804 km (0.088 R)
• M71: 32,354,429 km (0.098 R)
• M72: 32,754,304 km (0.066 R)
• M73: 33,501,097 km (0.116 R)
• M74: 35,598,459 km (0.041 R)
• M75: 36,070,291 km (0.08 R)
• M76: 36,425,436 km (0.079 R)
• M77: 36,484,826 km (0.119 R)
• M78: 37,139,467 km (0.084 R)
• M79: 38,279,253 km (0.089 R)
• M80: 39,065,689 km (0.033 R)
• M81: 39,430,558 km (0.111 R)
• M82: 40,470,263 km (0.098 R)
• M83: 40,593,233 km (0.092 R)
• M84: 40,777,836 km (0.057 R)
• M85: 40,900,955 km (0.091 R)
• M86: 41,147,792 km (0.091 R)
• M87: 41,333,293 km (0.071 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: 452 - 18,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit