🌌 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 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.65 AU - 0.77 AU

Year: 220 Days

Day: 33.8 Hours

Environment

Temp: 136 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.76 AU - 0.82 AU

Year: 258 Days

Day: 44.8 Hours

Environment

Temp: 103 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.17 AU - 1.57 AU

Year: 589 Days

Day: 30.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.87 AU - 2.25 AU

Year: 1085 Days

Day: 18.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,974,442 km

• M1: 73,752 km (0.081 R)
• M2: 211,083 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.85 AU - 2.79 AU

Year: 1297 Days

Day: 45.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.34 AU - 2.6 AU

Year: 1425 Days

Day: 24 Hours

Environment

Temp: -92 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.1

Radius: 10.8

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.6 AU - 7.28 AU

Year: 5314 Days

Day: 7.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 124 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 73,974,442 km

• M1: 135,835 km (0.118 R)
• M2: 261,497 km (0.025 R)
• M3: 368,011 km (0.065 R)
• M4: 479,910 km (0.069 R)
• M5: 669,151 km (0.075 R)
• M6: 760,705 km (0.049 R)
• M7: 848,070 km (0.117 R)
• M8: 1,053,019 km (0.115 R)
• M9: 1,161,777 km (0.109 R)
• M10: 1,233,135 km (0.066 R)
• M11: 1,316,611 km (0.103 R)
• M12: 1,522,757 km (0.079 R)
• M13: 1,601,445 km (0.071 R)
• M14: 1,681,480 km (0.053 R)
• M15: 1,763,011 km (0.114 R)
• M16: 1,930,261 km (0.047 R)
• M17: 2,127,731 km (0.073 R)
• M18: 2,280,470 km (0.087 R)
• M19: 2,384,291 km (0.054 R)
• M20: 2,556,478 km (0.064 R)
• M21: 2,637,410 km (0.105 R)
• M22: 2,760,380 km (0.104 R)
• M23: 2,913,269 km (0.051 R)
• M24: 3,040,577 km (0.107 R)
• M25: 3,315,388 km (0.118 R)
• M26: 3,403,950 km (0.098 R)
• M27: 3,523,179 km (0.114 R)
• M28: 3,719,901 km (0.065 R)
• M29: 3,920,362 km (0.097 R)
• M30: 4,124,413 km (0.08 R)
• M31: 4,251,721 km (0.084 R)
• M32: 4,674,784 km (0.099 R)
• M33: 4,958,571 km (0.063 R)
• M34: 5,026,189 km (0.118 R)
• M35: 5,162,473 km (0.086 R)
• M36: 5,386,421 km (0.107 R)
• M37: 5,701,773 km (0.096 R)
• M38: 5,951,302 km (0.115 R)
• M39: 6,461,282 km (0.054 R)
• M40: 6,609,533 km (0.069 R)
• M41: 6,684,033 km (0.093 R)
• M42: 6,758,981 km (0.106 R)
• M43: 7,757,398 km (0.118 R)
• M44: 7,855,833 km (0.105 R)
• M45: 8,213,821 km (0.045 R)
• M46: 8,354,443 km (0.12 R)
• M47: 8,495,813 km (0.073 R)
• M48: 9,007,437 km (0.058 R)
• M49: 9,090,315 km (0.1 R)
• M50: 9,194,136 km (0.059 R)
• M51: 9,550,178 km (0.106 R)
• M52: 9,804,345 km (0.05 R)
• M53: 10,254,336 km (0.069 R)
• M54: 10,667,375 km (0.095 R)
• M55: 10,975,248 km (0.082 R)
• M56: 11,152,521 km (0.074 R)
• M57: 11,464,882 km (0.095 R)
• M58: 11,554,790 km (0.039 R)
• M59: 11,984,585 km (0.11 R)
• M60: 12,098,429 km (0.111 R)
• M61: 12,212,871 km (0.105 R)
• M62: 12,327,613 km (0.116 R)
• M63: 12,627,407 km (0.058 R)
• M64: 12,813,207 km (0.062 R)
• M65: 12,929,744 km (0.087 R)
• M66: 13,140,527 km (0.089 R)
• M67: 13,258,111 km (0.058 R)
• M68: 13,375,994 km (0.061 R)
• M69: 13,541,599 km (0.084 R)
• M70: 13,612,808 km (0.103 R)
• M71: 13,922,924 km (0.05 R)
• M72: 14,235,285 km (0.106 R)
• M73: 14,549,889 km (0.051 R)
• M74: 14,866,887 km (0.1 R)
• M75: 15,632,080 km (0.075 R)
• M76: 16,208,032 km (0.111 R)
• M77: 16,587,412 km (0.074 R)
• M78: 16,689,138 km (0.077 R)
• M79: 16,893,040 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.4

Radius: 8.6

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.13 AU - 7.65 AU

Year: 6639 Days

Day: 9.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 73,974,442 km

• M1: 137,780 km (0.073 R)
• M2: 576,101 km (0.037 R)
• M3: 686,355 km (0.075 R)
• M4: 794,813 km (0.108 R)
• M5: 1,112,859 km (0.029 R)
• M6: 1,264,102 km (0.111 R)
• M7: 1,365,081 km (0.1 R)
• M8: 1,539,362 km (0.058 R)
• M9: 1,948,363 km (0.086 R)
• M10: 2,185,475 km (0.084 R)
• M11: 2,390,424 km (0.067 R)
• M12: 2,907,285 km (0.096 R)
• M13: 3,057,032 km (0.042 R)
• M14: 3,364,157 km (0.095 R)
• M15: 3,762,237 km (0.119 R)
• M16: 3,909,142 km (0.072 R)
• M17: 3,991,570 km (0.104 R)
• M18: 4,412,688 km (0.059 R)
• M19: 4,759,905 km (0.092 R)
• M20: 5,061,943 km (0.058 R)
• M21: 5,443,717 km (0.034 R)
• M22: 5,948,161 km (0.07 R)
• M23: 6,138,749 km (0.1 R)
• M24: 6,409,222 km (0.114 R)
• M25: 6,683,434 km (0.079 R)
• M26: 6,802,215 km (0.109 R)
• M27: 7,021,675 km (0.094 R)
• M28: 7,263,874 km (0.095 R)
• M29: 8,558,195 km (0.074 R)
• M30: 8,687,148 km (0.115 R)
• M31: 9,209,694 km (0.062 R)
• M32: 9,386,219 km (0.092 R)
• M33: 9,877,349 km (0.055 R)
• M34: 10,057,914 km (0.1 R)
• M35: 10,330,930 km (0.097 R)
• M36: 10,422,484 km (0.061 R)
• M37: 10,514,337 km (0.052 R)
• M38: 11,094,477 km (0.079 R)
• M39: 11,329,346 km (0.095 R)
• M40: 11,494,801 km (0.095 R)
• M41: 11,732,512 km (0.115 R)
• M42: 12,092,145 km (0.084 R)
• M43: 12,406,899 km (0.077 R)
• M44: 12,724,196 km (0.037 R)
• M45: 12,945,452 km (0.052 R)
• M46: 13,168,053 km (0.085 R)
• M47: 13,317,053 km (0.104 R)
• M48: 13,667,112 km (0.108 R)
• M49: 13,792,924 km (0.105 R)
• M50: 14,197,885 km (0.081 R)
• M51: 14,606,736 km (0.089 R)
• M52: 14,735,390 km (0.075 R)
• M53: 15,019,626 km (0.061 R)
• M54: 15,149,328 km (0.086 R)
• M55: 15,540,975 km (0.084 R)
• M56: 15,830,297 km (0.071 R)
• M57: 15,909,434 km (0.073 R)
• M58: 16,068,307 km (0.043 R)
• M59: 16,897,229 km (0.076 R)
• M60: 17,330,614 km (0.03 R)
• M61: 17,740,063 km (0.105 R)
• M62: 17,794,966 km (0.033 R)
• M63: 17,987,349 km (0.102 R)
• M64: 18,180,480 km (0.083 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.5

Radius: 12.2

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 10.45 AU - 12.37 AU

Year: 14148 Days

Day: 9.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 73,974,442 km

• M1: 262,694 km (0.116 R)
• M2: 355,594 km (0.026 R)
• M3: 708,047 km (0.068 R)
• M4: 1,087,726 km (0.045 R)
• M5: 1,236,726 km (0.071 R)
• M6: 1,812,378 km (0.097 R)
• M7: 2,176,200 km (0.068 R)
• M8: 3,042,521 km (0.055 R)
• M9: 3,475,757 km (0.086 R)
• M10: 3,851,846 km (0.037 R)
• M11: 4,005,932 km (0.12 R)
• M12: 4,400,421 km (0.064 R)
• M13: 4,725,049 km (0.068 R)
• M14: 4,848,916 km (0.104 R)
• M15: 5,015,568 km (0.107 R)
• M16: 5,099,791 km (0.041 R)
• M17: 5,226,800 km (0.081 R)
• M18: 6,235,688 km (0.091 R)
• M19: 6,371,822 km (0.103 R)
• M20: 7,737,202 km (0.104 R)
• M21: 8,831,809 km (0.093 R)
• M22: 9,710,547 km (0.083 R)
• M23: 10,455,246 km (0.057 R)
• M24: 11,053,188 km (0.032 R)
• M25: 11,439,600 km (0.114 R)
• M26: 11,718,300 km (0.112 R)
• M27: 14,386,079 km (0.058 R)
• M28: 14,747,358 km (0.038 R)
• M29: 16,598,931 km (0.078 R)
• M30: 16,788,023 km (0.117 R)
• M31: 16,978,012 km (0.106 R)
• M32: 17,873,505 km (0.086 R)
• M33: 18,915,753 km (0.063 R)
• M34: 20,381,064 km (0.12 R)
• M35: 22,089,921 km (0.12 R)
• M36: 22,856,460 km (0.117 R)
• M37: 23,986,822 km (0.102 R)
• M38: 24,487,077 km (0.103 R)
• M39: 24,702,648 km (0.1 R)
• M40: 25,789,327 km (0.118 R)
• M41: 26,743,761 km (0.113 R)
• M42: 27,188,216 km (0.06 R)
• M43: 27,709,864 km (0.085 R)
• M44: 28,990,272 km (0.083 R)
• M45: 29,294,405 km (0.105 R)
• M46: 30,444,214 km (0.092 R)
• M47: 31,452,653 km (0.085 R)
• M48: 32,787,814 km (0.092 R)
• M49: 33,581,880 km (0.111 R)
• M50: 34,382,228 km (0.106 R)
• M51: 35,107,927 km (0.115 R)
• M52: 36,328,646 km (0.043 R)
• M53: 36,410,626 km (0.112 R)
• M54: 37,067,809 km (0.094 R)
• M55: 38,227,492 km (0.112 R)
• M56: 39,398,993 km (0.119 R)
• M57: 39,820,260 km (0.12 R)
• M58: 39,989,156 km (0.088 R)
• M59: 41,349,151 km (0.079 R)
• M60: 42,292,814 km (0.118 R)
• M61: 42,810,572 km (0.117 R)
• M62: 44,114,168 km (0.06 R)
• M63: 45,078,476 km (0.113 R)
• M64: 48,192,505 km (0.085 R)
• M65: 48,823,659 km (0.118 R)
• M66: 49,366,849 km (0.117 R)
• M67: 49,457,505 km (0.092 R)
• M68: 51,099,940 km (0.047 R)
• M69: 53,690,227 km (0.077 R)
• M70: 55,001,452 km (0.113 R)
• M71: 55,095,400 km (0.116 R)
• M72: 56,133,609 km (0.032 R)
• M73: 56,228,304 km (0.088 R)
• M74: 57,941,948 km (0.11 R)
• M75: 58,325,068 km (0.11 R)
• M76: 61,127,934 km (0.033 R)
• M77: 61,810,998 km (0.071 R)
• M78: 62,202,495 km (0.035 R)
• M79: 62,398,618 km (0.109 R)
• M80: 62,496,605 km (0.11 R)
• M81: 62,889,598 km (0.094 R)
• M82: 63,184,905 km (0.104 R)
• M83: 64,172,251 km (0.107 R)
• M84: 64,667,868 km (0.112 R)
• M85: 65,164,832 km (0.091 R)
• M86: 67,165,106 km (0.032 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.4

Radius: 4.6

Gravity: 14.29 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 17.23 AU - 19.47 AU

Year: 28855 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 73,974,442 km

• M1: 250,726 km (0.053 R)
• M2: 541,245 km (0.098 R)
• M3: 626,516 km (0.113 R)
• M4: 883,675 km (0.112 R)
• M5: 1,089,671 km (0.103 R)
• M6: 1,339,051 km (0.083 R)
• M7: 1,396,945 km (0.059 R)
• M8: 1,426,117 km (0.04 R)
• M9: 1,545,196 km (0.113 R)
• M10: 3,402,604 km (0.099 R)
• M11: 3,805,471 km (0.06 R)
• M12: 4,054,401 km (0.115 R)
• M13: 4,308,568 km (0.109 R)
• M14: 4,921,620 km (0.114 R)
• M15: 5,284,096 km (0.117 R)
• M16: 5,375,949 km (0.101 R)
• M17: 5,986,608 km (0.113 R)
• M18: 6,130,670 km (0.104 R)
• M19: 6,520,373 km (0.035 R)
• M20: 7,018,683 km (0.115 R)
• M21: 7,426,188 km (0.029 R)
• M22: 7,477,650 km (0.111 R)
• M23: 7,893,681 km (0.118 R)
• M24: 7,946,190 km (0.114 R)
• M25: 10,312,529 km (0.112 R)
• M26: 13,000,953 km (0.117 R)
• M27: 13,563,291 km (0.108 R)
• M28: 13,752,532 km (0.078 R)
• M29: 14,069,680 km (0.082 R)
• M30: 14,197,287 km (0.109 R)
• M31: 14,646,828 km (0.039 R)
• M32: 16,828,264 km (0.094 R)
• M33: 18,337,857 km (0.108 R)
• M34: 18,827,191 km (0.059 R)
• M35: 18,897,353 km (0.09 R)
• M36: 20,392,733 km (0.091 R)
• M37: 20,827,016 km (0.108 R)
• M38: 20,972,425 km (0.092 R)
• M39: 21,410,597 km (0.07 R)
• M40: 22,444,917 km (0.074 R)
• M41: 22,893,261 km (0.107 R)
• M42: 23,118,406 km (0.084 R)
• M43: 23,646,786 km (0.117 R)
• M44: 25,488,485 km (0.12 R)
• M45: 25,877,888 km (0.095 R)
• M46: 26,269,386 km (0.104 R)
• M47: 27,216,640 km (0.096 R)
• M48: 28,094,929 km (0.099 R)
• M49: 28,820,329 km (0.075 R)
• M50: 32,623,107 km (0.072 R)
• M51: 32,961,198 km (0.088 R)
• M52: 34,067,923 km (0.08 R)
• M53: 34,239,213 km (0.106 R)
• M54: 34,582,689 km (0.067 R)
• M55: 37,725,591 km (0.039 R)
• M56: 37,814,153 km (0.091 R)
• M57: 38,258,159 km (0.048 R)
• M58: 41,140,611 km (0.106 R)
• M59: 43,719,379 km (0.113 R)
• M60: 45,310,353 km (0.113 R)
• M61: 46,065,523 km (0.115 R)
• M62: 49,224,731 km (0.104 R)
• M63: 50,098,382 km (0.084 R)
• M64: 50,585,922 km (0.073 R)
• M65: 51,271,229 km (0.109 R)
• M66: 52,749,855 km (0.12 R)
• M67: 53,643,852 km (0.082 R)
• M68: 55,446,656 km (0.12 R)
• M69: 55,748,993 km (0.103 R)
• M70: 56,558,018 km (0.119 R)
• M71: 56,862,450 km (0.113 R)
• M72: 58,392,686 km (0.097 R)
• M73: 59,111,355 km (0.11 R)
• M74: 59,214,278 km (0.101 R)
• M75: 61,180,892 km (0.064 R)
• M76: 62,958,563 km (0.076 R)
• M77: 63,063,730 km (0.118 R)
• M78: 63,274,065 km (0.062 R)
• M79: 63,906,565 km (0.088 R)
• M80: 64,012,181 km (0.069 R)
• M81: 65,390,576 km (0.109 R)
• M82: 65,710,117 km (0.09 R)
• M83: 66,350,545 km (0.074 R)
• M84: 67,422,713 km (0.112 R)
• M85: 68,284,546 km (0.062 R)
• M86: 68,933,203 km (0.065 R)
• M87: 69,475,495 km (0.118 R)
• M88: 72,097,647 km (0.096 R)
• M89: 72,207,601 km (0.087 R)
• M90: 72,317,555 km (0.096 R)
• M91: 72,427,660 km (0.086 R)
• M92: 72,978,778 km (0.064 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 16,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit