🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.46 AU - 0.6 AU

Year: 141 Days

Day: 34.4 Hours

Environment

Temp: 209 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,092,497 km

• M1: 68,366 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.56 AU - 0.66 AU

Year: 174 Days

Day: 46.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.75 AU - 0.77 AU

Year: 242 Days

Day: 17.6 Hours

Environment

Temp: 159 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,092,497 km

• M1: 51,312 km (0.033 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.78 AU - 0.88 AU

Year: 276 Days

Day: 22.8 Hours

Environment

Temp: 87 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.89 AU - 4.41 AU

Year: 2547 Days

Day: 37.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.36 AU - 5.16 AU

Year: 3793 Days

Day: 34.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,092,497 km

• M1: 750,981 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.8

Radius: 12.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.75 AU - 5.43 AU

Year: 4194 Days

Day: 5.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 64,092,497 km

• M1: 196,123 km (0.108 R)
• M2: 383,120 km (0.045 R)
• M3: 471,532 km (0.037 R)
• M4: 562,488 km (0.1 R)
• M5: 660,774 km (0.072 R)
• M6: 797,057 km (0.119 R)
• M7: 893,847 km (0.113 R)
• M8: 995,125 km (0.062 R)
• M9: 1,154,746 km (0.066 R)
• M10: 1,500,915 km (0.086 R)
• M11: 1,613,263 km (0.114 R)
• M12: 2,046,499 km (0.06 R)
• M13: 2,300,366 km (0.107 R)
• M14: 2,383,393 km (0.11 R)
• M15: 2,576,973 km (0.108 R)
• M16: 2,663,291 km (0.047 R)
• M17: 2,966,975 km (0.104 R)
• M18: 3,123,005 km (0.089 R)
• M19: 3,215,307 km (0.065 R)
• M20: 3,539,037 km (0.12 R)
• M21: 3,621,615 km (0.072 R)
• M22: 3,704,941 km (0.096 R)
• M23: 3,788,865 km (0.107 R)
• M24: 3,972,871 km (0.085 R)
• M25: 4,102,123 km (0.104 R)
• M26: 4,203,551 km (0.091 R)
• M27: 4,335,346 km (0.108 R)
• M28: 4,799,548 km (0.086 R)
• M29: 5,486,053 km (0.055 R)
• M30: 5,710,899 km (0.047 R)
• M31: 5,939,035 km (0.081 R)
• M32: 6,303,456 km (0.086 R)
• M33: 6,437,795 km (0.096 R)
• M34: 6,777,831 km (0.111 R)
• M35: 6,932,814 km (0.114 R)
• M36: 7,054,138 km (0.116 R)
• M37: 7,141,354 km (0.115 R)
• M38: 7,246,371 km (0.041 R)
• M39: 7,369,490 km (0.089 R)
• M40: 7,600,170 km (0.095 R)
• M41: 7,815,292 km (0.079 R)
• M42: 8,050,460 km (0.101 R)
• M43: 8,233,119 km (0.118 R)
• M44: 8,528,126 km (0.082 R)
• M45: 8,639,726 km (0.065 R)
• M46: 8,996,068 km (0.085 R)
• M47: 9,453,239 km (0.082 R)
• M48: 9,840,099 km (0.102 R)
• M49: 9,957,085 km (0.098 R)
• M50: 10,153,207 km (0.115 R)
• M51: 10,232,046 km (0.065 R)
• M52: 10,589,285 km (0.086 R)
• M53: 10,869,931 km (0.056 R)
• M54: 11,173,465 km (0.098 R)
• M55: 11,295,537 km (0.042 R)
• M56: 11,520,831 km (0.111 R)
• M57: 11,747,472 km (0.075 R)
• M58: 12,373,090 km (0.111 R)
• M59: 12,605,266 km (0.095 R)
• M60: 12,924,209 km (0.089 R)
• M61: 13,116,741 km (0.118 R)
• M62: 13,396,789 km (0.066 R)
• M63: 13,570,023 km (0.056 R)
• M64: 13,787,688 km (0.07 R)
• M65: 13,896,894 km (0.094 R)
• M66: 14,094,214 km (0.069 R)
• M67: 14,380,993 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.8

Radius: 10.6

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.48 AU - 6.04 AU

Year: 4406 Days

Day: 5.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 174.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 64,092,497 km

• M1: 201,658 km (0.064 R)
• M2: 269,276 km (0.059 R)
• M3: 584,030 km (0.115 R)
• M4: 771,626 km (0.09 R)
• M5: 867,817 km (0.081 R)
• M6: 968,197 km (0.1 R)
• M7: 1,037,611 km (0.099 R)
• M8: 1,307,186 km (0.043 R)
• M9: 1,410,858 km (0.063 R)
• M10: 1,477,129 km (0.032 R)
• M11: 2,030,641 km (0.091 R)
• M12: 2,529,999 km (0.096 R)
• M13: 2,743,625 km (0.107 R)
• M14: 2,878,263 km (0.093 R)
• M15: 2,946,330 km (0.093 R)
• M16: 3,188,978 km (0.045 R)
• M17: 3,492,362 km (0.116 R)
• M18: 4,012,664 km (0.08 R)
• M19: 4,597,143 km (0.116 R)
• M20: 5,001,805 km (0.088 R)
• M21: 5,270,931 km (0.082 R)
• M22: 6,084,893 km (0.056 R)
• M23: 6,372,420 km (0.094 R)
• M24: 6,755,092 km (0.047 R)
• M25: 7,448,628 km (0.119 R)
• M26: 7,637,570 km (0.109 R)
• M27: 8,310,910 km (0.079 R)
• M28: 8,506,733 km (0.067 R)
• M29: 9,204,458 km (0.114 R)
• M30: 9,611,364 km (0.12 R)
• M31: 9,972,344 km (0.086 R)
• M32: 10,311,482 km (0.116 R)
• M33: 11,788,013 km (0.05 R)
• M34: 11,980,695 km (0.103 R)
• M35: 12,369,201 km (0.071 R)
• M36: 12,480,950 km (0.1 R)
• M37: 12,649,248 km (0.115 R)
• M38: 12,874,842 km (0.09 R)
• M39: 13,473,083 km (0.047 R)
• M40: 13,588,124 km (0.085 R)
• M41: 13,877,147 km (0.045 R)
• M42: 14,022,407 km (0.091 R)
• M43: 14,490,499 km (0.081 R)
• M44: 14,697,093 km (0.097 R)
• M45: 14,904,436 km (0.103 R)
• M46: 15,532,597 km (0.118 R)
• M47: 16,077,882 km (0.08 R)
• M48: 16,475,662 km (0.119 R)
• M49: 16,845,767 km (0.107 R)
• M50: 17,280,948 km (0.118 R)
• M51: 17,814,264 km (0.082 R)
• M52: 18,035,519 km (0.036 R)
• M53: 18,162,378 km (0.09 R)
• M54: 18,321,401 km (0.08 R)
• M55: 18,672,657 km (0.119 R)
• M56: 18,961,829 km (0.114 R)
• M57: 19,674,663 km (0.107 R)
• M58: 19,838,024 km (0.1 R)
• M59: 21,361,080 km (0.062 R)
• M60: 21,832,164 km (0.07 R)
• M61: 22,035,018 km (0.118 R)
• M62: 22,613,364 km (0.049 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.2

Radius: 10.7

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.45 AU - 9.75 AU

Year: 10864 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 64,092,497 km

• M1: 137,780 km (0.044 R)
• M2: 248,183 km (0.073 R)
• M3: 338,241 km (0.095 R)
• M4: 444,306 km (0.072 R)
• M5: 731,085 km (0.117 R)
• M6: 915,240 km (0.061 R)
• M7: 1,074,113 km (0.102 R)
• M8: 1,442,423 km (0.044 R)
• M9: 1,605,484 km (0.088 R)
• M10: 2,027,201 km (0.112 R)
• M11: 2,482,876 km (0.054 R)
• M12: 2,566,651 km (0.07 R)
• M13: 2,794,638 km (0.051 R)
• M14: 3,209,772 km (0.105 R)
• M15: 4,365,266 km (0.084 R)
• M16: 5,093,807 km (0.116 R)
• M17: 5,600,495 km (0.069 R)
• M18: 5,674,247 km (0.052 R)
• M19: 5,822,648 km (0.074 R)
• M20: 6,583,952 km (0.07 R)
• M21: 6,818,521 km (0.083 R)
• M22: 6,976,497 km (0.028 R)
• M23: 7,296,038 km (0.027 R)
• M24: 8,241,197 km (0.076 R)
• M25: 9,181,121 km (0.044 R)
• M26: 9,268,336 km (0.091 R)
• M27: 9,443,366 km (0.12 R)
• M28: 10,245,061 km (0.103 R)
• M29: 11,441,096 km (0.089 R)
• M30: 13,267,536 km (0.074 R)
• M31: 13,763,154 km (0.097 R)
• M32: 13,863,085 km (0.07 R)
• M33: 14,315,469 km (0.068 R)
• M34: 16,808,817 km (0.066 R)
• M35: 17,076,148 km (0.08 R)
• M36: 18,105,082 km (0.074 R)
• M37: 18,986,962 km (0.087 R)
• M38: 19,377,263 km (0.1 R)
• M39: 19,601,510 km (0.12 R)
• M40: 20,849,904 km (0.087 R)
• M41: 21,137,282 km (0.078 R)
• M42: 22,475,883 km (0.103 R)
• M43: 23,244,517 km (0.079 R)
• M44: 23,781,723 km (0.117 R)
• M45: 23,961,839 km (0.051 R)
• M46: 24,202,392 km (0.048 R)
• M47: 24,746,929 km (0.082 R)
• M48: 25,295,504 km (0.119 R)
• M49: 26,156,739 km (0.113 R)
• M50: 27,466,618 km (0.076 R)
• M51: 27,655,560 km (0.097 R)
• M52: 28,161,201 km (0.057 R)
• M53: 28,478,947 km (0.096 R)
• M54: 29,374,739 km (0.113 R)
• M55: 29,761,449 km (0.107 R)
• M56: 32,715,259 km (0.108 R)
• M57: 32,781,980 km (0.099 R)
• M58: 33,250,221 km (0.091 R)
• M59: 33,451,430 km (0.099 R)
• M60: 33,585,919 km (0.102 R)
• M61: 33,720,557 km (0.102 R)
• M62: 34,125,518 km (0.094 R)
• M63: 34,396,290 km (0.109 R)
• M64: 34,735,878 km (0.078 R)
• M65: 36,036,481 km (0.072 R)
• M66: 36,866,002 km (0.092 R)
• M67: 37,143,955 km (0.073 R)
• M68: 38,192,336 km (0.083 R)
• M69: 39,605,438 km (0.107 R)
• M70: 40,175,406 km (0.082 R)
• M71: 40,246,764 km (0.117 R)
• M72: 41,756,805 km (0.12 R)
• M73: 42,046,576 km (0.098 R)
• M74: 42,119,131 km (0.113 R)
• M75: 43,138,940 km (0.038 R)
• M76: 44,093,224 km (0.109 R)
• M77: 44,240,728 km (0.101 R)
• M78: 45,202,941 km (0.096 R)
• M79: 47,903,781 km (0.056 R)
• M80: 48,587,144 km (0.071 R)
• M81: 48,663,290 km (0.107 R)
• M82: 49,197,205 km (0.079 R)
• M83: 49,963,445 km (0.091 R)
• M84: 50,888,109 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329

Radius: 3.9

Gravity: 21.63 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 15.22 AU - 15.8 AU

Year: 22310 Days

Day: 17.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 64,092,497 km

• M1: 103,223 km (0.102 R)
• M2: 301,589 km (0.078 R)
• M3: 467,793 km (0.095 R)
• M4: 1,013,376 km (0.119 R)
• M5: 1,470,547 km (0.088 R)
• M6: 1,579,903 km (0.115 R)
• M7: 2,196,546 km (0.104 R)
• M8: 2,290,044 km (0.093 R)
• M9: 2,416,903 km (0.049 R)
• M10: 2,449,067 km (0.044 R)
• M11: 2,777,584 km (0.114 R)
• M12: 2,947,078 km (0.045 R)
• M13: 3,085,157 km (0.102 R)
• M14: 3,769,118 km (0.071 R)
• M15: 3,881,317 km (0.117 R)
• M16: 3,956,714 km (0.062 R)
• M17: 4,032,560 km (0.061 R)
• M18: 4,109,005 km (0.112 R)
• M19: 4,380,076 km (0.072 R)
• M20: 4,497,959 km (0.117 R)
• M21: 4,858,041 km (0.119 R)
• M22: 5,949,507 km (0.115 R)
• M23: 6,388,577 km (0.085 R)
• M24: 6,433,157 km (0.056 R)
• M25: 9,435,886 km (0.073 R)
• M26: 11,209,668 km (0.1 R)
• M27: 13,652,152 km (0.064 R)
• M28: 14,462,374 km (0.088 R)
• M29: 15,050,593 km (0.116 R)
• M30: 15,169,224 km (0.097 R)
• M31: 15,407,384 km (0.063 R)
• M32: 16,494,063 km (0.118 R)
• M33: 16,861,924 km (0.09 R)
• M34: 17,170,395 km (0.117 R)
• M35: 18,359,548 km (0.025 R)
• M36: 18,422,828 km (0.102 R)
• M37: 18,676,845 km (0.079 R)
• M38: 19,639,807 km (0.12 R)
• M39: 19,899,210 km (0.116 R)
• M40: 20,094,584 km (0.054 R)
• M41: 20,159,809 km (0.095 R)
• M42: 20,816,394 km (0.101 R)
• M43: 22,150,209 km (0.102 R)
• M44: 22,895,505 km (0.098 R)
• M45: 26,100,191 km (0.094 R)
• M46: 26,743,462 km (0.112 R)
• M47: 28,925,047 km (0.103 R)
• M48: 29,442,207 km (0.097 R)
• M49: 29,739,010 km (0.099 R)
• M50: 30,186,307 km (0.069 R)
• M51: 33,146,849 km (0.062 R)
• M52: 34,700,722 km (0.089 R)
• M53: 36,516,691 km (0.073 R)
• M54: 36,755,748 km (0.05 R)
• M55: 36,835,633 km (0.116 R)
• M56: 37,717,513 km (0.074 R)
• M57: 37,878,630 km (0.115 R)
• M58: 38,444,259 km (0.076 R)
• M59: 40,322,311 km (0.092 R)
• M60: 41,148,091 km (0.105 R)
• M61: 43,236,926 km (0.11 R)
• M62: 43,997,332 km (0.048 R)
• M63: 44,591,834 km (0.044 R)
• M64: 47,690,904 km (0.1 R)
• M65: 47,865,036 km (0.057 R)
• M66: 49,266,169 km (0.117 R)
• M67: 49,354,282 km (0.098 R)
• M68: 49,971,822 km (0.115 R)
• M69: 54,457,066 km (0.114 R)
• M70: 54,639,126 km (0.034 R)
• M71: 55,460,867 km (0.104 R)
• M72: 56,932,013 km (0.078 R)
• M73: 61,516,290 km (0.07 R)
• M74: 62,371,092 km (0.045 R)
• M75: 62,847,711 km (0.052 R)
• M76: 63,134,191 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 16,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit