🌌 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: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.48 AU - 0.68 AU

Year: 166 Days

Day: 46.1 Hours

Environment

Temp: 144 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.68 AU - 0.82 AU

Year: 243 Days

Day: 20.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,944,242 km

• M1: 80,184 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.1 AU - 1.1 AU

Year: 432 Days

Day: 17.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 43.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 94,944,242 km

• M1: 154,983 km (0.112 R)
• M2: 709,991 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.27 AU - 1.71 AU

Year: 682 Days

Day: 37.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2 AU - 3.04 AU

Year: 1499 Days

Day: 43.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.12 AU - 3.36 AU

Year: 1700 Days

Day: 12.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.37 AU - 3.43 AU

Year: 1851 Days

Day: 14.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,944,242 km

• M1: 586,424 km (0.112 R)
• M2: 2,551,392 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.7

Radius: 6.7

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 16.39 AU - 17.17 AU

Year: 25758 Days

Day: 15.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 94,944,242 km

• M1: 325,525 km (0.086 R)
• M2: 436,377 km (0.119 R)
• M3: 496,815 km (0.101 R)
• M4: 696,079 km (0.093 R)
• M5: 1,054,216 km (0.076 R)
• M6: 1,341,444 km (0.12 R)
• M7: 1,525,449 km (0.095 R)
• M8: 2,376,362 km (0.074 R)
• M9: 2,713,556 km (0.057 R)
• M10: 2,986,123 km (0.083 R)
• M11: 3,557,587 km (0.091 R)
• M12: 3,899,119 km (0.108 R)
• M13: 4,431,089 km (0.052 R)
• M14: 5,759,069 km (0.096 R)
• M15: 5,858,253 km (0.113 R)
• M16: 5,908,218 km (0.108 R)
• M17: 6,725,023 km (0.105 R)
• M18: 6,829,592 km (0.054 R)
• M19: 7,522,529 km (0.053 R)
• M20: 8,293,706 km (0.12 R)
• M21: 9,205,505 km (0.1 R)
• M22: 9,909,961 km (0.111 R)
• M23: 10,449,710 km (0.06 R)
• M24: 11,620,314 km (0.111 R)
• M25: 11,745,976 km (0.033 R)
• M26: 12,061,927 km (0.091 R)
• M27: 12,573,402 km (0.112 R)
• M28: 13,092,058 km (0.111 R)
• M29: 13,551,473 km (0.069 R)
• M30: 14,083,144 km (0.054 R)
• M31: 14,553,928 km (0.112 R)
• M32: 15,787,961 km (0.074 R)
• M33: 16,066,662 km (0.071 R)
• M34: 17,484,850 km (0.086 R)
• M35: 18,208,903 km (0.038 R)
• M36: 18,427,915 km (0.113 R)
• M37: 18,868,779 km (0.078 R)
• M38: 19,238,885 km (0.117 R)
• M39: 20,971,677 km (0.114 R)
• M40: 22,832,375 km (0.065 R)
• M41: 23,702,586 km (0.106 R)
• M42: 24,583,867 km (0.081 R)
• M43: 24,906,849 km (0.073 R)
• M44: 25,150,095 km (0.115 R)
• M45: 25,312,708 km (0.105 R)
• M46: 27,041,012 km (0.083 R)
• M47: 28,722,043 km (0.095 R)
• M48: 29,062,229 km (0.104 R)
• M49: 29,660,919 km (0.105 R)
• M50: 29,832,807 km (0.066 R)
• M51: 30,004,845 km (0.09 R)
• M52: 30,091,013 km (0.033 R)
• M53: 31,481,226 km (0.118 R)
• M54: 32,096,074 km (0.056 R)
• M55: 33,784,585 km (0.104 R)
• M56: 34,865,878 km (0.097 R)
• M57: 35,410,714 km (0.087 R)
• M58: 36,233,352 km (0.072 R)
• M59: 36,877,521 km (0.087 R)
• M60: 37,618,329 km (0.102 R)
• M61: 38,457,573 km (0.088 R)
• M62: 39,491,743 km (0.067 R)
• M63: 41,395,376 km (0.104 R)
• M64: 43,328,630 km (0.12 R)
• M65: 45,687,190 km (0.085 R)
• M66: 45,885,556 km (0.085 R)
• M67: 47,182,271 km (0.06 R)
• M68: 48,187,868 km (0.116 R)
• M69: 49,913,629 km (0.038 R)
• M70: 51,246,995 km (0.119 R)
• M71: 51,556,363 km (0.108 R)
• M72: 52,073,373 km (0.05 R)
• M73: 55,422,421 km (0.084 R)
• M74: 56,058,062 km (0.072 R)
• M75: 57,443,638 km (0.036 R)
• M76: 59,272,472 km (0.074 R)
• M77: 61,557,878 km (0.099 R)
• M78: 62,546,122 km (0.068 R)
• M79: 64,093,861 km (0.037 R)
• M80: 65,766,066 km (0.102 R)
• M81: 65,990,164 km (0.12 R)
• M82: 66,438,958 km (0.075 R)
• M83: 67,678,525 km (0.097 R)
• M84: 68,017,963 km (0.046 R)
• M85: 68,584,789 km (0.097 R)
• M86: 69,381,099 km (0.047 R)
• M87: 70,066,108 km (0.118 R)
• M88: 70,868,102 km (0.12 R)
• M89: 71,788,428 km (0.081 R)
• M90: 76,213,383 km (0.109 R)
• M91: 77,156,149 km (0.083 R)
• M92: 77,392,514 km (0.047 R)
• M93: 78,934,269 km (0.06 R)
• M94: 79,410,739 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.4

Radius: 7.7

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.9 AU - 19.66 AU

Year: 26918 Days

Day: 19.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 94,944,242 km

• M1: 161,416 km (0.038 R)
• M2: 437,125 km (0.092 R)
• M3: 556,953 km (0.11 R)
• M4: 1,644,529 km (0.102 R)
• M5: 2,313,082 km (0.07 R)
• M6: 4,169,293 km (0.031 R)
• M7: 4,299,892 km (0.094 R)
• M8: 5,019,757 km (0.112 R)
• M9: 5,205,557 km (0.052 R)
• M10: 6,217,736 km (0.114 R)
• M11: 6,669,821 km (0.105 R)
• M12: 6,720,834 km (0.089 R)
• M13: 6,823,009 km (0.101 R)
• M14: 7,446,832 km (0.12 R)
• M15: 7,658,962 km (0.085 R)
• M16: 7,926,742 km (0.066 R)
• M17: 9,311,869 km (0.105 R)
• M18: 9,828,580 km (0.051 R)
• M19: 9,944,668 km (0.06 R)
• M20: 11,070,093 km (0.051 R)
• M21: 11,494,951 km (0.113 R)
• M22: 13,503,901 km (0.115 R)
• M23: 14,088,230 km (0.101 R)
• M24: 14,153,604 km (0.103 R)
• M25: 14,219,128 km (0.098 R)
• M26: 15,080,363 km (0.078 R)
• M27: 15,214,253 km (0.056 R)
• M28: 15,686,384 km (0.104 R)
• M29: 16,783,385 km (0.097 R)
• M30: 17,905,070 km (0.087 R)
• M31: 17,975,979 km (0.087 R)
• M32: 18,834,222 km (0.113 R)
• M33: 19,195,651 km (0.109 R)
• M34: 19,998,991 km (0.064 R)
• M35: 20,962,551 km (0.098 R)
• M36: 21,187,098 km (0.113 R)
• M37: 22,093,062 km (0.072 R)
• M38: 23,088,786 km (0.102 R)
• M39: 24,099,170 km (0.098 R)
• M40: 25,521,696 km (0.108 R)
• M41: 26,243,206 km (0.053 R)
• M42: 26,727,904 km (0.104 R)
• M43: 27,706,124 km (0.059 R)
• M44: 29,278,996 km (0.083 R)
• M45: 29,362,472 km (0.118 R)
• M46: 30,118,240 km (0.108 R)
• M47: 30,371,659 km (0.094 R)
• M48: 31,392,066 km (0.102 R)
• M49: 31,992,552 km (0.063 R)
• M50: 32,423,842 km (0.107 R)
• M51: 34,343,931 km (0.103 R)
• M52: 36,750,512 km (0.094 R)
• M53: 38,202,060 km (0.078 R)
• M54: 39,950,111 km (0.096 R)
• M55: 41,254,605 km (0.107 R)
• M56: 42,573,160 km (0.057 R)
• M57: 42,857,546 km (0.099 R)
• M58: 45,929,538 km (0.073 R)
• M59: 49,171,025 km (0.118 R)
• M60: 51,372,657 km (0.094 R)
• M61: 51,978,678 km (0.109 R)
• M62: 52,384,088 km (0.116 R)
• M63: 53,095,875 km (0.065 R)
• M64: 54,118,376 km (0.115 R)
• M65: 54,529,321 km (0.105 R)
• M66: 54,838,091 km (0.093 R)
• M67: 55,250,682 km (0.112 R)
• M68: 56,911,518 km (0.11 R)
• M69: 58,799,443 km (0.112 R)
• M70: 59,857,100 km (0.105 R)
• M71: 61,455,404 km (0.114 R)
• M72: 64,476,383 km (0.094 R)
• M73: 65,457,596 km (0.074 R)
• M74: 66,443,745 km (0.061 R)
• M75: 68,652,707 km (0.105 R)
• M76: 70,325,361 km (0.06 R)
• M77: 72,124,125 km (0.038 R)
• M78: 72,237,072 km (0.116 R)
• M79: 72,463,114 km (0.055 R)
• M80: 73,596,767 km (0.105 R)
• M81: 73,710,461 km (0.068 R)
• M82: 74,850,547 km (0.078 R)
• M83: 76,917,391 km (0.046 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.8

Radius: 5.9

Gravity: 15.51 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.31 AU - 19.99 AU

Year: 31404 Days

Day: 15.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 94,944,242 km

• M1: 106,962 km (0.118 R)
• M2: 541,843 km (0.106 R)
• M3: 694,583 km (0.097 R)
• M4: 978,968 km (0.116 R)
• M5: 1,983,069 km (0.049 R)
• M6: 2,301,114 km (0.095 R)
• M7: 2,592,382 km (0.086 R)
• M8: 2,983,879 km (0.114 R)
• M9: 3,028,609 km (0.098 R)
• M10: 4,165,852 km (0.113 R)
• M11: 4,266,082 km (0.065 R)
• M12: 4,520,249 km (0.12 R)
• M13: 4,779,203 km (0.078 R)
• M14: 6,031,637 km (0.1 R)
• M15: 7,622,460 km (0.092 R)
• M16: 7,992,565 km (0.107 R)
• M17: 8,431,934 km (0.032 R)
• M18: 8,495,364 km (0.099 R)
• M19: 8,750,578 km (0.115 R)
• M20: 9,073,111 km (0.073 R)
• M21: 9,138,036 km (0.079 R)
• M22: 9,399,533 km (0.086 R)
• M23: 12,003,434 km (0.096 R)
• M24: 12,578,339 km (0.092 R)
• M25: 13,829,575 km (0.119 R)
• M26: 13,904,374 km (0.041 R)
• M27: 15,428,926 km (0.089 R)
• M28: 16,290,011 km (0.101 R)
• M29: 16,845,917 km (0.065 R)
• M30: 17,246,839 km (0.111 R)
• M31: 18,633,312 km (0.103 R)
• M32: 19,886,195 km (0.086 R)
• M33: 21,079,986 km (0.103 R)
• M34: 21,859,540 km (0.08 R)
• M35: 26,824,095 km (0.095 R)
• M36: 26,917,444 km (0.053 R)
• M37: 27,010,943 km (0.048 R)
• M38: 27,104,591 km (0.075 R)
• M39: 27,292,037 km (0.077 R)
• M40: 28,903,057 km (0.093 R)
• M41: 29,094,691 km (0.11 R)
• M42: 29,190,584 km (0.087 R)
• M43: 30,642,281 km (0.088 R)
• M44: 30,739,819 km (0.107 R)
• M45: 32,415,016 km (0.09 R)
• M46: 32,514,499 km (0.105 R)
• M47: 32,913,327 km (0.092 R)
• M48: 33,514,710 km (0.088 R)
• M49: 34,423,517 km (0.054 R)
• M50: 37,198,109 km (0.082 R)
• M51: 37,510,768 km (0.098 R)
• M52: 37,615,188 km (0.103 R)
• M53: 38,664,916 km (0.112 R)
• M54: 39,087,380 km (0.065 R)
• M55: 39,617,705 km (0.044 R)
• M56: 40,150,423 km (0.114 R)
• M57: 41,762,639 km (0.101 R)
• M58: 42,958,375 km (0.118 R)
• M59: 45,050,202 km (0.1 R)
• M60: 45,717,558 km (0.109 R)
• M61: 45,829,158 km (0.073 R)
• M62: 47,852,469 km (0.104 R)
• M63: 48,306,050 km (0.086 R)
• M64: 48,647,283 km (0.099 R)
• M65: 49,217,550 km (0.114 R)
• M66: 50,249,775 km (0.103 R)
• M67: 51,289,032 km (0.037 R)
• M68: 51,985,858 km (0.117 R)
• M69: 52,802,812 km (0.05 R)
• M70: 53,036,933 km (0.082 R)
• M71: 53,859,273 km (0.116 R)
• M72: 54,331,104 km (0.06 R)
• M73: 57,310,795 km (0.111 R)
• M74: 58,033,801 km (0.089 R)
• M75: 60,098,701 km (0.103 R)
• M76: 61,078,567 km (0.044 R)
• M77: 62,434,671 km (0.071 R)
• M78: 62,930,289 km (0.098 R)
• M79: 63,800,799 km (0.094 R)
• M80: 67,195,175 km (0.042 R)
• M81: 68,722,569 km (0.106 R)
• M82: 69,362,399 km (0.109 R)
• M83: 70,390,137 km (0.089 R)
• M84: 70,518,940 km (0.058 R)
• M85: 71,681,914 km (0.107 R)
• M86: 72,200,720 km (0.1 R)
• M87: 73,372,819 km (0.072 R)
• M88: 75,077,038 km (0.092 R)
• M89: 79,997,910 km (0.092 R)
• M90: 83,381,365 km (0.098 R)
• M91: 83,517,649 km (0.115 R)
• M92: 83,927,098 km (0.095 R)
• M93: 87,502,787 km (0.072 R)
• M94: 90,007,354 km (0.12 R)
• M95: 92,394,338 km (0.083 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: 530 - 14,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit