🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.54 AU - 0.64 AU

Year: 170 Days

Day: 42.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 19.6 °

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: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.61 AU - 0.89 AU

Year: 243 Days

Day: 26.6 Hours

Environment

Temp: 98 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,554,937 km

• M1: 111,450 km (0.054 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.7 AU - 0.82 AU

Year: 248 Days

Day: 38.5 Hours

Environment

Temp: 101 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.65 AU - 2.75 AU

Year: 1223 Days

Day: 45.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.16 AU - 3.5 AU

Year: 1784 Days

Day: 29 Hours

Environment

Temp: -102 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.43 AU - 3.77 AU

Year: 2560 Days

Day: 36.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.29 AU - 4.83 AU

Year: 3066 Days

Day: 25 Hours

Environment

Temp: -132 °C

Axial Tilt: 121.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.1

Radius: 9.5

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.81 AU - 6.91 AU

Year: 5316 Days

Day: 5.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 71,554,937 km

• M1: 157,377 km (0.071 R)
• M2: 221,704 km (0.11 R)
• M3: 295,007 km (0.068 R)
• M4: 498,610 km (0.072 R)
• M5: 618,138 km (0.103 R)
• M6: 695,032 km (0.109 R)
• M7: 803,041 km (0.12 R)
• M8: 1,083,089 km (0.062 R)
• M9: 1,242,859 km (0.039 R)
• M10: 1,308,981 km (0.091 R)
• M11: 1,479,822 km (0.094 R)
• M12: 1,900,491 km (0.083 R)
• M13: 1,977,385 km (0.107 R)
• M14: 2,377,858 km (0.044 R)
• M15: 2,461,035 km (0.05 R)
• M16: 2,825,605 km (0.062 R)
• M17: 3,025,467 km (0.045 R)
• M18: 3,115,974 km (0.085 R)
• M19: 3,369,094 km (0.059 R)
• M20: 3,462,892 km (0.106 R)
• M21: 3,994,263 km (0.114 R)
• M22: 4,168,844 km (0.101 R)
• M23: 4,681,217 km (0.107 R)
• M24: 4,759,755 km (0.111 R)
• M25: 5,078,549 km (0.034 R)
• M26: 5,322,243 km (0.082 R)
• M27: 5,737,078 km (0.112 R)
• M28: 6,745,069 km (0.098 R)
• M29: 7,043,068 km (0.075 R)
• M30: 7,652,081 km (0.096 R)
• M31: 8,057,042 km (0.03 R)
• M32: 8,151,438 km (0.08 R)
• M33: 8,532,913 km (0.101 R)
• M34: 8,985,447 km (0.093 R)
• M35: 9,050,671 km (0.114 R)
• M36: 9,116,195 km (0.114 R)
• M37: 9,181,719 km (0.114 R)
• M38: 10,048,788 km (0.065 R)
• M39: 10,457,789 km (0.079 R)
• M40: 10,941,887 km (0.12 R)
• M41: 11,221,785 km (0.115 R)
• M42: 11,362,706 km (0.084 R)
• M43: 11,788,761 km (0.119 R)
• M44: 12,039,786 km (0.097 R)
• M45: 12,183,999 km (0.105 R)
• M46: 12,729,881 km (0.11 R)
• M47: 12,987,339 km (0.119 R)
• M48: 13,135,291 km (0.06 R)
• M49: 13,209,492 km (0.041 R)
• M50: 13,283,693 km (0.066 R)
• M51: 13,657,388 km (0.056 R)
• M52: 13,883,281 km (0.048 R)
• M53: 14,415,101 km (0.098 R)
• M54: 14,837,715 km (0.091 R)
• M55: 15,342,309 km (0.111 R)
• M56: 15,773,749 km (0.073 R)
• M57: 16,288,665 km (0.041 R)
• M58: 16,688,690 km (0.044 R)
• M59: 16,930,141 km (0.118 R)
• M60: 17,010,923 km (0.109 R)
• M61: 17,172,788 km (0.078 R)
• M62: 17,457,324 km (0.108 R)
• M63: 17,579,844 km (0.079 R)
• M64: 17,948,902 km (0.11 R)
• M65: 18,361,942 km (0.092 R)
• M66: 18,778,123 km (0.09 R)
• M67: 18,861,748 km (0.096 R)
• M68: 19,155,409 km (0.073 R)
• M69: 19,366,043 km (0.046 R)
• M70: 20,002,582 km (0.082 R)
• M71: 20,818,937 km (0.113 R)
• M72: 21,209,238 km (0.076 R)
• M73: 21,427,202 km (0.079 R)
• M74: 21,602,232 km (0.036 R)
• M75: 21,777,560 km (0.107 R)
• M76: 22,173,845 km (0.063 R)
• M77: 22,929,015 km (0.09 R)
• M78: 23,107,934 km (0.071 R)
• M79: 23,918,755 km (0.095 R)
• M80: 24,968,333 km (0.039 R)
• M81: 25,336,943 km (0.098 R)
• M82: 25,475,620 km (0.097 R)
• M83: 25,986,347 km (0.102 R)
• M84: 26,266,394 km (0.117 R)
• M85: 27,159,643 km (0.108 R)
• M86: 27,491,152 km (0.104 R)
• M87: 27,824,157 km (0.114 R)
• M88: 28,062,765 km (0.092 R)
• M89: 30,683,122 km (0.059 R)
• M90: 30,979,026 km (0.054 R)
• M91: 31,275,978 km (0.077 R)
• M92: 33,939,269 km (0.059 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.4

Radius: 12.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.4 AU - 13.22 AU

Year: 13319 Days

Day: 12.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 71,554,937 km

• M1: 172,337 km (0.109 R)
• M2: 766,240 km (0.097 R)
• M3: 889,359 km (0.064 R)
• M4: 1,228,199 km (0.068 R)
• M5: 1,880,894 km (0.095 R)
• M6: 1,994,588 km (0.076 R)
• M7: 2,258,928 km (0.07 R)
• M8: 2,597,767 km (0.106 R)
• M9: 3,497,897 km (0.06 R)
• M10: 3,639,118 km (0.093 R)
• M11: 3,818,186 km (0.102 R)
• M12: 4,073,999 km (0.074 R)
• M13: 4,564,231 km (0.095 R)
• M14: 4,796,856 km (0.062 R)
• M15: 5,600,495 km (0.039 R)
• M16: 5,849,726 km (0.101 R)
• M17: 6,145,331 km (0.092 R)
• M18: 6,576,023 km (0.111 R)
• M19: 7,285,566 km (0.063 R)
• M20: 7,741,540 km (0.117 R)
• M21: 8,348,160 km (0.057 R)
• M22: 8,633,293 km (0.088 R)
• M23: 8,777,057 km (0.088 R)
• M24: 8,921,718 km (0.09 R)
• M25: 9,756,175 km (0.117 R)
• M26: 10,769,700 km (0.084 R)
• M27: 10,872,923 km (0.033 R)
• M28: 11,341,463 km (0.026 R)
• M29: 11,446,481 km (0.101 R)
• M30: 11,763,479 km (0.114 R)
• M31: 12,460,306 km (0.116 R)
• M32: 13,336,201 km (0.046 R)
• M33: 14,630,223 km (0.111 R)
• M34: 16,199,953 km (0.048 R)
• M35: 16,974,571 km (0.108 R)
• M36: 19,182,636 km (0.064 R)
• M37: 21,155,383 km (0.113 R)
• M38: 21,544,637 km (0.102 R)
• M39: 23,660,549 km (0.118 R)
• M40: 23,929,675 km (0.106 R)
• M41: 24,538,838 km (0.12 R)
• M42: 24,743,039 km (0.045 R)
• M43: 25,290,418 km (0.056 R)
• M44: 25,911,099 km (0.106 R)
• M45: 27,661,095 km (0.114 R)
• M46: 27,802,764 km (0.031 R)
• M47: 28,729,373 km (0.089 R)
• M48: 29,811,116 km (0.113 R)
• M49: 30,612,960 km (0.106 R)
• M50: 32,237,743 km (0.059 R)
• M51: 32,536,190 km (0.057 R)
• M52: 33,436,919 km (0.081 R)
• M53: 33,966,197 km (0.099 R)
• M54: 35,339,804 km (0.061 R)
• M55: 36,576,081 km (0.033 R)
• M56: 37,043,275 km (0.107 R)
• M57: 37,277,695 km (0.115 R)
• M58: 39,249,844 km (0.119 R)
• M59: 42,393,493 km (0.095 R)
• M60: 42,884,324 km (0.046 R)
• M61: 43,294,821 km (0.1 R)
• M62: 43,624,085 km (0.085 R)
• M63: 43,706,514 km (0.092 R)
• M64: 44,036,976 km (0.118 R)
• M65: 45,450,077 km (0.098 R)
• M66: 46,878,138 km (0.113 R)
• M67: 47,470,396 km (0.057 R)
• M68: 47,809,983 km (0.086 R)
• M69: 47,980,076 km (0.107 R)
• M70: 49,090,541 km (0.038 R)
• M71: 49,605,906 km (0.04 R)
• M72: 50,555,553 km (0.032 R)
• M73: 50,989,088 km (0.036 R)
• M74: 51,772,681 km (0.086 R)
• M75: 52,297,321 km (0.083 R)
• M76: 52,560,314 km (0.117 R)
• M77: 53,263,723 km (0.053 R)
• M78: 54,235,960 km (0.116 R)
• M79: 54,324,672 km (0.087 R)
• M80: 54,768,678 km (0.095 R)
• M81: 55,303,341 km (0.054 R)
• M82: 56,018,718 km (0.105 R)
• M83: 56,647,179 km (0.037 R)
• M84: 57,639,611 km (0.072 R)
• M85: 58,546,772 km (0.12 R)
• M86: 59,001,999 km (0.085 R)
• M87: 59,275,763 km (0.074 R)
• M88: 59,641,529 km (0.039 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.6

Radius: 3.7

Gravity: 34.16 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 13.14 AU - 17.14 AU

Year: 22076 Days

Day: 22.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 71,554,937 km

• M1: 248,332 km (0.102 R)
• M2: 363,224 km (0.081 R)
• M3: 596,746 km (0.115 R)
• M4: 1,398,890 km (0.086 R)
• M5: 1,786,947 km (0.093 R)
• M6: 1,881,044 km (0.104 R)
• M7: 3,475,458 km (0.08 R)
• M8: 3,514,503 km (0.118 R)
• M9: 3,553,697 km (0.118 R)
• M10: 4,452,033 km (0.103 R)
• M11: 4,708,593 km (0.12 R)
• M12: 5,058,203 km (0.074 R)
• M13: 5,371,012 km (0.034 R)
• M14: 6,298,669 km (0.12 R)
• M15: 6,441,984 km (0.091 R)
• M16: 6,731,904 km (0.056 R)
• M17: 7,224,680 km (0.092 R)
• M18: 7,424,991 km (0.11 R)
• M19: 9,145,965 km (0.034 R)
• M20: 9,801,054 km (0.059 R)
• M21: 10,471,103 km (0.112 R)
• M22: 10,527,651 km (0.118 R)
• M23: 10,584,199 km (0.086 R)
• M24: 10,811,588 km (0.099 R)
• M25: 11,503,627 km (0.038 R)
• M26: 11,620,314 km (0.101 R)
• M27: 13,417,583 km (0.106 R)
• M28: 13,787,239 km (0.055 R)
• M29: 15,299,225 km (0.099 R)
• M30: 15,620,860 km (0.103 R)
• M31: 15,814,888 km (0.074 R)
• M32: 16,270,564 km (0.114 R)
• M33: 16,336,087 km (0.095 R)
• M34: 16,401,611 km (0.079 R)
• M35: 16,730,727 km (0.116 R)
• M36: 17,328,520 km (0.113 R)
• M37: 18,819,113 km (0.114 R)
• M38: 19,719,094 km (0.116 R)
• M39: 20,420,708 km (0.099 R)
• M40: 20,562,078 km (0.094 R)
• M41: 21,130,699 km (0.113 R)
• M42: 23,604,001 km (0.085 R)
• M43: 23,900,953 km (0.09 R)
• M44: 24,199,101 km (0.059 R)
• M45: 24,799,138 km (0.049 R)
• M46: 25,025,480 km (0.063 R)
• M47: 25,176,723 km (0.11 R)
• M48: 25,556,103 km (0.108 R)
• M49: 26,243,805 km (0.059 R)
• M50: 26,320,698 km (0.105 R)
• M51: 26,397,442 km (0.055 R)
• M52: 27,247,906 km (0.058 R)
• M53: 29,134,335 km (0.078 R)
• M54: 30,415,192 km (0.058 R)
• M55: 31,550,939 km (0.086 R)
• M56: 33,446,643 km (0.039 R)
• M57: 33,529,969 km (0.088 R)
• M58: 33,613,295 km (0.068 R)
• M59: 34,030,972 km (0.096 R)
• M60: 35,294,177 km (0.026 R)
• M61: 35,548,792 km (0.1 R)
• M62: 36,059,520 km (0.104 R)
• M63: 38,649,807 km (0.088 R)
• M64: 38,737,172 km (0.081 R)
• M65: 39,967,315 km (0.112 R)
• M66: 41,926,000 km (0.067 R)
• M67: 42,105,667 km (0.085 R)
• M68: 42,826,729 km (0.087 R)
• M69: 44,372,374 km (0.109 R)
• M70: 45,474,312 km (0.112 R)
• M71: 46,864,525 km (0.1 R)
• M72: 47,424,470 km (0.059 R)
• M73: 48,928,377 km (0.057 R)
• M74: 49,022,923 km (0.071 R)
• M75: 49,212,164 km (0.045 R)
• M76: 50,926,107 km (0.093 R)
• M77: 55,098,841 km (0.107 R)
• M78: 55,295,562 km (0.113 R)
• M79: 57,176,157 km (0.118 R)
• M80: 62,942,257 km (0.072 R)
• M81: 63,147,804 km (0.074 R)
• M82: 63,250,728 km (0.06 R)
• M83: 64,593,668 km (0.041 R)
• M84: 65,112,623 km (0.076 R)
• M85: 65,424,834 km (0.118 R)
• M86: 65,528,954 km (0.087 R)
• M87: 66,154,871 km (0.078 R)
• M88: 66,678,015 km (0.08 R)
• M89: 66,887,602 km (0.087 R)
• M90: 68,784,353 km (0.096 R)
• M91: 69,845,600 km (0.085 R)
• M92: 70,378,318 km (0.115 R)
• M93: 70,912,383 km (0.067 R)
• M94: 71,233,420 km (0.113 R)
• M95: 71,340,532 km (0.076 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 16,701 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit