🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.54 AU - 0.86 AU

Year: 219 Days

Day: 26.3 Hours

Environment

Temp: 177 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,574,460 km

• M1: 42,785 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.19 AU - 1.45 AU

Year: 568 Days

Day: 24.9 Hours

Environment

Temp: -27 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,574,460 km

• M1: 287,826 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.61 AU - 4.03 AU

Year: 2267 Days

Day: 38.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.32 AU - 3.94 AU

Year: 2592 Days

Day: 17.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.8

Radius: 13.4

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.6 AU - 5.78 AU

Year: 3806 Days

Day: 7.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 72,574,460 km

• M1: 176,675 km (0.092 R)
• M2: 388,506 km (0.052 R)
• M3: 498,909 km (0.026 R)
• M4: 777,011 km (0.111 R)
• M5: 899,532 km (0.102 R)
• M6: 1,086,829 km (0.048 R)
• M7: 1,175,690 km (0.073 R)
• M8: 1,329,775 km (0.037 R)
• M9: 1,414,897 km (0.104 R)
• M10: 1,681,779 km (0.088 R)
• M11: 1,798,017 km (0.06 R)
• M12: 1,929,214 km (0.092 R)
• M13: 2,026,602 km (0.11 R)
• M14: 2,188,617 km (0.04 R)
• M15: 2,552,738 km (0.113 R)
• M16: 2,646,686 km (0.092 R)
• M17: 2,992,556 km (0.094 R)
• M18: 3,221,590 km (0.089 R)
• M19: 3,397,218 km (0.082 R)
• M20: 3,742,939 km (0.11 R)
• M21: 4,005,932 km (0.058 R)
• M22: 4,227,037 km (0.089 R)
• M23: 4,403,713 km (0.07 R)
• M24: 4,632,148 km (0.112 R)
• M25: 4,864,474 km (0.036 R)
• M26: 5,100,689 km (0.051 R)
• M27: 5,340,794 km (0.086 R)
• M28: 5,655,099 km (0.099 R)
• M29: 5,761,164 km (0.061 R)
• M30: 6,011,441 km (0.104 R)
• M31: 6,119,750 km (0.102 R)
• M32: 6,320,061 km (0.07 R)
• M33: 6,522,617 km (0.08 R)
• M34: 6,746,116 km (0.097 R)
• M35: 6,877,613 km (0.117 R)
• M36: 7,335,083 km (0.105 R)
• M37: 7,489,767 km (0.118 R)
• M38: 7,587,006 km (0.054 R)
• M39: 7,861,667 km (0.12 R)
• M40: 8,119,574 km (0.067 R)
• M41: 8,299,690 km (0.081 R)
• M42: 8,603,074 km (0.087 R)
• M43: 8,725,445 km (0.103 R)
• M44: 8,889,554 km (0.079 R)
• M45: 8,992,627 km (0.082 R)
• M46: 9,283,296 km (0.061 R)
• M47: 9,598,199 km (0.041 R)
• M48: 9,682,872 km (0.099 R)
• M49: 9,874,058 km (0.057 R)
• M50: 10,303,553 km (0.079 R)
• M51: 10,673,509 km (0.074 R)
• M52: 10,826,996 km (0.096 R)
• M53: 11,561,073 km (0.118 R)
• M54: 11,877,323 km (0.118 R)
• M55: 12,657,476 km (0.089 R)
• M56: 13,406,812 km (0.057 R)
• M57: 13,667,710 km (0.058 R)
• M58: 13,882,383 km (0.065 R)
• M59: 14,098,253 km (0.117 R)
• M60: 15,268,407 km (0.069 R)
• M61: 15,890,136 km (0.09 R)
• M62: 16,015,499 km (0.113 R)
• M63: 17,004,491 km (0.098 R)
• M64: 17,132,846 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.8

Radius: 13.8

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 8.06 AU - 9.82 AU

Year: 10017 Days

Day: 9.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 72,574,460 km

• M1: 411,544 km (0.111 R)
• M2: 687,851 km (0.045 R)
• M3: 874,699 km (0.108 R)
• M4: 1,013,825 km (0.091 R)
• M5: 1,287,290 km (0.083 R)
• M6: 1,710,801 km (0.102 R)
• M7: 1,856,360 km (0.113 R)
• M8: 2,074,174 km (0.115 R)
• M9: 2,480,482 km (0.109 R)
• M10: 3,226,676 km (0.118 R)
• M11: 3,469,923 km (0.062 R)
• M12: 3,698,209 km (0.116 R)
• M13: 4,060,984 km (0.102 R)
• M14: 4,257,855 km (0.091 R)
• M15: 4,683,909 km (0.072 R)
• M16: 4,798,202 km (0.118 R)
• M17: 5,336,754 km (0.057 R)
• M18: 6,243,467 km (0.087 R)
• M19: 6,831,237 km (0.094 R)
• M20: 7,171,273 km (0.102 R)
• M21: 7,624,555 km (0.087 R)
• M22: 7,868,399 km (0.086 R)
• M23: 8,643,167 km (0.067 R)
• M24: 9,413,446 km (0.046 R)
• M25: 10,384,785 km (0.047 R)
• M26: 12,485,588 km (0.119 R)
• M27: 14,311,430 km (0.111 R)
• M28: 15,528,708 km (0.119 R)
• M29: 15,700,446 km (0.054 R)
• M30: 16,463,545 km (0.11 R)
• M31: 16,814,352 km (0.099 R)
• M32: 17,452,237 km (0.065 R)
• M33: 17,845,829 km (0.108 R)
• M34: 18,134,104 km (0.112 R)
• M35: 18,387,373 km (0.119 R)
• M36: 18,678,491 km (0.101 R)
• M37: 19,672,120 km (0.111 R)
• M38: 19,932,570 km (0.06 R)
• M39: 20,569,707 km (0.111 R)
• M40: 20,720,651 km (0.085 R)
• M41: 20,871,895 km (0.082 R)
• M42: 21,251,724 km (0.105 R)
• M43: 22,521,361 km (0.107 R)
• M44: 22,676,943 km (0.101 R)
• M45: 23,499,582 km (0.055 R)
• M46: 23,617,913 km (0.115 R)
• M47: 25,254,664 km (0.055 R)
• M48: 26,229,743 km (0.056 R)
• M49: 27,217,089 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937

Radius: 5.7

Gravity: 28.84 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 11.66 AU - 14.78 AU

Year: 18013 Days

Day: 23.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 72,574,460 km

• M1: 345,421 km (0.044 R)
• M2: 420,071 km (0.063 R)
• M3: 898,485 km (0.106 R)
• M4: 1,345,184 km (0.112 R)
• M5: 2,021,217 km (0.103 R)
• M6: 2,160,492 km (0.081 R)
• M7: 2,375,315 km (0.111 R)
• M8: 2,597,019 km (0.104 R)
• M9: 4,597,292 km (0.066 R)
• M10: 4,919,975 km (0.086 R)
• M11: 5,249,988 km (0.043 R)
• M12: 6,691,962 km (0.054 R)
• M13: 7,644,601 km (0.103 R)
• M14: 8,136,628 km (0.071 R)
• M15: 8,526,331 km (0.093 R)
• M16: 9,498,118 km (0.087 R)
• M17: 10,746,213 km (0.108 R)
• M18: 10,806,950 km (0.093 R)
• M19: 11,358,518 km (0.067 R)
• M20: 11,856,379 km (0.109 R)
• M21: 12,425,150 km (0.096 R)
• M22: 12,937,972 km (0.072 R)
• M23: 13,918,287 km (0.077 R)
• M24: 14,585,044 km (0.064 R)
• M25: 14,854,769 km (0.118 R)
• M26: 15,535,888 km (0.09 R)
• M27: 16,018,790 km (0.032 R)
• M28: 16,576,790 km (0.101 R)
• M29: 17,070,164 km (0.112 R)
• M30: 17,283,042 km (0.098 R)
• M31: 17,855,254 km (0.12 R)
• M32: 19,017,929 km (0.101 R)
• M33: 19,238,735 km (0.103 R)
• M34: 19,312,487 km (0.082 R)
• M35: 20,430,282 km (0.061 R)
• M36: 20,883,264 km (0.099 R)
• M37: 20,959,110 km (0.06 R)
• M38: 21,875,996 km (0.114 R)
• M39: 22,261,958 km (0.062 R)
• M40: 23,433,160 km (0.118 R)
• M41: 23,511,998 km (0.095 R)
• M42: 23,669,824 km (0.118 R)
• M43: 25,916,485 km (0.098 R)
• M44: 26,242,907 km (0.096 R)
• M45: 26,570,826 km (0.092 R)
• M46: 27,230,552 km (0.105 R)
• M47: 27,479,334 km (0.09 R)
• M48: 27,895,665 km (0.093 R)
• M49: 28,903,356 km (0.118 R)
• M50: 30,008,286 km (0.101 R)
• M51: 30,093,856 km (0.093 R)
• M52: 30,781,407 km (0.118 R)
• M53: 31,909,675 km (0.111 R)
• M54: 32,698,654 km (0.057 R)
• M55: 33,139,818 km (0.061 R)
• M56: 34,027,980 km (0.117 R)
• M57: 34,923,922 km (0.103 R)
• M58: 35,555,674 km (0.069 R)
• M59: 38,863,881 km (0.116 R)
• M60: 41,885,908 km (0.085 R)
• M61: 42,172,986 km (0.111 R)
• M62: 42,556,854 km (0.089 R)
• M63: 42,749,237 km (0.099 R)
• M64: 43,231,541 km (0.118 R)
• M65: 43,715,639 km (0.068 R)
• M66: 44,786,760 km (0.057 R)
• M67: 45,276,544 km (0.106 R)
• M68: 45,472,966 km (0.103 R)
• M69: 45,866,558 km (0.095 R)
• M70: 46,063,877 km (0.118 R)
• M71: 47,851,871 km (0.091 R)
• M72: 49,763,582 km (0.119 R)
• M73: 50,474,172 km (0.082 R)
• M74: 52,008,298 km (0.031 R)
• M75: 52,832,582 km (0.082 R)
• M76: 54,807,873 km (0.11 R)
• M77: 56,595,418 km (0.116 R)
• M78: 56,807,099 km (0.115 R)
• M79: 59,581,242 km (0.053 R)
• M80: 61,527,659 km (0.069 R)
• M81: 62,836,790 km (0.111 R)
• M82: 64,485,957 km (0.099 R)
• M83: 66,260,936 km (0.071 R)
• M84: 67,827,076 km (0.101 R)
• M85: 69,179,142 km (0.107 R)
• M86: 69,292,238 km (0.097 R)
• M87: 69,631,825 km (0.104 R)
• M88: 70,426,339 km (0.04 R)
• M89: 72,024,493 km (0.046 R)
• M90: 72,253,677 km (0.102 R)
• M91: 73,173,255 km (0.096 R)
• M92: 73,288,446 km (0.115 R)
• M93: 75,955,028 km (0.038 R)
• M94: 76,538,759 km (0.054 R)
• M95: 77,241,420 km (0.067 R)
• M96: 78,771,058 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.8

Radius: 4.3

Gravity: 18.54 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 15.58 AU - 18.48 AU

Year: 26336 Days

Day: 21.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 72,574,460 km

• M1: 214,224 km (0.09 R)
• M2: 306,376 km (0.09 R)
• M3: 938,278 km (0.1 R)
• M4: 1,172,997 km (0.099 R)
• M5: 1,663,828 km (0.084 R)
• M6: 1,979,030 km (0.102 R)
• M7: 2,844,903 km (0.114 R)
• M8: 3,068,103 km (0.112 R)
• M9: 3,143,799 km (0.096 R)
• M10: 3,413,524 km (0.076 R)
• M11: 4,016,254 km (0.086 R)
• M12: 6,932,964 km (0.107 R)
• M13: 8,000,793 km (0.099 R)
• M14: 8,315,098 km (0.106 R)
• M15: 8,526,929 km (0.074 R)
• M16: 9,227,645 km (0.082 R)
• M17: 9,282,249 km (0.059 R)
• M18: 9,723,413 km (0.094 R)
• M19: 10,171,458 km (0.074 R)
• M20: 10,454,797 km (0.102 R)
• M21: 10,971,508 km (0.094 R)
• M22: 11,029,402 km (0.112 R)
• M23: 11,087,446 km (0.112 R)
• M24: 12,874,692 km (0.076 R)
• M25: 12,935,728 km (0.081 R)
• M26: 12,997,063 km (0.085 R)
• M27: 13,304,487 km (0.118 R)
• M28: 13,989,196 km (0.096 R)
• M29: 16,640,669 km (0.064 R)
• M30: 17,445,206 km (0.11 R)
• M31: 18,262,609 km (0.11 R)
• M32: 18,675,948 km (0.086 R)
• M33: 18,814,326 km (0.075 R)
• M34: 19,301,566 km (0.119 R)
• M35: 19,441,590 km (0.041 R)
• M36: 20,359,672 km (0.079 R)
• M37: 20,645,105 km (0.118 R)
• M38: 22,679,037 km (0.082 R)
• M39: 24,246,075 km (0.082 R)
• M40: 24,397,019 km (0.07 R)
• M41: 24,548,412 km (0.084 R)
• M42: 24,852,096 km (0.075 R)
• M43: 25,539,797 km (0.069 R)
• M44: 26,079,098 km (0.116 R)
• M45: 27,404,236 km (0.118 R)
• M46: 27,798,127 km (0.112 R)
• M47: 28,511,858 km (0.112 R)
• M48: 28,591,594 km (0.073 R)
• M49: 30,525,894 km (0.106 R)
• M50: 31,344,344 km (0.098 R)
• M51: 31,921,493 km (0.097 R)
• M52: 32,087,098 km (0.119 R)
• M53: 32,919,161 km (0.092 R)
• M54: 34,095,748 km (0.087 R)
• M55: 34,859,445 km (0.049 R)
• M56: 35,286,248 km (0.088 R)
• M57: 35,371,818 km (0.09 R)
• M58: 35,800,566 km (0.102 R)
• M59: 36,058,622 km (0.108 R)
• M60: 36,836,680 km (0.101 R)
• M61: 37,970,184 km (0.069 R)
• M62: 39,203,618 km (0.104 R)
• M63: 41,078,379 km (0.105 R)
• M64: 41,529,117 km (0.08 R)
• M65: 42,435,231 km (0.103 R)
• M66: 42,890,906 km (0.074 R)
• M67: 44,267,207 km (0.118 R)
• M68: 46,218,262 km (0.071 R)
• M69: 46,593,154 km (0.106 R)
• M70: 46,968,944 km (0.115 R)
• M71: 49,627,747 km (0.088 R)
• M72: 50,782,044 km (0.082 R)
• M73: 50,878,685 km (0.05 R)
• M74: 52,042,556 km (0.119 R)
• M75: 52,432,558 km (0.038 R)
• M76: 52,627,783 km (0.112 R)
• M77: 53,019,281 km (0.1 R)
• M78: 54,297,894 km (0.087 R)
• M79: 55,885,426 km (0.069 R)
• M80: 56,284,703 km (0.069 R)
• M81: 56,684,877 km (0.088 R)
• M82: 57,086,099 km (0.079 R)
• M83: 57,488,218 km (0.036 R)
• M84: 57,992,063 km (0.069 R)
• M85: 58,598,832 km (0.038 R)
• M86: 59,207,546 km (0.09 R)
• M87: 60,329,081 km (0.101 R)
• M88: 61,457,648 km (0.046 R)
• M89: 61,560,571 km (0.101 R)
• M90: 61,869,790 km (0.092 R)
• M91: 62,696,767 km (0.117 R)
• M92: 65,409,575 km (0.11 R)
• M93: 68,054,016 km (0.095 R)
• M94: 70,302,023 km (0.079 R)
• M95: 71,597,691 km (0.119 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: 469 - 16,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit