🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.5 AU - 0.52 AU

Year: 239 Days

Day: 16.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.54 AU - 0.6 AU

Year: 282 Days

Day: 24.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.2

Radius: 8.2

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.71 AU - 0.97 AU

Year: 505 Days

Day: 10.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 25,006,520 km

• M1: 105,317 km (0.042 R)
• M2: 170,392 km (0.12 R)
• M3: 230,231 km (0.072 R)
• M4: 301,290 km (0.107 R)
• M5: 354,248 km (0.075 R)
• M6: 444,306 km (0.07 R)
• M7: 506,838 km (0.101 R)
• M8: 557,850 km (0.055 R)
• M9: 630,256 km (0.083 R)
• M10: 681,867 km (0.066 R)
• M11: 743,202 km (0.106 R)
• M12: 819,647 km (0.05 R)
• M13: 985,401 km (0.069 R)
• M14: 1,046,288 km (0.094 R)
• M15: 1,380,938 km (0.103 R)
• M16: 1,454,989 km (0.107 R)
• M17: 1,541,307 km (0.118 R)
• M18: 1,618,350 km (0.057 R)
• M19: 1,674,150 km (0.111 R)
• M20: 1,787,695 km (0.116 R)
• M21: 1,851,274 km (0.073 R)
• M22: 1,969,007 km (0.114 R)
• M23: 2,064,899 km (0.069 R)
• M24: 2,199,388 km (0.112 R)
• M25: 2,261,471 km (0.026 R)
• M26: 2,336,868 km (0.11 R)
• M27: 2,393,865 km (0.089 R)
• M28: 2,451,460 km (0.099 R)
• M29: 2,522,370 km (0.118 R)
• M30: 2,581,012 km (0.11 R)
• M31: 2,646,686 km (0.09 R)
• M32: 2,719,540 km (0.094 R)
• M33: 2,799,724 km (0.029 R)
• M34: 2,969,518 km (0.114 R)
• M35: 3,156,814 km (0.088 R)
• M36: 3,234,156 km (0.078 R)
• M37: 3,448,530 km (0.101 R)
• M38: 3,535,596 km (0.12 R)
• M39: 3,726,633 km (0.082 R)
• M40: 3,898,670 km (0.073 R)
• M41: 4,065,472 km (0.08 R)
• M42: 4,196,071 km (0.066 R)
• M43: 4,382,918 km (0.114 R)
• M44: 4,453,678 km (0.038 R)
• M45: 4,588,466 km (0.119 R)
• M46: 4,700,365 km (0.115 R)
• M47: 4,797,005 km (0.087 R)
• M48: 4,902,621 km (0.076 R)
• M49: 5,382,681 km (0.063 R)
• M50: 5,500,863 km (0.109 R)
• M51: 5,602,739 km (0.096 R)
• M52: 5,765,502 km (0.053 R)
• M53: 5,869,173 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.1

Radius: 13

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.84 AU - 1.1 AU

Year: 627 Days

Day: 13.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 25,006,520 km

• M1: 226,491 km (0.1 R)
• M2: 332,107 km (0.06 R)
• M3: 545,135 km (0.081 R)
• M4: 629,209 km (0.036 R)
• M5: 841,488 km (0.067 R)
• M6: 942,167 km (0.095 R)
• M7: 1,097,001 km (0.111 R)
• M8: 1,217,876 km (0.082 R)
• M9: 1,323,941 km (0.109 R)
• M10: 1,504,506 km (0.059 R)
• M11: 1,747,752 km (0.103 R)
• M12: 1,840,951 km (0.041 R)
• M13: 1,998,328 km (0.076 R)
• M14: 2,131,171 km (0.087 R)
• M15: 2,260,873 km (0.112 R)
• M16: 2,417,950 km (0.103 R)
• M17: 2,541,219 km (0.097 R)
• M18: 2,692,014 km (0.12 R)
• M19: 2,781,324 km (0.11 R)
• M20: 2,891,278 km (0.097 R)
• M21: 3,009,161 km (0.1 R)
• M22: 3,115,525 km (0.094 R)
• M23: 3,359,370 km (0.083 R)
• M24: 3,469,773 km (0.119 R)
• M25: 3,673,077 km (0.08 R)
• M26: 3,765,528 km (0.065 R)
• M27: 4,172,584 km (0.082 R)
• M28: 4,306,624 km (0.026 R)
• M29: 4,396,681 km (0.038 R)
• M30: 4,617,039 km (0.059 R)
• M31: 4,880,182 km (0.086 R)
• M32: 5,116,546 km (0.098 R)
• M33: 5,260,160 km (0.071 R)
• M34: 5,372,808 km (0.096 R)
• M35: 5,510,587 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.3

Radius: 13.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.04 AU - 6.18 AU

Year: 7578 Days

Day: 9.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 25,006,520 km

• M1: 217,216 km (0.111 R)
• M2: 426,803 km (0.11 R)
• M3: 554,709 km (0.049 R)
• M4: 776,712 km (0.098 R)
• M5: 1,084,136 km (0.104 R)
• M6: 1,195,736 km (0.11 R)
• M7: 1,311,525 km (0.047 R)
• M8: 1,492,688 km (0.12 R)
• M9: 1,725,911 km (0.064 R)
• M10: 1,903,184 km (0.086 R)
• M11: 2,040,365 km (0.105 R)
• M12: 2,472,254 km (0.11 R)
• M13: 2,699,194 km (0.088 R)
• M14: 2,985,973 km (0.108 R)
• M15: 3,617,875 km (0.029 R)
• M16: 4,022,986 km (0.088 R)
• M17: 4,689,145 km (0.112 R)
• M18: 4,940,021 km (0.046 R)
• M19: 5,292,174 km (0.061 R)
• M20: 5,553,522 km (0.056 R)
• M21: 5,652,705 km (0.107 R)
• M22: 6,021,314 km (0.042 R)
• M23: 7,066,405 km (0.049 R)
• M24: 7,573,243 km (0.089 R)
• M25: 7,757,248 km (0.089 R)
• M26: 8,853,202 km (0.035 R)
• M27: 9,399,683 km (0.064 R)
• M28: 9,756,773 km (0.063 R)
• M29: 9,876,900 km (0.081 R)
• M30: 10,118,501 km (0.117 R)
• M31: 10,402,737 km (0.102 R)
• M32: 11,229,714 km (0.113 R)
• M33: 11,355,675 km (0.094 R)
• M34: 11,906,644 km (0.037 R)
• M35: 12,946,649 km (0.083 R)
• M36: 14,242,166 km (0.117 R)
• M37: 14,652,513 km (0.082 R)
• M38: 15,578,524 km (0.048 R)
• M39: 17,099,485 km (0.058 R)
• M40: 17,487,093 km (0.096 R)
• M41: 18,468,904 km (0.114 R)
• M42: 18,617,605 km (0.096 R)
• M43: 19,670,474 km (0.059 R)
• M44: 19,924,043 km (0.082 R)
• M45: 21,000,848 km (0.05 R)
• M46: 21,311,862 km (0.111 R)
• M47: 21,520,252 km (0.065 R)
• M48: 22,837,162 km (0.089 R)
• M49: 23,639,904 km (0.089 R)
• M50: 24,125,948 km (0.027 R)
• M51: 24,506,226 km (0.033 R)
• M52: 24,615,282 km (0.039 R)
• M53: 24,779,242 km (0.1 R)
• M54: 24,998,253 km (0.084 R)
• M55: 27,280,369 km (0.116 R)
• M56: 27,450,012 km (0.1 R)
• M57: 28,074,883 km (0.111 R)
• M58: 28,819,431 km (0.12 R)
• M59: 29,107,557 km (0.069 R)
• M60: 29,919,275 km (0.028 R)
• M61: 30,094,155 km (0.116 R)
• M62: 31,032,881 km (0.038 R)
• M63: 32,339,170 km (0.095 R)
• M64: 32,518,688 km (0.098 R)
• M65: 32,638,665 km (0.103 R)
• M66: 33,300,486 km (0.086 R)
• M67: 33,542,386 km (0.072 R)
• M68: 34,271,227 km (0.087 R)
• M69: 35,189,758 km (0.069 R)
• M70: 35,621,198 km (0.044 R)
• M71: 36,676,162 km (0.084 R)
• M72: 36,988,522 km (0.089 R)
• M73: 38,944,215 km (0.081 R)
• M74: 41,386,999 km (0.117 R)
• M75: 42,234,172 km (0.058 R)
• M76: 42,364,920 km (0.108 R)
• M77: 42,823,886 km (0.105 R)
• M78: 44,277,080 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.6

Radius: 3.4

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.51 AU - 6.73 AU

Year: 9932 Days

Day: 22.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 25,006,520 km

• M1: 56,847 km (0.102 R)
• M2: 88,113 km (0.06 R)
• M3: 112,946 km (0.084 R)
• M4: 165,605 km (0.075 R)
• M5: 288,574 km (0.114 R)
• M6: 436,975 km (0.078 R)
• M7: 738,864 km (0.115 R)
• M8: 903,870 km (0.072 R)
• M9: 940,671 km (0.095 R)
• M10: 1,080,097 km (0.112 R)
• M11: 1,132,306 km (0.093 R)
• M12: 1,225,955 km (0.116 R)
• M13: 1,321,996 km (0.105 R)
• M14: 1,565,691 km (0.086 R)
• M15: 1,715,439 km (0.108 R)
• M16: 1,807,591 km (0.099 R)
• M17: 1,964,669 km (0.082 R)
• M18: 2,061,010 km (0.069 R)
• M19: 2,093,473 km (0.06 R)
• M20: 2,393,416 km (0.07 R)
• M21: 2,583,256 km (0.073 R)
• M22: 2,635,914 km (0.086 R)
• M23: 2,831,888 km (0.046 R)
• M24: 3,088,149 km (0.117 R)
• M25: 3,125,399 km (0.115 R)
• M26: 3,467,080 km (0.078 R)
• M27: 3,525,274 km (0.118 R)
• M28: 3,564,169 km (0.091 R)
• M29: 4,185,449 km (0.091 R)
• M30: 4,476,866 km (0.114 R)
• M31: 4,731,781 km (0.09 R)
• M32: 5,706,411 km (0.116 R)
• M33: 5,752,188 km (0.104 R)
• M34: 5,844,041 km (0.092 R)
• M35: 5,890,117 km (0.118 R)
• M36: 6,052,431 km (0.089 R)
• M37: 6,263,364 km (0.09 R)
• M38: 6,334,123 km (0.098 R)
• M39: 6,764,666 km (0.105 R)
• M40: 6,910,225 km (0.08 R)
• M41: 6,934,609 km (0.093 R)
• M42: 7,032,446 km (0.116 R)
• M43: 7,502,932 km (0.039 R)
• M44: 7,983,739 km (0.072 R)
• M45: 8,188,987 km (0.072 R)
• M46: 8,841,982 km (0.065 R)
• M47: 9,214,930 km (0.112 R)
• M48: 9,376,346 km (0.097 R)
• M49: 9,838,603 km (0.098 R)
• M50: 10,728,860 km (0.108 R)
• M51: 11,012,348 km (0.084 R)
• M52: 11,355,825 km (0.083 R)
• M53: 11,528,760 km (0.109 R)
• M54: 11,644,549 km (0.096 R)
• M55: 11,994,458 km (0.109 R)
• M56: 12,436,520 km (0.117 R)
• M57: 12,704,300 km (0.119 R)
• M58: 12,853,898 km (0.102 R)
• M59: 12,974,025 km (0.059 R)
• M60: 13,094,601 km (0.065 R)
• M61: 13,124,670 km (0.093 R)
• M62: 13,185,108 km (0.118 R)
• M63: 13,245,695 km (0.106 R)
• M64: 14,444,123 km (0.095 R)
• M65: 15,008,855 km (0.102 R)
• M66: 15,072,135 km (0.067 R)
• M67: 15,230,410 km (0.104 R)
• M68: 15,293,989 km (0.096 R)
• M69: 15,516,890 km (0.094 R)
• M70: 15,644,796 km (0.117 R)
• M71: 15,740,987 km (0.097 R)
• M72: 16,975,618 km (0.058 R)
• M73: 17,206,448 km (0.111 R)
• M74: 17,239,509 km (0.118 R)
• M75: 17,604,677 km (0.119 R)
• M76: 18,342,345 km (0.112 R)
• M77: 18,409,963 km (0.099 R)
• M78: 18,613,117 km (0.093 R)
• M79: 18,953,452 km (0.051 R)
• M80: 19,021,818 km (0.103 R)
• M81: 19,158,700 km (0.073 R)
• M82: 19,192,958 km (0.078 R)
• M83: 19,571,291 km (0.063 R)
• M84: 20,335,287 km (0.11 R)
• M85: 20,650,640 km (0.091 R)
• M86: 21,321,586 km (0.044 R)
• M87: 21,606,271 km (0.04 R)
• M88: 23,230,904 km (0.045 R)
• M89: 23,744,174 km (0.06 R)
• M90: 23,780,975 km (0.08 R)
• M91: 24,039,331 km (0.114 R)
• M92: 24,856,883 km (0.048 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 15,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit