🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2 AU - 2.18 AU

Year: 1093 Days

Day: 39.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.29 AU - 2.59 AU

Year: 1378 Days

Day: 41.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,915,300 km

• M1: 173,833 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.75 AU - 3.67 AU

Year: 2080 Days

Day: 35.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.5 AU - 3.98 AU

Year: 2109 Days

Day: 16.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.56 AU - 3.94 AU

Year: 2119 Days

Day: 17.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.57 AU - 3.95 AU

Year: 2129 Days

Day: 39.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.3

Radius: 13.5

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 4.29 AU - 5.69 AU

Year: 4031 Days

Day: 11.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 38,915,300 km

• M1: 201,957 km (0.119 R)
• M2: 300,542 km (0.083 R)
• M3: 673,041 km (0.107 R)
• M4: 785,838 km (0.076 R)
• M5: 1,085,781 km (0.066 R)
• M6: 1,194,240 km (0.058 R)
• M7: 1,299,557 km (0.117 R)
• M8: 1,467,555 km (0.106 R)
• M9: 1,635,254 km (0.097 R)
• M10: 1,899,295 km (0.111 R)
• M11: 2,117,259 km (0.072 R)
• M12: 2,442,036 km (0.109 R)
• M13: 2,578,319 km (0.07 R)
• M14: 2,811,393 km (0.103 R)
• M15: 2,906,537 km (0.035 R)
• M16: 3,228,472 km (0.041 R)
• M17: 3,338,426 km (0.108 R)
• M18: 3,449,727 km (0.104 R)
• M19: 3,886,104 km (0.094 R)
• M20: 4,078,487 km (0.107 R)
• M21: 4,274,161 km (0.084 R)
• M22: 4,517,706 km (0.078 R)
• M23: 4,754,370 km (0.109 R)
• M24: 4,925,959 km (0.112 R)
• M25: 5,287,387 km (0.082 R)
• M26: 5,561,002 km (0.078 R)
• M27: 5,754,132 km (0.04 R)
• M28: 5,900,589 km (0.086 R)
• M29: 6,023,409 km (0.103 R)
• M30: 6,650,972 km (0.09 R)
• M31: 6,779,028 km (0.068 R)
• M32: 7,378,616 km (0.065 R)
• M33: 7,644,750 km (0.081 R)
• M34: 8,282,486 km (0.109 R)
• M35: 8,545,180 km (0.066 R)
• M36: 8,642,718 km (0.095 R)
• M37: 8,852,753 km (0.086 R)
• M38: 9,206,851 km (0.094 R)
• M39: 9,507,992 km (0.09 R)
• M40: 9,594,609 km (0.106 R)
• M41: 9,841,446 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.4

Radius: 10.5

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.92 AU - 12.44 AU

Year: 14436 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 38,915,300 km

• M1: 192,832 km (0.06 R)
• M2: 391,498 km (0.12 R)
• M3: 520,601 km (0.087 R)
• M4: 724,502 km (0.098 R)
• M5: 805,435 km (0.082 R)
• M6: 1,727,257 km (0.104 R)
• M7: 2,127,731 km (0.111 R)
• M8: 3,495,055 km (0.106 R)
• M9: 3,745,183 km (0.09 R)
• M10: 4,075,345 km (0.111 R)
• M11: 4,646,510 km (0.059 R)
• M12: 5,324,188 km (0.112 R)
• M13: 5,488,297 km (0.119 R)
• M14: 6,075,469 km (0.097 R)
• M15: 6,463,526 km (0.082 R)
• M16: 6,993,551 km (0.11 R)
• M17: 7,491,712 km (0.069 R)
• M18: 7,722,092 km (0.102 R)
• M19: 9,847,280 km (0.048 R)
• M20: 10,048,938 km (0.072 R)
• M21: 10,869,632 km (0.095 R)
• M22: 11,499,140 km (0.071 R)
• M23: 12,520,145 km (0.084 R)
• M24: 13,346,524 km (0.118 R)
• M25: 13,738,171 km (0.095 R)
• M26: 14,020,312 km (0.039 R)
• M27: 14,993,746 km (0.034 R)
• M28: 15,342,608 km (0.115 R)
• M29: 16,945,100 km (0.094 R)
• M30: 17,065,975 km (0.096 R)
• M31: 19,289,449 km (0.041 R)
• M32: 20,499,247 km (0.101 R)
• M33: 20,692,527 km (0.076 R)
• M34: 20,951,182 km (0.105 R)
• M35: 21,210,884 km (0.118 R)
• M36: 21,733,429 km (0.106 R)
• M37: 22,791,535 km (0.119 R)
• M38: 22,991,697 km (0.086 R)
• M39: 24,751,566 km (0.096 R)
• M40: 25,439,866 km (0.049 R)
• M41: 26,344,185 km (0.062 R)
• M42: 26,765,004 km (0.116 R)
• M43: 26,905,925 km (0.112 R)
• M44: 27,258,976 km (0.059 R)
• M45: 27,329,736 km (0.061 R)
• M46: 27,400,645 km (0.057 R)
• M47: 28,327,404 km (0.072 R)
• M48: 29,047,269 km (0.053 R)
• M49: 29,992,129 km (0.067 R)
• M50: 30,284,892 km (0.066 R)
• M51: 31,242,917 km (0.065 R)
• M52: 31,837,419 km (0.06 R)
• M53: 31,911,919 km (0.088 R)
• M54: 33,037,643 km (0.1 R)
• M55: 33,339,980 km (0.069 R)
• M56: 33,415,676 km (0.093 R)
• M57: 34,099,937 km (0.032 R)
• M58: 34,405,416 km (0.073 R)
• M59: 34,711,942 km (0.069 R)
• M60: 37,353,392 km (0.094 R)
• M61: 38,857,449 km (0.073 R)
• M62: 39,898,051 km (0.096 R)
• M63: 41,679,762 km (0.052 R)
• M64: 42,088,314 km (0.117 R)
• M65: 42,170,144 km (0.025 R)
• M66: 44,650,776 km (0.081 R)
• M67: 46,669,150 km (0.108 R)
• M68: 47,178,381 km (0.096 R)
• M69: 48,717,145 km (0.054 R)
• M70: 49,406,193 km (0.113 R)
• M71: 49,492,660 km (0.058 R)
• M72: 50,620,030 km (0.111 R)
• M73: 51,668,262 km (0.088 R)
• M74: 51,843,591 km (0.065 R)
• M75: 52,019,219 km (0.096 R)
• M76: 52,194,996 km (0.087 R)
• M77: 52,371,073 km (0.09 R)
• M78: 53,431,123 km (0.088 R)
• M79: 54,319,884 km (0.1 R)
• M80: 54,498,355 km (0.118 R)
• M81: 57,469,219 km (0.081 R)
• M82: 57,560,025 km (0.11 R)
• M83: 58,288,417 km (0.097 R)
• M84: 58,745,289 km (0.098 R)
• M85: 59,111,654 km (0.089 R)
• M86: 61,325,702 km (0.03 R)
• M87: 61,697,303 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.2

Radius: 5.8

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 15.68 AU - 16.2 AU

Year: 23016 Days

Day: 18.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 38,915,300 km

• M1: 129,701 km (0.061 R)
• M2: 216,618 km (0.108 R)
• M3: 326,423 km (0.069 R)
• M4: 418,425 km (0.038 R)
• M5: 701,016 km (0.114 R)
• M6: 1,138,440 km (0.045 R)
• M7: 1,337,555 km (0.039 R)
• M8: 1,788,742 km (0.063 R)
• M9: 1,850,974 km (0.073 R)
• M10: 2,041,861 km (0.118 R)
• M11: 3,188,080 km (0.096 R)
• M12: 3,783,480 km (0.086 R)
• M13: 4,753,772 km (0.112 R)
• M14: 4,927,455 km (0.118 R)
• M15: 5,643,280 km (0.063 R)
• M16: 5,919,887 km (0.106 R)
• M17: 6,232,696 km (0.084 R)
• M18: 6,550,741 km (0.113 R)
• M19: 6,614,919 km (0.038 R)
• M20: 6,679,395 km (0.097 R)
• M21: 7,103,505 km (0.099 R)
• M22: 7,502,632 km (0.11 R)
• M23: 7,977,606 km (0.036 R)
• M24: 8,080,679 km (0.066 R)
• M25: 8,814,307 km (0.119 R)
• M26: 9,569,028 km (0.057 R)
• M27: 10,381,643 km (0.091 R)
• M28: 10,948,470 km (0.093 R)
• M29: 11,525,170 km (0.115 R)
• M30: 11,602,811 km (0.061 R)
• M31: 12,111,743 km (0.082 R)
• M32: 12,309,511 km (0.119 R)
• M33: 12,588,062 km (0.094 R)
• M34: 12,628,005 km (0.108 R)
• M35: 12,667,948 km (0.12 R)
• M36: 12,748,132 km (0.075 R)
• M37: 13,722,912 km (0.1 R)
• M38: 14,679,441 km (0.115 R)
• M39: 15,229,662 km (0.116 R)
• M40: 15,528,558 km (0.111 R)
• M41: 15,571,493 km (0.099 R)
• M42: 15,657,362 km (0.117 R)
• M43: 15,700,297 km (0.086 R)
• M44: 17,407,507 km (0.08 R)
• M45: 17,541,248 km (0.111 R)
• M46: 18,760,321 km (0.057 R)
• M47: 19,264,765 km (0.093 R)
• M48: 19,310,841 km (0.101 R)
• M49: 19,356,917 km (0.091 R)
• M50: 19,541,820 km (0.094 R)
• M51: 21,613,302 km (0.082 R)
• M52: 21,949,299 km (0.107 R)
• M53: 23,359,408 km (0.108 R)
• M54: 24,898,920 km (0.087 R)
• M55: 24,949,185 km (0.117 R)
• M56: 25,757,013 km (0.083 R)
• M57: 25,807,727 km (0.069 R)
• M58: 26,317,407 km (0.091 R)
• M59: 26,470,894 km (0.071 R)
• M60: 26,727,455 km (0.115 R)
• M61: 27,398,401 km (0.12 R)
• M62: 28,231,661 km (0.095 R)
• M63: 28,336,380 km (0.082 R)
• M64: 29,231,873 km (0.063 R)
• M65: 29,603,474 km (0.087 R)
• M66: 31,212,997 km (0.07 R)
• M67: 32,961,048 km (0.069 R)
• M68: 33,071,302 km (0.117 R)
• M69: 33,347,609 km (0.115 R)
• M70: 33,958,118 km (0.057 R)
• M71: 34,236,969 km (0.112 R)
• M72: 35,359,402 km (0.054 R)
• M73: 35,755,237 km (0.101 R)
• M74: 36,323,111 km (0.116 R)
• M75: 37,123,160 km (0.111 R)
• M76: 38,624,375 km (0.109 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 16,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit