🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.42 AU - 0.64 AU

Year: 140 Days

Day: 32.2 Hours

Environment

Temp: 207 °C

Axial Tilt: 73.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.66 AU - 0.72 AU

Year: 207 Days

Day: 39.1 Hours

Environment

Temp: 132 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.73 AU - 0.75 AU

Year: 230 Days

Day: 38.8 Hours

Environment

Temp: 110 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.72 AU - 2.34 AU

Year: 1046 Days

Day: 40.8 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.55 AU - 2.81 AU

Year: 1587 Days

Day: 28.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.03 AU - 3.38 AU

Year: 1604 Days

Day: 42.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.69 AU - 2.73 AU

Year: 1613 Days

Day: 13 Hours

Environment

Temp: -90 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,524,051 km

• M1: 104,270 km (0.075 R)
• M2: 2,247,558 km (0.118 R)

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.2

Radius: 11.4

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.55 AU - 5.43 AU

Year: 4031 Days

Day: 10.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 78,524,051 km

• M1: 142,567 km (0.108 R)
• M2: 251,175 km (0.109 R)
• M3: 592,856 km (0.078 R)
• M4: 680,072 km (0.111 R)
• M5: 793,318 km (0.111 R)
• M6: 902,374 km (0.112 R)
• M7: 1,028,785 km (0.084 R)
• M8: 1,100,292 km (0.104 R)
• M9: 1,325,886 km (0.076 R)
• M10: 1,404,425 km (0.082 R)
• M11: 1,608,177 km (0.102 R)
• M12: 1,692,550 km (0.101 R)
• M13: 1,792,930 km (0.09 R)
• M14: 2,014,784 km (0.118 R)
• M15: 2,090,929 km (0.079 R)
• M16: 2,404,935 km (0.087 R)
• M17: 2,667,180 km (0.068 R)
• M18: 2,818,873 km (0.06 R)
• M19: 3,025,617 km (0.112 R)
• M20: 3,148,586 km (0.082 R)
• M21: 3,675,769 km (0.108 R)
• M22: 3,807,266 km (0.036 R)
• M23: 4,408,200 km (0.099 R)
• M24: 4,669,249 km (0.095 R)
• M25: 4,832,310 km (0.095 R)
• M26: 4,914,589 km (0.107 R)
• M27: 5,059,849 km (0.077 R)
• M28: 5,461,070 km (0.102 R)
• M29: 5,982,568 km (0.049 R)
• M30: 6,271,741 km (0.083 R)
• M31: 6,474,745 km (0.111 R)
• M32: 6,588,440 km (0.099 R)
• M33: 8,053,003 km (0.098 R)
• M34: 8,596,193 km (0.103 R)
• M35: 8,897,483 km (0.106 R)
• M36: 9,176,782 km (0.077 R)
• M37: 9,484,804 km (0.095 R)
• M38: 10,993,948 km (0.075 R)
• M39: 11,211,612 km (0.07 R)
• M40: 11,679,106 km (0.045 R)
• M41: 11,845,758 km (0.039 R)
• M42: 12,040,983 km (0.055 R)
• M43: 12,237,405 km (0.055 R)
• M44: 12,321,778 km (0.119 R)
• M45: 12,491,422 km (0.094 R)
• M46: 12,718,661 km (0.041 R)
• M47: 12,861,378 km (0.091 R)
• M48: 13,091,010 km (0.051 R)
• M49: 13,177,328 km (0.065 R)
• M50: 13,408,756 km (0.073 R)
• M51: 13,583,187 km (0.052 R)
• M52: 14,081,648 km (0.055 R)
• M53: 14,347,782 km (0.051 R)
• M54: 14,585,942 km (0.107 R)
• M55: 14,705,471 km (0.112 R)
• M56: 15,399,156 km (0.096 R)
• M57: 15,612,333 km (0.087 R)
• M58: 15,795,890 km (0.075 R)
• M59: 15,949,527 km (0.091 R)
• M60: 16,041,828 km (0.06 R)
• M61: 16,319,931 km (0.047 R)
• M62: 16,537,446 km (0.06 R)
• M63: 16,755,859 km (0.039 R)
• M64: 18,054,219 km (0.066 R)
• M65: 18,569,584 km (0.12 R)
• M66: 18,991,898 km (0.103 R)
• M67: 19,319,069 km (0.095 R)
• M68: 19,813,191 km (0.047 R)
• M69: 19,978,796 km (0.066 R)
• M70: 20,111,639 km (0.097 R)
• M71: 20,311,352 km (0.026 R)
• M72: 20,578,833 km (0.096 R)
• M73: 20,780,191 km (0.074 R)
• M74: 21,049,767 km (0.115 R)
• M75: 21,320,389 km (0.062 R)
• M76: 21,626,167 km (0.099 R)
• M77: 22,242,361 km (0.092 R)
• M78: 22,587,035 km (0.076 R)
• M79: 23,107,635 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.3

Radius: 9.5

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.3 AU - 11.62 AU

Year: 12235 Days

Day: 7.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 78,524,051 km

• M1: 120,725 km (0.114 R)
• M2: 249,529 km (0.066 R)
• M3: 312,061 km (0.119 R)
• M4: 373,097 km (0.104 R)
• M5: 702,362 km (0.109 R)
• M6: 839,244 km (0.071 R)
• M7: 931,247 km (0.081 R)
• M8: 1,443,021 km (0.101 R)
• M9: 1,506,600 km (0.105 R)
• M10: 1,787,695 km (0.08 R)
• M11: 1,908,270 km (0.03 R)
• M12: 2,139,698 km (0.06 R)
• M13: 2,268,053 km (0.114 R)
• M14: 2,399,101 km (0.098 R)
• M15: 2,513,543 km (0.047 R)
• M16: 2,629,631 km (0.082 R)
• M17: 2,787,457 km (0.083 R)
• M18: 2,847,446 km (0.086 R)
• M19: 3,091,739 km (0.03 R)
• M20: 3,449,577 km (0.097 R)
• M21: 3,820,879 km (0.057 R)
• M22: 4,113,343 km (0.101 R)
• M23: 4,343,425 km (0.079 R)
• M24: 4,888,410 km (0.057 R)
• M25: 5,657,043 km (0.039 R)
• M26: 5,784,650 km (0.076 R)
• M27: 6,094,617 km (0.099 R)
• M28: 6,251,695 km (0.063 R)
• M29: 6,569,740 km (0.078 R)
• M30: 6,677,002 km (0.109 R)
• M31: 7,002,228 km (0.108 R)
• M32: 7,084,357 km (0.044 R)
• M33: 7,221,837 km (0.089 R)
• M34: 7,416,015 km (0.056 R)
• M35: 7,527,765 km (0.119 R)
• M36: 7,611,839 km (0.112 R)
• M37: 8,325,271 km (0.074 R)
• M38: 8,763,593 km (0.12 R)
• M39: 9,601,790 km (0.117 R)
• M40: 9,938,086 km (0.076 R)
• M41: 10,154,105 km (0.063 R)
• M42: 10,970,161 km (0.055 R)
• M43: 11,353,880 km (0.092 R)
• M44: 11,612,236 km (0.094 R)
• M45: 11,872,386 km (0.055 R)
• M46: 11,970,522 km (0.072 R)
• M47: 12,731,527 km (0.119 R)
• M48: 13,033,565 km (0.04 R)
• M49: 13,988,298 km (0.047 R)
• M50: 14,091,970 km (0.103 R)
• M51: 14,789,395 km (0.12 R)
• M52: 15,213,355 km (0.071 R)
• M53: 15,498,040 km (0.066 R)
• M54: 15,928,583 km (0.084 R)
• M55: 16,072,945 km (0.08 R)
• M56: 16,472,371 km (0.081 R)
• M57: 17,095,895 km (0.074 R)
• M58: 17,429,199 km (0.109 R)
• M59: 17,503,549 km (0.119 R)
• M60: 18,102,090 km (0.093 R)
• M61: 18,366,131 km (0.119 R)
• M62: 18,479,675 km (0.105 R)
• M63: 18,707,363 km (0.039 R)
• M64: 18,783,509 km (0.118 R)
• M65: 18,859,804 km (0.119 R)
• M66: 19,396,262 km (0.037 R)
• M67: 19,473,454 km (0.117 R)
• M68: 19,550,497 km (0.12 R)
• M69: 20,093,537 km (0.11 R)
• M70: 20,210,523 km (0.081 R)
• M71: 20,445,242 km (0.08 R)
• M72: 21,036,004 km (0.117 R)
• M73: 21,432,887 km (0.09 R)
• M74: 21,632,301 km (0.103 R)
• M75: 21,952,590 km (0.043 R)
• M76: 22,922,882 km (0.093 R)
• M77: 23,536,383 km (0.115 R)
• M78: 23,865,947 km (0.054 R)
• M79: 24,279,884 km (0.1 R)
• M80: 24,571,001 km (0.026 R)
• M81: 25,114,939 km (0.09 R)
• M82: 25,662,767 km (0.086 R)
• M83: 26,001,756 km (0.1 R)
• M84: 26,257,119 km (0.087 R)
• M85: 27,286,502 km (0.098 R)
• M86: 28,023,720 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.5

Radius: 4.4

Gravity: 23.79 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 15.3 AU - 18.9 AU

Year: 25573 Days

Day: 23.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 78,524,051 km

• M1: 260,300 km (0.106 R)
• M2: 754,422 km (0.051 R)
• M3: 905,815 km (0.052 R)
• M4: 1,012,179 km (0.074 R)
• M5: 1,122,582 km (0.109 R)
• M6: 1,266,047 km (0.066 R)
• M7: 1,476,980 km (0.116 R)
• M8: 1,602,343 km (0.05 R)
• M9: 2,425,281 km (0.11 R)
• M10: 3,275,894 km (0.096 R)
• M11: 3,522,581 km (0.101 R)
• M12: 3,775,252 km (0.115 R)
• M13: 3,990,224 km (0.1 R)
• M14: 4,387,406 km (0.116 R)
• M15: 7,020,628 km (0.097 R)
• M16: 8,710,186 km (0.107 R)
• M17: 8,936,977 km (0.111 R)
• M18: 9,165,712 km (0.047 R)
• M19: 9,454,286 km (0.085 R)
• M20: 10,457,789 km (0.106 R)
• M21: 11,494,502 km (0.108 R)
• M22: 11,805,666 km (0.047 R)
• M23: 11,993,710 km (0.099 R)
• M24: 13,533,072 km (0.053 R)
• M25: 13,729,793 km (0.084 R)
• M26: 13,927,562 km (0.115 R)
• M27: 17,715,230 km (0.101 R)
• M28: 17,858,545 km (0.108 R)
• M29: 18,218,777 km (0.07 R)
• M30: 19,019,424 km (0.105 R)
• M31: 20,354,436 km (0.096 R)
• M32: 20,579,730 km (0.089 R)
• M33: 20,730,525 km (0.085 R)
• M34: 21,260,999 km (0.106 R)
• M35: 22,723,169 km (0.106 R)
• M36: 22,956,990 km (0.108 R)
• M37: 24,217,502 km (0.094 R)
• M38: 24,616,030 km (0.098 R)
• M39: 24,776,100 km (0.046 R)
• M40: 28,634,229 km (0.077 R)
• M41: 29,479,008 km (0.111 R)
• M42: 30,331,716 km (0.078 R)
• M43: 32,061,666 km (0.112 R)
• M44: 33,026,572 km (0.107 R)
• M45: 34,357,844 km (0.093 R)
• M46: 37,072,447 km (0.062 R)
• M47: 37,347,557 km (0.12 R)
• M48: 37,715,568 km (0.109 R)
• M49: 39,199,728 km (0.031 R)
• M50: 39,293,078 km (0.076 R)
• M51: 40,042,862 km (0.11 R)
• M52: 40,797,284 km (0.074 R)
• M53: 41,271,210 km (0.101 R)
• M54: 42,703,909 km (0.075 R)
• M55: 43,958,736 km (0.081 R)
• M56: 44,055,825 km (0.109 R)
• M57: 44,542,018 km (0.076 R)
• M58: 44,932,169 km (0.102 R)
• M59: 45,912,783 km (0.078 R)
• M60: 46,603,327 km (0.101 R)
• M61: 48,494,992 km (0.078 R)
• M62: 49,399,760 km (0.042 R)
• M63: 49,904,952 km (0.114 R)
• M64: 51,328,226 km (0.049 R)
• M65: 51,737,227 km (0.11 R)
• M66: 52,352,972 km (0.081 R)
• M67: 52,764,665 km (0.11 R)
• M68: 53,177,555 km (0.085 R)
• M69: 56,202,873 km (0.076 R)
• M70: 56,941,288 km (0.093 R)
• M71: 57,789,358 km (0.077 R)
• M72: 58,428,141 km (0.104 R)
• M73: 59,283,392 km (0.106 R)
• M74: 60,142,832 km (0.071 R)
• M75: 60,573,973 km (0.103 R)
• M76: 63,511,776 km (0.104 R)
• M77: 63,731,236 km (0.04 R)
• M78: 65,053,083 km (0.107 R)
• M79: 65,606,595 km (0.112 R)
• M80: 65,828,449 km (0.032 R)
• M81: 66,050,601 km (0.074 R)
• M82: 66,161,753 km (0.104 R)
• M83: 66,606,806 km (0.1 R)
• M84: 68,172,797 km (0.119 R)
• M85: 69,298,670 km (0.12 R)
• M86: 69,524,563 km (0.053 R)
• M87: 70,771,461 km (0.116 R)
• M88: 73,402,439 km (0.083 R)
• M89: 73,517,630 km (0.041 R)
• M90: 75,716,120 km (0.104 R)
• M91: 77,350,028 km (0.08 R)
• M92: 78,171,171 km (0.091 R)
• M93: 78,288,754 km (0.102 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 19,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit