🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.58 AU - 0.66 AU

Year: 181 Days

Day: 47.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.53 AU - 0.87 AU

Year: 217 Days

Day: 29.2 Hours

Environment

Temp: 154 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.72 AU - 0.94 AU

Year: 280 Days

Day: 16 Hours

Environment

Temp: 164 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.93 AU - 2.33 AU

Year: 1153 Days

Day: 39.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,442,684 km

• M1: 102,774 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.84 AU - 2.76 AU

Year: 1294 Days

Day: 21.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.1 AU - 3.12 AU

Year: 1564 Days

Day: 31.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,442,684 km

• M1: 1,423,573 km (0.119 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.32 AU - 3.08 AU

Year: 1645 Days

Day: 43 Hours

Environment

Temp: -99 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,442,684 km

• M1: 547,379 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.9

Radius: 14

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.33 AU - 7.11 AU

Year: 5753 Days

Day: 10.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 30,442,684 km

• M1: 183,257 km (0.116 R)
• M2: 283,937 km (0.117 R)
• M3: 400,473 km (0.107 R)
• M4: 602,281 km (0.073 R)
• M5: 718,219 km (0.09 R)
• M6: 915,838 km (0.09 R)
• M7: 1,149,061 km (0.101 R)
• M8: 1,564,046 km (0.113 R)
• M9: 2,025,406 km (0.12 R)
• M10: 2,188,617 km (0.069 R)
• M11: 2,399,101 km (0.099 R)
• M12: 2,550,644 km (0.082 R)
• M13: 2,638,607 km (0.106 R)
• M14: 2,978,045 km (0.097 R)
• M15: 3,331,694 km (0.115 R)
• M16: 3,599,774 km (0.092 R)
• M17: 4,261,744 km (0.075 R)
• M18: 4,688,098 km (0.12 R)
• M19: 4,878,985 km (0.087 R)
• M20: 6,197,092 km (0.057 R)
• M21: 6,957,647 km (0.093 R)
• M22: 7,683,646 km (0.07 R)
• M23: 7,876,926 km (0.108 R)
• M24: 9,071,016 km (0.108 R)
• M25: 9,412,698 km (0.073 R)
• M26: 9,619,891 km (0.039 R)
• M27: 9,793,574 km (0.091 R)
• M28: 10,857,813 km (0.063 R)
• M29: 11,075,179 km (0.075 R)
• M30: 11,184,386 km (0.041 R)
• M31: 11,367,194 km (0.071 R)
• M32: 11,810,004 km (0.074 R)
• M33: 12,183,251 km (0.114 R)
• M34: 12,484,690 km (0.027 R)
• M35: 12,903,265 km (0.093 R)
• M36: 13,133,646 km (0.052 R)
• M37: 13,989,645 km (0.098 R)
• M38: 14,984,172 km (0.117 R)
• M39: 15,347,844 km (0.055 R)
• M40: 15,673,668 km (0.084 R)
• M41: 16,414,926 km (0.064 R)
• M42: 16,748,080 km (0.103 R)
• M43: 17,378,785 km (0.099 R)
• M44: 17,888,913 km (0.101 R)
• M45: 18,102,988 km (0.106 R)
• M46: 18,620,148 km (0.102 R)
• M47: 19,361,106 km (0.107 R)
• M48: 19,845,654 km (0.077 R)
• M49: 20,423,550 km (0.073 R)
• M50: 20,513,010 km (0.078 R)
• M51: 21,232,875 km (0.059 R)
• M52: 21,778,308 km (0.105 R)
• M53: 21,869,713 km (0.113 R)
• M54: 22,052,671 km (0.096 R)
• M55: 23,348,637 km (0.117 R)
• M56: 23,770,354 km (0.041 R)
• M57: 24,431,427 km (0.05 R)
• M58: 24,573,844 km (0.093 R)
• M59: 24,764,282 km (0.096 R)
• M60: 25,002,891 km (0.106 R)
• M61: 25,386,459 km (0.057 R)
• M62: 25,868,464 km (0.096 R)
• M63: 25,965,254 km (0.076 R)
• M64: 26,062,193 km (0.067 R)
• M65: 26,304,990 km (0.092 R)
• M66: 26,499,617 km (0.1 R)
• M67: 27,826,850 km (0.102 R)
• M68: 28,025,366 km (0.106 R)
• M69: 28,174,515 km (0.048 R)
• M70: 29,680,666 km (0.092 R)
• M71: 30,596,804 km (0.079 R)
• M72: 31,573,977 km (0.075 R)
• M73: 32,300,574 km (0.052 R)
• M74: 32,404,844 km (0.093 R)
• M75: 33,400,866 km (0.073 R)
• M76: 33,611,799 km (0.036 R)
• M77: 34,035,012 km (0.111 R)
• M78: 36,123,697 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.4

Radius: 8.8

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.38 AU - 9.12 AU

Year: 8788 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 30,442,684 km

• M1: 219,161 km (0.048 R)
• M2: 345,421 km (0.038 R)
• M3: 1,156,691 km (0.053 R)
• M4: 1,744,162 km (0.113 R)
• M5: 2,438,146 km (0.05 R)
• M6: 2,617,514 km (0.101 R)
• M7: 2,774,891 km (0.109 R)
• M8: 3,043,868 km (0.116 R)
• M9: 3,126,296 km (0.09 R)
• M10: 3,293,397 km (0.077 R)
• M11: 3,378,070 km (0.115 R)
• M12: 3,492,063 km (0.102 R)
• M13: 3,665,597 km (0.114 R)
• M14: 3,841,823 km (0.079 R)
• M15: 4,294,805 km (0.118 R)
• M16: 4,356,589 km (0.114 R)
• M17: 4,637,983 km (0.036 R)
• M18: 5,383,728 km (0.092 R)
• M19: 5,855,859 km (0.044 R)
• M20: 6,948,223 km (0.119 R)
• M21: 7,093,632 km (0.039 R)
• M22: 7,424,692 km (0.057 R)
• M23: 8,917,080 km (0.095 R)
• M24: 9,555,564 km (0.031 R)
• M25: 10,003,161 km (0.11 R)
• M26: 10,291,436 km (0.12 R)
• M27: 10,499,078 km (0.068 R)
• M28: 10,876,364 km (0.117 R)
• M29: 12,034,850 km (0.089 R)
• M30: 12,385,507 km (0.081 R)
• M31: 13,007,385 km (0.046 R)
• M32: 13,097,144 km (0.116 R)
• M33: 13,776,169 km (0.095 R)
• M34: 14,005,053 km (0.074 R)
• M35: 15,263,022 km (0.067 R)
• M36: 15,737,995 km (0.096 R)
• M37: 15,977,352 km (0.092 R)
• M38: 16,073,394 km (0.096 R)
• M39: 17,389,107 km (0.084 R)
• M40: 17,487,841 km (0.082 R)
• M41: 18,789,792 km (0.103 R)
• M42: 18,891,219 km (0.068 R)
• M43: 19,094,523 km (0.115 R)
• M44: 19,760,682 km (0.117 R)
• M45: 19,915,516 km (0.045 R)
• M46: 20,382,261 km (0.107 R)
• M47: 20,747,878 km (0.036 R)
• M48: 22,124,627 km (0.088 R)
• M49: 22,769,993 km (0.107 R)
• M50: 23,149,373 km (0.095 R)
• M51: 23,530,847 km (0.073 R)
• M52: 23,914,267 km (0.079 R)
• M53: 24,355,132 km (0.079 R)
• M54: 24,909,990 km (0.096 R)
• M55: 26,542,402 km (0.104 R)
• M56: 26,941,529 km (0.082 R)
• M57: 27,342,751 km (0.097 R)
• M58: 28,383,354 km (0.105 R)
• M59: 28,908,592 km (0.119 R)
• M60: 29,378,179 km (0.099 R)
• M61: 29,672,887 km (0.063 R)
• M62: 31,041,409 km (0.1 R)
• M63: 32,857,078 km (0.081 R)
• M64: 33,224,341 km (0.098 R)
• M65: 34,644,772 km (0.105 R)
• M66: 35,268,446 km (0.038 R)
• M67: 36,274,192 km (0.092 R)
• M68: 36,463,883 km (0.056 R)
• M69: 36,907,590 km (0.107 R)
• M70: 36,971,019 km (0.042 R)
• M71: 37,034,598 km (0.085 R)
• M72: 37,098,327 km (0.073 R)
• M73: 37,161,906 km (0.092 R)
• M74: 37,480,699 km (0.119 R)
• M75: 37,672,334 km (0.066 R)
• M76: 38,764,847 km (0.083 R)
• M77: 40,586,800 km (0.106 R)
• M78: 40,652,324 km (0.107 R)
• M79: 41,046,664 km (0.12 R)
• M80: 41,244,283 km (0.093 R)
• M81: 41,442,201 km (0.058 R)
• M82: 41,574,295 km (0.056 R)
• M83: 41,640,418 km (0.06 R)
• M84: 41,838,934 km (0.117 R)
• M85: 42,970,044 km (0.118 R)
• M86: 44,111,176 km (0.096 R)
• M87: 44,246,113 km (0.075 R)
• M88: 44,651,673 km (0.107 R)
• M89: 44,719,291 km (0.107 R)
• M90: 45,466,383 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 68.4

Radius: 3.1

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 10.92 AU - 13.7 AU

Year: 16017 Days

Day: 15.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 30,442,684 km

• M1: 56,398 km (0.106 R)
• M2: 300,243 km (0.095 R)
• M3: 378,483 km (0.09 R)
• M4: 507,885 km (0.112 R)
• M5: 530,773 km (0.107 R)
• M6: 589,565 km (0.08 R)
• M7: 700,866 km (0.116 R)
• M8: 1,058,255 km (0.096 R)
• M9: 1,147,715 km (0.062 R)
• M10: 1,563,447 km (0.077 R)
• M11: 1,893,909 km (0.103 R)
• M12: 1,984,416 km (0.102 R)
• M13: 2,283,462 km (0.084 R)
• M14: 2,576,524 km (0.116 R)
• M15: 2,696,950 km (0.102 R)
• M16: 2,737,641 km (0.052 R)
• M17: 2,860,610 km (0.118 R)
• M18: 3,069,599 km (0.107 R)
• M19: 3,133,178 km (0.083 R)
• M20: 3,524,376 km (0.09 R)
• M21: 3,703,146 km (0.12 R)
• M22: 5,159,930 km (0.075 R)
• M23: 5,311,772 km (0.07 R)
• M24: 5,388,216 km (0.077 R)
• M25: 5,854,812 km (0.057 R)
• M26: 6,770,650 km (0.073 R)
• M27: 6,826,001 km (0.072 R)
• M28: 6,937,003 km (0.111 R)
• M29: 7,188,776 km (0.083 R)
• M30: 7,386,694 km (0.099 R)
• M31: 7,415,118 km (0.094 R)
• M32: 8,403,062 km (0.03 R)
• M33: 8,942,662 km (0.115 R)
• M34: 10,118,052 km (0.076 R)
• M35: 10,499,078 km (0.032 R)
• M36: 11,936,265 km (0.092 R)
• M37: 12,338,832 km (0.117 R)
• M38: 12,848,213 km (0.03 R)
• M39: 13,887,470 km (0.085 R)
• M40: 14,133,857 km (0.087 R)
• M41: 14,559,463 km (0.101 R)
• M42: 14,881,547 km (0.08 R)
• M43: 15,097,417 km (0.053 R)
• M44: 15,278,281 km (0.091 R)
• M45: 15,678,455 km (0.109 R)
• M46: 15,861,563 km (0.114 R)
• M47: 16,008,468 km (0.107 R)
• M48: 16,155,972 km (0.099 R)
• M49: 16,824,824 km (0.088 R)
• M50: 17,238,163 km (0.096 R)
• M51: 18,074,564 km (0.112 R)
• M52: 18,112,861 km (0.087 R)
• M53: 18,189,605 km (0.083 R)
• M54: 18,381,988 km (0.077 R)
• M55: 19,040,967 km (0.091 R)
• M56: 19,510,853 km (0.086 R)
• M57: 20,342,169 km (0.108 R)
• M58: 21,671,645 km (0.104 R)
• M59: 22,863,192 km (0.064 R)
• M60: 23,278,925 km (0.033 R)
• M61: 23,571,388 km (0.118 R)
• M62: 24,075,683 km (0.103 R)
• M63: 24,329,102 km (0.096 R)
• M64: 24,583,418 km (0.092 R)
• M65: 24,838,632 km (0.091 R)
• M66: 25,137,529 km (0.108 R)
• M67: 26,171,250 km (0.057 R)
• M68: 26,301,550 km (0.089 R)
• M69: 27,131,070 km (0.116 R)
• M70: 27,306,847 km (0.109 R)
• M71: 28,280,131 km (0.097 R)
• M72: 28,324,562 km (0.115 R)
• M73: 30,169,403 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 17,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit