🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.62 AU - 0.64 AU

Year: 323 Days

Day: 42.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.6

Radius: 11.1

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.78 AU - 0.96 AU

Year: 524 Days

Day: 12.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,792,979 km

• M1: 138,228 km (0.064 R)
• M2: 282,740 km (0.041 R)
• M3: 460,911 km (0.051 R)
• M4: 570,716 km (0.115 R)
• M5: 679,025 km (0.036 R)
• M6: 761,752 km (0.119 R)
• M7: 865,723 km (0.103 R)
• M8: 940,821 km (0.065 R)
• M9: 1,086,529 km (0.079 R)
• M10: 1,270,086 km (0.063 R)
• M11: 1,474,885 km (0.107 R)
• M12: 1,574,518 km (0.117 R)
• M13: 1,835,566 km (0.073 R)
• M14: 1,972,897 km (0.036 R)
• M15: 2,077,466 km (0.085 R)
• M16: 2,183,979 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.8

Radius: 11.4

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.75 AU - 1.17 AU

Year: 607 Days

Day: 5.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 30,792,979 km

• M1: 143,614 km (0.106 R)
• M2: 217,814 km (0.059 R)
• M3: 304,880 km (0.109 R)
• M4: 382,522 km (0.081 R)
• M5: 504,294 km (0.104 R)
• M6: 605,871 km (0.113 R)
• M7: 696,827 km (0.119 R)
• M8: 789,578 km (0.059 R)
• M9: 869,912 km (0.083 R)
• M10: 946,356 km (0.109 R)
• M11: 1,072,916 km (0.101 R)
• M12: 1,193,941 km (0.103 R)
• M13: 1,295,966 km (0.092 R)
• M14: 1,454,540 km (0.085 R)
• M15: 1,615,507 km (0.106 R)
• M16: 1,729,202 km (0.108 R)
• M17: 1,827,637 km (0.091 R)
• M18: 1,909,467 km (0.098 R)
• M19: 1,983,369 km (0.074 R)
• M20: 2,269,400 km (0.108 R)
• M21: 2,432,461 km (0.093 R)
• M22: 2,563,659 km (0.119 R)
• M23: 2,812,290 km (0.066 R)
• M24: 2,912,970 km (0.116 R)
• M25: 3,047,309 km (0.089 R)
• M26: 3,200,198 km (0.044 R)
• M27: 3,350,095 km (0.053 R)
• M28: 3,451,372 km (0.09 R)
• M29: 3,553,548 km (0.098 R)
• M30: 3,662,754 km (0.095 R)
• M31: 3,802,179 km (0.108 R)
• M32: 3,931,582 km (0.108 R)
• M33: 4,020,592 km (0.071 R)
• M34: 4,128,452 km (0.118 R)

Asteroid Belt

Center: 1.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.7

Radius: 12.2

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.06 AU - 2.44 AU

Year: 2179 Days

Day: 14 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 30,792,979 km

• M1: 177,423 km (0.105 R)
• M2: 255,214 km (0.12 R)
• M3: 362,326 km (0.083 R)
• M4: 554,709 km (0.1 R)
• M5: 641,027 km (0.083 R)
• M6: 769,531 km (0.095 R)
• M7: 963,859 km (0.097 R)
• M8: 1,105,827 km (0.105 R)
• M9: 1,201,570 km (0.104 R)
• M10: 1,337,106 km (0.041 R)
• M11: 1,421,030 km (0.079 R)
• M12: 1,795,474 km (0.099 R)
• M13: 1,909,766 km (0.085 R)
• M14: 2,167,823 km (0.036 R)
• M15: 2,312,484 km (0.106 R)
• M16: 2,494,993 km (0.104 R)
• M17: 2,635,166 km (0.118 R)
• M18: 2,960,093 km (0.08 R)
• M19: 3,108,793 km (0.108 R)
• M20: 3,311,050 km (0.118 R)
• M21: 3,957,163 km (0.1 R)
• M22: 4,246,036 km (0.076 R)
• M23: 4,772,022 km (0.085 R)
• M24: 5,228,595 km (0.069 R)
• M25: 5,439,528 km (0.037 R)
• M26: 5,591,968 km (0.047 R)
• M27: 5,668,712 km (0.098 R)
• M28: 5,761,164 km (0.03 R)
• M29: 5,947,862 km (0.063 R)
• M30: 6,152,362 km (0.076 R)
• M31: 6,343,099 km (0.098 R)
• M32: 6,584,401 km (0.062 R)
• M33: 6,730,707 km (0.106 R)
• M34: 6,812,388 km (0.065 R)
• M35: 6,943,884 km (0.108 R)
• M36: 7,076,129 km (0.073 R)
• M37: 7,767,421 km (0.097 R)
• M38: 8,147,399 km (0.104 R)
• M39: 8,234,615 km (0.08 R)
• M40: 8,480,404 km (0.038 R)
• M41: 9,159,878 km (0.096 R)
• M42: 9,819,754 km (0.118 R)
• M43: 9,912,505 km (0.064 R)
• M44: 10,249,399 km (0.107 R)
• M45: 11,011,151 km (0.038 R)
• M46: 11,262,775 km (0.107 R)
• M47: 11,653,525 km (0.107 R)
• M48: 11,870,292 km (0.059 R)
• M49: 12,148,245 km (0.118 R)
• M50: 12,308,015 km (0.115 R)
• M51: 12,549,017 km (0.092 R)
• M52: 12,690,387 km (0.075 R)
• M53: 12,832,206 km (0.078 R)
• M54: 12,913,438 km (0.119 R)
• M55: 13,117,340 km (0.097 R)
• M56: 13,240,309 km (0.104 R)
• M57: 13,902,280 km (0.113 R)
• M58: 14,006,699 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.5

Radius: 9

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.24 AU - 4.44 AU

Year: 5838 Days

Day: 14.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 30,792,979 km

• M1: 121,174 km (0.113 R)
• M2: 373,845 km (0.081 R)
• M3: 666,309 km (0.103 R)
• M4: 822,788 km (0.085 R)
• M5: 1,088,923 km (0.081 R)
• M6: 1,172,399 km (0.079 R)
• M7: 1,328,279 km (0.081 R)
• M8: 1,641,388 km (0.085 R)
• M9: 1,718,580 km (0.054 R)
• M10: 1,977,684 km (0.096 R)
• M11: 2,249,503 km (0.118 R)
• M12: 2,357,214 km (0.083 R)
• M13: 2,511,150 km (0.082 R)
• M14: 2,578,020 km (0.109 R)
• M15: 2,782,520 km (0.095 R)
• M16: 2,968,770 km (0.026 R)
• M17: 3,039,679 km (0.082 R)
• M18: 3,231,763 km (0.104 R)
• M19: 3,353,685 km (0.108 R)
• M20: 3,960,604 km (0.096 R)
• M21: 4,276,854 km (0.106 R)
• M22: 4,849,963 km (0.108 R)
• M23: 5,476,180 km (0.108 R)
• M24: 6,617,013 km (0.118 R)
• M25: 6,741,329 km (0.085 R)
• M26: 7,150,629 km (0.116 R)
• M27: 7,246,222 km (0.056 R)
• M28: 7,471,067 km (0.074 R)
• M29: 7,861,667 km (0.079 R)
• M30: 9,177,081 km (0.03 R)
• M31: 9,595,357 km (0.042 R)
• M32: 9,665,818 km (0.084 R)
• M33: 9,842,343 km (0.119 R)
• M34: 10,595,718 km (0.107 R)
• M35: 10,887,583 km (0.074 R)
• M36: 11,703,939 km (0.107 R)
• M37: 12,119,522 km (0.107 R)
• M38: 12,271,813 km (0.096 R)
• M39: 12,462,999 km (0.117 R)
• M40: 12,926,154 km (0.075 R)
• M41: 13,042,840 km (0.117 R)
• M42: 13,277,260 km (0.116 R)
• M43: 13,355,649 km (0.117 R)
• M44: 13,473,682 km (0.119 R)
• M45: 13,552,520 km (0.099 R)
• M46: 13,909,161 km (0.059 R)
• M47: 14,148,667 km (0.101 R)
• M48: 14,591,178 km (0.092 R)
• M49: 14,915,955 km (0.094 R)
• M50: 15,821,321 km (0.11 R)
• M51: 15,987,824 km (0.076 R)
• M52: 16,196,812 km (0.047 R)
• M53: 16,575,294 km (0.111 R)
• M54: 16,702,153 km (0.087 R)
• M55: 17,127,161 km (0.034 R)
• M56: 18,379,744 km (0.108 R)
• M57: 19,349,587 km (0.117 R)
• M58: 20,065,413 km (0.044 R)
• M59: 20,155,471 km (0.112 R)
• M60: 20,245,678 km (0.12 R)
• M61: 21,063,679 km (0.107 R)
• M62: 21,246,937 km (0.071 R)
• M63: 22,872,916 km (0.08 R)
• M64: 23,534,438 km (0.047 R)
• M65: 23,963,036 km (0.114 R)
• M66: 24,058,629 km (0.1 R)
• M67: 24,538,539 km (0.034 R)
• M68: 25,118,530 km (0.119 R)
• M69: 26,489,445 km (0.092 R)
• M70: 27,034,729 km (0.062 R)
• M71: 27,784,214 km (0.107 R)
• M72: 28,692,572 km (0.088 R)
• M73: 30,486,550 km (0.114 R)
• M74: 31,266,404 km (0.048 R)
• M75: 31,527,901 km (0.113 R)
• M76: 31,947,672 km (0.09 R)
• M77: 32,158,306 km (0.119 R)
• M78: 32,263,773 km (0.089 R)
• M79: 32,792,900 km (0.113 R)
• M80: 32,898,965 km (0.108 R)
• M81: 33,378,127 km (0.096 R)
• M82: 33,752,421 km (0.069 R)
• M83: 34,181,917 km (0.037 R)
• M84: 34,667,212 km (0.102 R)
• M85: 35,481,025 km (0.117 R)
• M86: 36,191,465 km (0.053 R)
• M87: 36,301,270 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.1

Radius: 9.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.39 AU - 4.99 AU

Year: 6558 Days

Day: 10.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 30,792,979 km

• M1: 140,622 km (0.077 R)
• M2: 253,568 km (0.12 R)
• M3: 353,051 km (0.091 R)
• M4: 582,385 km (0.115 R)
• M5: 725,250 km (0.093 R)
• M6: 901,926 km (0.105 R)
• M7: 1,128,417 km (0.104 R)
• M8: 1,199,925 km (0.117 R)
• M9: 1,273,078 km (0.081 R)
• M10: 1,335,311 km (0.096 R)
• M11: 1,554,920 km (0.117 R)
• M12: 1,635,254 km (0.085 R)
• M13: 1,927,718 km (0.065 R)
• M14: 2,087,638 km (0.037 R)
• M15: 2,530,298 km (0.093 R)
• M16: 3,035,640 km (0.1 R)
• M17: 3,274,099 km (0.113 R)
• M18: 3,343,363 km (0.111 R)
• M19: 3,430,578 km (0.039 R)
• M20: 3,625,355 km (0.087 R)
• M21: 4,231,525 km (0.08 R)
• M22: 4,307,222 km (0.113 R)
• M23: 4,517,556 km (0.046 R)
• M24: 4,594,899 km (0.076 R)
• M25: 4,672,689 km (0.118 R)
• M26: 4,849,365 km (0.036 R)
• M27: 5,048,180 km (0.09 R)
• M28: 5,229,493 km (0.112 R)
• M29: 5,744,558 km (0.103 R)
• M30: 5,807,389 km (0.078 R)
• M31: 6,146,827 km (0.105 R)
• M32: 6,211,154 km (0.102 R)
• M33: 6,362,248 km (0.117 R)
• M34: 6,427,323 km (0.064 R)
• M35: 6,492,697 km (0.083 R)
• M36: 6,690,017 km (0.098 R)
• M37: 6,889,431 km (0.081 R)
• M38: 7,135,818 km (0.09 R)
• M39: 7,522,230 km (0.11 R)
• M40: 7,822,323 km (0.053 R)
• M41: 7,915,523 km (0.093 R)
• M42: 8,434,478 km (0.072 R)
• M43: 9,110,959 km (0.102 R)
• M44: 9,955,589 km (0.1 R)
• M45: 10,107,281 km (0.102 R)
• M46: 10,387,328 km (0.101 R)
• M47: 10,695,799 km (0.025 R)
• M48: 10,851,231 km (0.027 R)
• M49: 11,559,727 km (0.117 R)
• M50: 11,772,455 km (0.061 R)
• M51: 11,852,639 km (0.069 R)
• M52: 12,147,945 km (0.087 R)
• M53: 12,773,414 km (0.114 R)
• M54: 13,159,377 km (0.052 R)
• M55: 14,027,344 km (0.111 R)
• M56: 14,311,430 km (0.103 R)
• M57: 14,425,423 km (0.073 R)
• M58: 14,740,925 km (0.089 R)
• M59: 15,145,588 km (0.093 R)
• M60: 15,612,632 km (0.047 R)
• M61: 15,818,479 km (0.111 R)
• M62: 16,232,865 km (0.107 R)
• M63: 16,501,094 km (0.112 R)
• M64: 16,800,888 km (0.106 R)
• M65: 17,163,065 km (0.095 R)
• M66: 17,284,388 km (0.097 R)
• M67: 17,680,524 km (0.084 R)
• M68: 18,141,285 km (0.115 R)
• M69: 18,388,720 km (0.109 R)
• M70: 19,012,094 km (0.082 R)
• M71: 19,326,399 km (0.088 R)
• M72: 19,484,225 km (0.058 R)
• M73: 19,610,785 km (0.102 R)
• M74: 19,832,938 km (0.115 R)
• M75: 20,087,852 km (0.062 R)
• M76: 20,151,731 km (0.093 R)
• M77: 20,794,403 km (0.066 R)
• M78: 21,345,821 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.7

Radius: 4.5

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 7.99 AU - 9.45 AU

Year: 16626 Days

Day: 21.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 30,792,979 km

• M1: 177,423 km (0.108 R)
• M2: 292,763 km (0.073 R)
• M3: 441,613 km (0.03 R)
• M4: 699,968 km (0.119 R)
• M5: 1,192,594 km (0.047 R)
• M6: 1,270,385 km (0.066 R)
• M7: 1,580,651 km (0.096 R)
• M8: 1,770,640 km (0.06 R)
• M9: 2,267,754 km (0.06 R)
• M10: 2,364,245 km (0.102 R)
• M11: 2,501,725 km (0.034 R)
• M12: 3,163,097 km (0.089 R)
• M13: 3,424,295 km (0.063 R)
• M14: 4,707,995 km (0.069 R)
• M15: 5,777,171 km (0.097 R)
• M16: 6,750,604 km (0.105 R)
• M17: 7,715,510 km (0.091 R)
• M18: 7,861,069 km (0.1 R)
• M19: 7,919,562 km (0.098 R)
• M20: 8,662,465 km (0.037 R)
• M21: 9,427,508 km (0.115 R)
• M22: 10,245,809 km (0.119 R)
• M23: 10,373,715 km (0.05 R)
• M24: 10,534,233 km (0.05 R)
• M25: 10,663,336 km (0.11 R)
• M26: 11,053,787 km (0.057 R)
• M27: 11,184,984 km (0.109 R)
• M28: 11,515,146 km (0.099 R)
• M29: 12,252,963 km (0.087 R)
• M30: 13,562,842 km (0.072 R)
• M31: 13,597,848 km (0.047 R)
• M32: 15,134,069 km (0.101 R)
• M33: 15,425,934 km (0.098 R)
• M34: 15,572,540 km (0.06 R)
• M35: 16,686,745 km (0.059 R)
• M36: 17,063,881 km (0.099 R)
• M37: 18,639,147 km (0.114 R)
• M38: 18,951,956 km (0.109 R)
• M39: 19,148,228 km (0.043 R)
• M40: 19,187,572 km (0.088 R)
• M41: 19,741,384 km (0.046 R)
• M42: 19,980,292 km (0.062 R)
• M43: 20,180,154 km (0.03 R)
• M44: 21,884,822 km (0.119 R)
• M45: 22,049,529 km (0.072 R)
• M46: 22,921,236 km (0.079 R)
• M47: 24,612,440 km (0.066 R)
• M48: 27,223,521 km (0.081 R)
• M49: 27,445,076 km (0.119 R)
• M50: 27,756,239 km (0.096 R)
• M51: 28,786,819 km (0.077 R)
• M52: 28,922,205 km (0.087 R)
• M53: 29,556,500 km (0.064 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 18,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit