🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.7 AU

Year: 275 Days

Day: 43.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 7.6 °

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: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.55 AU - 0.59 AU

Year: 282 Days

Day: 22.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.52 AU - 0.7 AU

Year: 313 Days

Day: 30 Hours

Environment

Temp: -130 °C

Axial Tilt: 88.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,171,126 km

• M1: 33,211 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.1

Radius: 9.3

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.69 AU - 0.95 AU

Year: 487 Days

Day: 14.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 25,171,126 km

• M1: 127,757 km (0.064 R)
• M2: 200,461 km (0.086 R)
• M3: 261,647 km (0.079 R)
• M4: 349,012 km (0.102 R)
• M5: 430,991 km (0.035 R)
• M6: 673,190 km (0.111 R)
• M7: 807,978 km (0.086 R)
• M8: 874,250 km (0.083 R)
• M9: 997,369 km (0.069 R)
• M10: 1,079,349 km (0.109 R)
• M11: 1,250,489 km (0.057 R)
• M12: 1,317,060 km (0.081 R)
• M13: 1,390,512 km (0.092 R)
• M14: 1,459,626 km (0.119 R)
• M15: 1,674,150 km (0.089 R)
• M16: 1,943,725 km (0.04 R)
• M17: 2,087,189 km (0.099 R)
• M18: 2,200,435 km (0.054 R)
• M19: 2,281,667 km (0.086 R)
• M20: 2,363,946 km (0.119 R)
• M21: 2,482,277 km (0.086 R)
• M22: 2,581,162 km (0.047 R)
• M23: 2,760,978 km (0.037 R)
• M24: 2,960,093 km (0.095 R)
• M25: 3,034,892 km (0.089 R)
• M26: 3,186,734 km (0.075 R)
• M27: 3,310,002 km (0.101 R)
• M28: 3,442,696 km (0.051 R)
• M29: 3,601,120 km (0.117 R)
• M30: 3,713,468 km (0.108 R)
• M31: 3,843,319 km (0.087 R)
• M32: 3,908,693 km (0.074 R)
• M33: 4,065,771 km (0.094 R)
• M34: 4,174,529 km (0.095 R)
• M35: 4,497,660 km (0.075 R)
• M36: 4,558,098 km (0.069 R)
• M37: 4,697,373 km (0.032 R)
• M38: 4,785,037 km (0.05 R)
• M39: 4,846,821 km (0.113 R)
• M40: 4,917,731 km (0.103 R)
• M41: 5,249,988 km (0.092 R)
• M42: 5,377,744 km (0.081 R)
• M43: 5,524,799 km (0.119 R)
• M44: 5,626,825 km (0.075 R)
• M45: 5,860,945 km (0.072 R)
• M46: 5,964,916 km (0.089 R)
• M47: 6,117,356 km (0.113 R)
• M48: 6,203,674 km (0.12 R)
• M49: 6,348,485 km (0.087 R)
• M50: 6,435,850 km (0.077 R)
• M51: 6,543,261 km (0.104 R)
• M52: 6,660,995 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.2

Radius: 13.8

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.15 AU - 1.63 AU

Year: 1075 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 25,171,126 km

• M1: 192,532 km (0.105 R)
• M2: 291,865 km (0.096 R)
• M3: 379,829 km (0.086 R)
• M4: 545,583 km (0.038 R)
• M5: 653,743 km (0.094 R)
• M6: 740,659 km (0.108 R)
• M7: 1,109,567 km (0.072 R)
• M8: 1,241,363 km (0.109 R)
• M9: 1,449,753 km (0.088 R)
• M10: 1,602,044 km (0.118 R)
• M11: 1,690,755 km (0.055 R)
• M12: 1,866,084 km (0.04 R)
• M13: 1,974,243 km (0.086 R)
• M14: 2,235,291 km (0.115 R)
• M15: 2,342,852 km (0.12 R)
• M16: 2,709,217 km (0.054 R)
• M17: 2,799,575 km (0.091 R)
• M18: 2,890,979 km (0.07 R)
• M19: 3,372,235 km (0.081 R)
• M20: 3,496,701 km (0.105 R)
• M21: 3,613,537 km (0.046 R)
• M22: 3,879,073 km (0.087 R)
• M23: 4,487,787 km (0.1 R)
• M24: 4,783,542 km (0.067 R)
• M25: 4,943,910 km (0.102 R)
• M26: 5,065,384 km (0.039 R)
• M27: 5,446,410 km (0.094 R)
• M28: 5,593,016 km (0.096 R)
• M29: 5,836,860 km (0.09 R)
• M30: 5,976,136 km (0.085 R)
• M31: 6,062,454 km (0.034 R)
• M32: 6,149,220 km (0.056 R)
• M33: 6,247,207 km (0.097 R)
• M34: 6,356,862 km (0.033 R)
• M35: 6,790,547 km (0.057 R)
• M36: 7,325,957 km (0.103 R)
• M37: 7,441,596 km (0.038 R)
• M38: 7,534,646 km (0.111 R)
• M39: 7,686,638 km (0.084 R)
• M40: 7,851,495 km (0.083 R)
• M41: 7,958,008 km (0.085 R)
• M42: 8,148,746 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.7

Radius: 12.2

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.38 AU - 3.22 AU

Year: 3074 Days

Day: 11 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 25,171,126 km

• M1: 155,283 km (0.07 R)
• M2: 243,097 km (0.045 R)
• M3: 326,722 km (0.098 R)
• M4: 455,675 km (0.096 R)
• M5: 633,248 km (0.09 R)
• M6: 724,502 km (0.081 R)
• M7: 866,920 km (0.114 R)
• M8: 978,520 km (0.11 R)
• M9: 1,061,397 km (0.114 R)
• M10: 1,138,290 km (0.057 R)
• M11: 1,234,930 km (0.114 R)
• M12: 1,362,388 km (0.097 R)
• M13: 1,630,766 km (0.09 R)
• M14: 1,781,860 km (0.099 R)
• M15: 2,285,556 km (0.114 R)
• M16: 2,409,872 km (0.078 R)
• M17: 2,501,725 km (0.09 R)
• M18: 2,641,749 km (0.111 R)
• M19: 2,808,550 km (0.103 R)
• M20: 3,102,660 km (0.089 R)
• M21: 3,203,040 km (0.075 R)
• M22: 3,304,467 km (0.065 R)
• M23: 3,536,643 km (0.025 R)
• M24: 3,721,097 km (0.104 R)
• M25: 3,949,234 km (0.058 R)
• M26: 4,265,484 km (0.09 R)
• M27: 4,363,321 km (0.113 R)
• M28: 4,907,857 km (0.101 R)
• M29: 5,233,083 km (0.039 R)
• M30: 5,688,010 km (0.045 R)
• M31: 5,873,512 km (0.11 R)
• M32: 6,124,088 km (0.084 R)
• M33: 6,250,797 km (0.061 R)
• M34: 6,571,086 km (0.096 R)
• M35: 6,946,278 km (0.065 R)
• M36: 7,144,794 km (0.09 R)
• M37: 7,345,255 km (0.088 R)
• M38: 7,462,989 km (0.098 R)
• M39: 7,837,283 km (0.081 R)
• M40: 7,923,302 km (0.043 R)
• M41: 8,200,357 km (0.114 R)
• M42: 8,357,734 km (0.062 R)
• M43: 8,568,966 km (0.1 R)
• M44: 8,996,966 km (0.116 R)
• M45: 9,177,381 km (0.05 R)
• M46: 9,541,801 km (0.113 R)
• M47: 9,781,158 km (0.118 R)
• M48: 9,873,759 km (0.056 R)
• M49: 10,568,342 km (0.034 R)
• M50: 10,777,779 km (0.096 R)
• M51: 11,104,351 km (0.102 R)
• M52: 11,298,080 km (0.113 R)
• M53: 11,453,662 km (0.11 R)
• M54: 11,531,901 km (0.082 R)
• M55: 12,043,975 km (0.105 R)
• M56: 12,543,482 km (0.064 R)
• M57: 12,785,681 km (0.108 R)
• M58: 12,927,650 km (0.094 R)
• M59: 13,192,737 km (0.061 R)
• M60: 13,295,212 km (0.051 R)
• M61: 13,500,909 km (0.092 R)
• M62: 13,915,444 km (0.093 R)
• M63: 14,040,658 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.3

Radius: 10.9

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.31 AU - 5.39 AU

Year: 7007 Days

Day: 5.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 25,171,126 km

• M1: 177,423 km (0.101 R)
• M2: 311,164 km (0.078 R)
• M3: 470,635 km (0.096 R)
• M4: 589,864 km (0.084 R)
• M5: 1,191,996 km (0.103 R)
• M6: 1,400,984 km (0.095 R)
• M7: 1,684,622 km (0.118 R)
• M8: 2,236,488 km (0.061 R)
• M9: 2,353,474 km (0.036 R)
• M10: 2,569,044 km (0.119 R)
• M11: 2,841,612 km (0.107 R)
• M12: 3,441,798 km (0.072 R)
• M13: 3,966,887 km (0.036 R)
• M14: 4,340,732 km (0.064 R)
• M15: 4,487,637 km (0.088 R)
• M16: 4,636,038 km (0.056 R)
• M17: 4,816,453 km (0.083 R)
• M18: 5,309,079 km (0.108 R)
• M19: 5,466,306 km (0.056 R)
• M20: 6,077,862 km (0.108 R)
• M21: 7,156,762 km (0.099 R)
• M22: 7,718,353 km (0.105 R)
• M23: 8,185,098 km (0.05 R)
• M24: 8,587,217 km (0.092 R)
• M25: 8,809,220 km (0.043 R)
• M26: 8,995,769 km (0.077 R)
• M27: 9,070,717 km (0.076 R)
• M28: 9,793,574 km (0.089 R)
• M29: 10,259,572 km (0.108 R)
• M30: 10,932,164 km (0.097 R)
• M31: 11,294,041 km (0.032 R)
• M32: 11,659,808 km (0.107 R)
• M33: 11,741,638 km (0.062 R)
• M34: 12,612,447 km (0.066 R)
• M35: 12,822,781 km (0.077 R)
• M36: 13,935,640 km (0.099 R)
• M37: 14,240,521 km (0.101 R)
• M38: 14,415,700 km (0.111 R)
• M39: 14,591,627 km (0.107 R)
• M40: 14,768,302 km (0.093 R)
• M41: 16,527,573 km (0.067 R)
• M42: 17,549,027 km (0.089 R)
• M43: 17,642,974 km (0.046 R)
• M44: 17,784,045 km (0.083 R)
• M45: 18,209,651 km (0.118 R)
• M46: 18,878,503 km (0.119 R)
• M47: 19,361,106 km (0.063 R)
• M48: 19,750,210 km (0.096 R)
• M49: 20,092,640 km (0.12 R)
• M50: 20,536,048 km (0.114 R)
• M51: 21,182,011 km (0.069 R)
• M52: 21,281,943 km (0.068 R)
• M53: 22,493,985 km (0.084 R)
• M54: 22,749,348 km (0.101 R)
• M55: 22,851,823 km (0.09 R)
• M56: 23,057,071 km (0.098 R)
• M57: 24,249,216 km (0.07 R)
• M58: 24,406,145 km (0.091 R)
• M59: 25,674,136 km (0.108 R)
• M60: 26,208,799 km (0.078 R)
• M61: 26,316,210 km (0.118 R)
• M62: 27,397,952 km (0.087 R)
• M63: 27,670,669 km (0.099 R)
• M64: 28,604,609 km (0.1 R)
• M65: 29,940,667 km (0.068 R)
• M66: 30,786,045 km (0.074 R)
• M67: 31,696,498 km (0.12 R)
• M68: 32,155,015 km (0.091 R)
• M69: 32,731,117 km (0.104 R)
• M70: 33,310,808 km (0.1 R)
• M71: 33,543,583 km (0.116 R)
• M72: 33,776,955 km (0.102 R)
• M73: 34,069,419 km (0.1 R)
• M74: 35,010,838 km (0.04 R)
• M75: 35,603,695 km (0.083 R)
• M76: 36,799,131 km (0.087 R)
• M77: 38,372,901 km (0.102 R)
• M78: 38,922,823 km (0.032 R)
• M79: 39,290,834 km (0.105 R)
• M80: 39,845,094 km (0.113 R)
• M81: 39,968,512 km (0.055 R)
• M82: 40,092,229 km (0.114 R)
• M83: 40,525,914 km (0.112 R)
• M84: 41,585,814 km (0.11 R)
• M85: 41,836,541 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.8

Radius: 7.2

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.45 AU - 9.51 AU

Year: 16200 Days

Day: 19.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 25,171,126 km

• M1: 160,519 km (0.109 R)
• M2: 233,073 km (0.098 R)
• M3: 476,768 km (0.104 R)
• M4: 744,249 km (0.087 R)
• M5: 1,278,763 km (0.09 R)
• M6: 1,389,315 km (0.051 R)
• M7: 2,069,088 km (0.085 R)
• M8: 2,183,231 km (0.08 R)
• M9: 2,400,597 km (0.051 R)
• M10: 2,468,814 km (0.108 R)
• M11: 2,748,562 km (0.118 R)
• M12: 3,038,482 km (0.105 R)
• M13: 3,765,977 km (0.029 R)
• M14: 4,523,840 km (0.073 R)
• M15: 5,734,386 km (0.048 R)
• M16: 5,988,104 km (0.088 R)
• M17: 6,339,808 km (0.035 R)
• M18: 6,770,800 km (0.053 R)
• M19: 7,063,413 km (0.093 R)
• M20: 7,940,206 km (0.032 R)
• M21: 8,119,724 km (0.082 R)
• M22: 8,248,677 km (0.095 R)
• M23: 8,482,648 km (0.037 R)
• M24: 8,561,187 km (0.116 R)
• M25: 9,144,020 km (0.117 R)
• M26: 9,657,889 km (0.049 R)
• M27: 9,931,952 km (0.104 R)
• M28: 10,347,984 km (0.092 R)
• M29: 10,488,008 km (0.06 R)
• M30: 11,311,993 km (0.103 R)
• M31: 12,068,509 km (0.088 R)
• M32: 12,931,240 km (0.12 R)
• M33: 13,203,209 km (0.104 R)
• M34: 14,309,186 km (0.028 R)
• M35: 15,540,825 km (0.106 R)
• M36: 16,380,518 km (0.062 R)
• M37: 16,543,729 km (0.106 R)
• M38: 17,135,539 km (0.059 R)
• M39: 17,400,925 km (0.107 R)
• M40: 18,407,868 km (0.053 R)
• M41: 21,540,298 km (0.108 R)
• M42: 24,422,451 km (0.114 R)
• M43: 24,945,744 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 14,277 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit