🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.67 AU - 0.75 AU

Year: 261 Days

Day: 46.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 23,154,168 km

• M1: 523,742 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.84 AU - 1.3 AU

Year: 483 Days

Day: 23.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.48 AU - 2.36 AU

Year: 1161 Days

Day: 39.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,154,168 km

• M1: 378,483 km (0.085 R)
• M2: 636,689 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.98 AU - 2.04 AU

Year: 1244 Days

Day: 20.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.74 AU - 2.44 AU

Year: 1319 Days

Day: 29.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.19 AU - 2.77 AU

Year: 1705 Days

Day: 43.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,154,168 km

• M1: 1,226,703 km (0.119 R)
• M2: 1,595,461 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.8

Radius: 11.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.96 AU - 3.02 AU

Year: 2257 Days

Day: 14 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 23,154,168 km

• M1: 138,528 km (0.072 R)
• M2: 219,909 km (0.06 R)
• M3: 364,570 km (0.116 R)
• M4: 514,467 km (0.12 R)
• M5: 601,683 km (0.117 R)
• M6: 680,970 km (0.075 R)
• M7: 771,626 km (0.084 R)
• M8: 1,053,618 km (0.069 R)
• M9: 1,194,240 km (0.101 R)
• M10: 1,323,941 km (0.082 R)
• M11: 1,413,101 km (0.047 R)
• M12: 1,550,732 km (0.106 R)
• M13: 1,751,193 km (0.115 R)
• M14: 1,849,778 km (0.099 R)
• M15: 1,960,330 km (0.09 R)
• M16: 2,083,749 km (0.093 R)
• M17: 2,177,846 km (0.102 R)
• M18: 2,558,124 km (0.101 R)
• M19: 3,149,484 km (0.086 R)
• M20: 3,479,646 km (0.119 R)
• M21: 3,579,727 km (0.049 R)
• M22: 3,718,704 km (0.101 R)
• M23: 3,898,371 km (0.054 R)
• M24: 4,120,524 km (0.059 R)
• M25: 4,199,811 km (0.047 R)
• M26: 4,414,035 km (0.097 R)
• M27: 4,509,029 km (0.067 R)
• M28: 4,728,340 km (0.095 R)
• M29: 4,811,666 km (0.102 R)
• M30: 5,335,558 km (0.074 R)
• M31: 5,626,376 km (0.095 R)
• M32: 5,759,069 km (0.091 R)
• M33: 5,833,120 km (0.109 R)
• M34: 5,907,620 km (0.118 R)
• M35: 6,057,517 km (0.036 R)
• M36: 6,315,125 km (0.08 R)
• M37: 6,560,914 km (0.079 R)
• M38: 6,809,994 km (0.083 R)
• M39: 6,967,222 km (0.113 R)
• M40: 7,078,074 km (0.111 R)
• M41: 7,221,388 km (0.097 R)
• M42: 7,349,594 km (0.07 R)
• M43: 7,446,234 km (0.101 R)
• M44: 7,836,984 km (0.087 R)
• M45: 8,117,928 km (0.085 R)
• M46: 8,234,615 km (0.092 R)
• M47: 8,554,156 km (0.091 R)
• M48: 8,758,058 km (0.08 R)
• M49: 9,032,420 km (0.082 R)
• M50: 9,660,133 km (0.051 R)
• M51: 9,872,412 km (0.082 R)
• M52: 9,961,423 km (0.108 R)
• M53: 10,537,076 km (0.085 R)
• M54: 10,975,846 km (0.112 R)
• M55: 11,327,551 km (0.035 R)
• M56: 11,458,150 km (0.087 R)
• M57: 11,551,648 km (0.083 R)
• M58: 11,833,790 km (0.102 R)
• M59: 12,004,032 km (0.04 R)
• M60: 12,099,027 km (0.038 R)
• M61: 12,520,145 km (0.056 R)
• M62: 12,597,188 km (0.11 R)
• M63: 13,043,438 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.7

Radius: 11.9

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.71 AU - 6.75 AU

Year: 7622 Days

Day: 12 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 23,154,168 km

• M1: 149,149 km (0.1 R)
• M2: 342,280 km (0.096 R)
• M3: 432,637 km (0.088 R)
• M4: 724,203 km (0.057 R)
• M5: 1,014,423 km (0.118 R)
• M6: 1,376,300 km (0.079 R)
• M7: 1,646,025 km (0.076 R)
• M8: 1,835,416 km (0.058 R)
• M9: 1,972,448 km (0.045 R)
• M10: 2,113,070 km (0.099 R)
• M11: 2,194,900 km (0.07 R)
• M12: 2,554,982 km (0.074 R)
• M13: 2,686,778 km (0.104 R)
• M14: 3,095,479 km (0.103 R)
• M15: 3,236,251 km (0.075 R)
• M16: 3,403,052 km (0.076 R)
• M17: 3,548,461 km (0.047 R)
• M18: 3,720,798 km (0.096 R)
• M19: 3,795,448 km (0.078 R)
• M20: 4,280,294 km (0.107 R)
• M21: 4,384,863 km (0.097 R)
• M22: 5,996,032 km (0.108 R)
• M23: 6,142,788 km (0.118 R)
• M24: 6,956,151 km (0.084 R)
• M25: 7,110,536 km (0.059 R)
• M26: 7,517,293 km (0.071 R)
• M27: 7,644,002 km (0.066 R)
• M28: 7,739,446 km (0.116 R)
• M29: 7,963,843 km (0.089 R)
• M30: 8,093,095 km (0.092 R)
• M31: 8,222,946 km (0.067 R)
• M32: 8,983,203 km (0.097 R)
• M33: 9,457,129 km (0.092 R)
• M34: 9,800,605 km (0.1 R)
• M35: 9,939,133 km (0.067 R)
• M36: 10,784,211 km (0.083 R)
• M37: 11,909,636 km (0.072 R)
• M38: 12,317,889 km (0.106 R)
• M39: 12,505,036 km (0.041 R)
• M40: 12,617,832 km (0.09 R)
• M41: 13,034,014 km (0.11 R)
• M42: 13,377,939 km (0.085 R)
• M43: 13,493,279 km (0.105 R)
• M44: 14,231,395 km (0.103 R)
• M45: 14,309,784 km (0.117 R)
• M46: 15,383,149 km (0.101 R)
• M47: 15,584,807 km (0.054 R)
• M48: 16,647,251 km (0.099 R)
• M49: 17,733,032 km (0.081 R)
• M50: 18,071,722 km (0.087 R)
• M51: 18,156,843 km (0.104 R)
• M52: 19,014,338 km (0.064 R)
• M53: 19,841,166 km (0.101 R)
• M54: 21,080,883 km (0.11 R)
• M55: 21,170,492 km (0.106 R)
• M56: 21,349,860 km (0.052 R)
• M57: 22,987,358 km (0.1 R)
• M58: 23,218,038 km (0.068 R)
• M59: 23,495,692 km (0.089 R)
• M60: 23,588,592 km (0.115 R)
• M61: 23,728,017 km (0.085 R)
• M62: 24,148,088 km (0.075 R)
• M63: 24,853,741 km (0.102 R)
• M64: 25,661,720 km (0.103 R)
• M65: 26,140,882 km (0.092 R)
• M66: 26,671,505 km (0.104 R)
• M67: 27,498,632 km (0.059 R)
• M68: 28,531,904 km (0.05 R)
• M69: 28,630,938 km (0.055 R)
• M70: 29,028,420 km (0.09 R)
• M71: 30,130,806 km (0.096 R)
• M72: 30,687,011 km (0.108 R)
• M73: 31,758,581 km (0.099 R)
• M74: 32,324,659 km (0.029 R)
• M75: 32,583,164 km (0.108 R)
• M76: 32,738,596 km (0.116 R)
• M77: 33,310,509 km (0.089 R)
• M78: 33,414,779 km (0.105 R)
• M79: 33,780,845 km (0.047 R)
• M80: 34,517,016 km (0.107 R)
• M81: 34,992,887 km (0.079 R)
• M82: 35,684,328 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.8

Radius: 8.3

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.2 AU - 9.96 AU

Year: 10027 Days

Day: 10.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 23,154,168 km

• M1: 229,034 km (0.097 R)
• M2: 476,469 km (0.1 R)
• M3: 530,175 km (0.088 R)
• M4: 674,387 km (0.088 R)
• M5: 778,208 km (0.07 R)
• M6: 898,784 km (0.103 R)
• M7: 955,631 km (0.037 R)
• M8: 1,049,429 km (0.03 R)
• M9: 1,146,518 km (0.067 R)
• M10: 1,415,645 km (0.119 R)
• M11: 1,676,394 km (0.101 R)
• M12: 1,790,687 km (0.07 R)
• M13: 1,937,442 km (0.081 R)
• M14: 2,227,064 km (0.088 R)
• M15: 3,071,394 km (0.042 R)
• M16: 3,391,234 km (0.114 R)
• M17: 3,445,538 km (0.085 R)
• M18: 3,777,795 km (0.068 R)
• M19: 3,890,891 km (0.097 R)
• M20: 4,139,672 km (0.112 R)
• M21: 4,197,866 km (0.07 R)
• M22: 4,374,092 km (0.097 R)
• M23: 4,512,769 km (0.078 R)
• M24: 4,855,797 km (0.091 R)
• M25: 4,937,777 km (0.085 R)
• M26: 5,040,850 km (0.088 R)
• M27: 5,123,727 km (0.071 R)
• M28: 5,186,259 km (0.057 R)
• M29: 5,566,986 km (0.095 R)
• M30: 6,066,343 km (0.074 R)
• M31: 6,199,037 km (0.101 R)
• M32: 6,671,018 km (0.053 R)
• M33: 6,762,273 km (0.097 R)
• M34: 7,435,912 km (0.063 R)
• M35: 8,204,097 km (0.064 R)
• M36: 8,721,855 km (0.117 R)
• M37: 9,892,758 km (0.082 R)
• M38: 10,075,267 km (0.035 R)
• M39: 10,602,749 km (0.03 R)
• M40: 10,789,597 km (0.074 R)
• M41: 11,031,347 km (0.112 R)
• M42: 11,574,986 km (0.115 R)
• M43: 11,988,325 km (0.081 R)
• M44: 12,801,389 km (0.084 R)
• M45: 13,085,924 km (0.118 R)
• M46: 13,401,276 km (0.104 R)
• M47: 13,458,872 km (0.108 R)
• M48: 13,922,775 km (0.105 R)
• M49: 14,598,658 km (0.112 R)
• M50: 14,687,669 km (0.098 R)
• M51: 14,866,139 km (0.117 R)
• M52: 14,955,598 km (0.114 R)
• M53: 15,799,630 km (0.078 R)
• M54: 15,860,516 km (0.081 R)
• M55: 15,921,402 km (0.093 R)
• M56: 16,043,624 km (0.059 R)
• M57: 16,104,809 km (0.106 R)
• M58: 16,381,116 km (0.068 R)
• M59: 17,094,399 km (0.096 R)
• M60: 17,282,144 km (0.047 R)
• M61: 17,439,073 km (0.112 R)
• M62: 17,754,574 km (0.117 R)
• M63: 19,099,609 km (0.082 R)
• M64: 19,229,460 km (0.1 R)
• M65: 19,359,610 km (0.101 R)
• M66: 19,424,685 km (0.072 R)
• M67: 19,490,059 km (0.108 R)
• M68: 19,718,944 km (0.03 R)
• M69: 20,080,373 km (0.107 R)
• M70: 20,344,712 km (0.115 R)
• M71: 20,643,459 km (0.111 R)
• M72: 21,144,612 km (0.103 R)
• M73: 21,785,040 km (0.114 R)
• M74: 22,158,736 km (0.047 R)
• M75: 22,329,277 km (0.071 R)
• M76: 22,603,191 km (0.088 R)
• M77: 22,774,929 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 11,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit