🌌 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: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.49 AU - 0.63 AU

Year: 275 Days

Day: 42.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.54 AU - 0.76 AU

Year: 344 Days

Day: 40 Hours

Environment

Temp: -123 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.6

Radius: 13.1

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.62 AU - 0.92 AU

Year: 443 Days

Day: 14.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 44,352,993 km

• M1: 163,361 km (0.103 R)
• M2: 245,490 km (0.099 R)
• M3: 373,995 km (0.105 R)
• M4: 499,358 km (0.068 R)
• M5: 588,817 km (0.108 R)
• M6: 749,485 km (0.114 R)
• M7: 859,739 km (0.069 R)
• M8: 1,138,739 km (0.052 R)
• M9: 1,263,952 km (0.072 R)
• M10: 1,350,121 km (0.039 R)
• M11: 1,443,021 km (0.11 R)
• M12: 1,542,653 km (0.118 R)
• M13: 1,626,129 km (0.072 R)
• M14: 1,754,334 km (0.085 R)
• M15: 1,836,763 km (0.074 R)
• M16: 2,026,154 km (0.063 R)
• M17: 2,149,273 km (0.036 R)
• M18: 2,264,313 km (0.072 R)
• M19: 2,386,984 km (0.061 R)
• M20: 2,473,601 km (0.047 R)
• M21: 2,588,941 km (0.056 R)
• M22: 2,711,761 km (0.115 R)
• M23: 2,871,082 km (0.062 R)
• M24: 3,051,198 km (0.103 R)
• M25: 3,163,397 km (0.111 R)
• M26: 3,264,974 km (0.12 R)
• M27: 3,355,630 km (0.114 R)
• M28: 3,520,935 km (0.113 R)
• M29: 3,670,234 km (0.116 R)
• M30: 3,789,763 km (0.106 R)
• M31: 3,878,923 km (0.031 R)
• M32: 3,968,532 km (0.082 R)
• M33: 4,085,069 km (0.077 R)
• M34: 4,176,324 km (0.064 R)
• M35: 4,275,058 km (0.083 R)
• M36: 4,381,123 km (0.114 R)
• M37: 4,488,235 km (0.065 R)
• M38: 4,589,363 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.2

Radius: 12.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.98 AU - 1.14 AU

Year: 716 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 44,352,993 km

• M1: 156,928 km (0.067 R)
• M2: 247,584 km (0.098 R)
• M3: 378,333 km (0.06 R)
• M4: 462,557 km (0.053 R)
• M5: 559,646 km (0.072 R)
• M6: 660,624 km (0.1 R)
• M7: 739,911 km (0.096 R)
• M8: 868,565 km (0.072 R)
• M9: 1,060,200 km (0.082 R)
• M10: 1,167,312 km (0.114 R)
• M11: 1,278,314 km (0.11 R)
• M12: 1,486,404 km (0.069 R)
• M13: 1,653,356 km (0.083 R)
• M14: 1,732,493 km (0.065 R)
• M15: 1,853,966 km (0.101 R)
• M16: 2,162,886 km (0.068 R)
• M17: 2,798,677 km (0.111 R)
• M18: 2,926,284 km (0.103 R)
• M19: 3,039,530 km (0.071 R)
• M20: 3,312,396 km (0.069 R)
• M21: 3,558,933 km (0.079 R)
• M22: 3,706,287 km (0.102 R)
• M23: 3,891,041 km (0.039 R)
• M24: 3,989,177 km (0.119 R)
• M25: 4,187,843 km (0.09 R)
• M26: 4,436,175 km (0.065 R)
• M27: 4,576,348 km (0.1 R)
• M28: 4,698,869 km (0.108 R)
• M29: 4,976,523 km (0.043 R)
• M30: 5,102,634 km (0.068 R)
• M31: 5,210,344 km (0.118 R)
• M32: 5,338,550 km (0.097 R)
• M33: 5,447,756 km (0.116 R)
• M34: 5,537,814 km (0.087 R)
• M35: 5,668,712 km (0.083 R)
• M36: 5,841,348 km (0.069 R)
• M37: 5,984,962 km (0.12 R)
• M38: 6,088,185 km (0.071 R)
• M39: 6,486,115 km (0.042 R)
• M40: 6,752,549 km (0.115 R)
• M41: 7,077,176 km (0.12 R)
• M42: 7,175,462 km (0.099 R)
• M43: 7,329,398 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.8

Radius: 12.5

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.24 AU - 1.37 AU

Year: 972 Days

Day: 9.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 44,352,993 km

• M1: 241,301 km (0.097 R)
• M2: 407,505 km (0.106 R)
• M3: 568,472 km (0.112 R)
• M4: 687,701 km (0.093 R)
• M5: 803,939 km (0.047 R)
• M6: 1,079,498 km (0.075 R)
• M7: 1,180,776 km (0.073 R)
• M8: 1,362,388 km (0.095 R)
• M9: 1,513,033 km (0.116 R)
• M10: 1,728,454 km (0.112 R)
• M11: 1,831,377 km (0.092 R)
• M12: 1,989,801 km (0.095 R)
• M13: 2,070,734 km (0.068 R)
• M14: 2,264,164 km (0.119 R)
• M15: 2,454,003 km (0.111 R)
• M16: 2,541,219 km (0.104 R)
• M17: 2,659,252 km (0.118 R)
• M18: 2,759,034 km (0.106 R)
• M19: 2,900,852 km (0.095 R)
• M20: 3,065,859 km (0.087 R)
• M21: 3,170,727 km (0.042 R)
• M22: 3,525,274 km (0.102 R)
• M23: 3,657,369 km (0.101 R)
• M24: 3,824,918 km (0.104 R)
• M25: 3,949,384 km (0.109 R)
• M26: 4,401,917 km (0.104 R)
• M27: 4,532,516 km (0.081 R)
• M28: 4,810,020 km (0.097 R)
• M29: 4,907,708 km (0.098 R)
• M30: 5,432,347 km (0.079 R)
• M31: 5,559,805 km (0.072 R)
• M32: 6,146,229 km (0.114 R)
• M33: 6,279,371 km (0.079 R)
• M34: 6,413,261 km (0.109 R)
• M35: 6,602,502 km (0.118 R)
• M36: 6,684,182 km (0.062 R)
• M37: 6,779,925 km (0.108 R)
• M38: 6,945,081 km (0.034 R)
• M39: 7,195,358 km (0.102 R)
• M40: 7,505,176 km (0.103 R)
• M41: 8,036,398 km (0.113 R)
• M42: 8,284,580 km (0.084 R)
• M43: 8,372,843 km (0.069 R)
• M44: 8,609,507 km (0.05 R)
• M45: 8,698,817 km (0.086 R)
• M46: 8,878,484 km (0.111 R)
• M47: 9,059,348 km (0.069 R)
• M48: 9,424,815 km (0.075 R)
• M49: 9,594,011 km (0.113 R)
• M50: 10,249,100 km (0.049 R)
• M51: 10,550,240 km (0.114 R)

Asteroid Belt

Center: 3.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.3

Radius: 9.2

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.98 AU - 6.38 AU

Year: 7734 Days

Day: 6.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 44,352,993 km

• M1: 115,789 km (0.087 R)
• M2: 187,745 km (0.089 R)
• M3: 249,080 km (0.066 R)
• M4: 344,225 km (0.088 R)
• M5: 442,062 km (0.037 R)
• M6: 797,357 km (0.097 R)
• M7: 881,580 km (0.11 R)
• M8: 1,041,351 km (0.086 R)
• M9: 1,134,251 km (0.108 R)
• M10: 1,706,463 km (0.068 R)
• M11: 2,022,713 km (0.114 R)
• M12: 2,211,954 km (0.047 R)
• M13: 2,456,696 km (0.112 R)
• M14: 2,557,076 km (0.111 R)
• M15: 2,972,210 km (0.047 R)
• M16: 3,520,935 km (0.082 R)
• M17: 3,691,776 km (0.086 R)
• M18: 3,749,371 km (0.069 R)
• M19: 4,160,616 km (0.073 R)
• M20: 4,586,372 km (0.087 R)
• M21: 4,679,421 km (0.061 R)
• M22: 5,744,109 km (0.11 R)
• M23: 5,810,980 km (0.085 R)
• M24: 6,320,959 km (0.117 R)
• M25: 6,424,630 km (0.117 R)
• M26: 6,563,906 km (0.108 R)
• M27: 6,633,768 km (0.108 R)
• M28: 6,704,079 km (0.081 R)
• M29: 6,987,417 km (0.078 R)
• M30: 7,602,713 km (0.115 R)
• M31: 8,500,749 km (0.048 R)
• M32: 9,117,990 km (0.104 R)
• M33: 9,431,996 km (0.113 R)
• M34: 10,477,236 km (0.109 R)
• M35: 10,600,206 km (0.065 R)
• M36: 11,263,972 km (0.082 R)
• M37: 11,432,120 km (0.086 R)
• M38: 11,984,136 km (0.066 R)
• M39: 12,458,062 km (0.065 R)
• M40: 13,026,085 km (0.097 R)
• M41: 13,335,304 km (0.09 R)
• M42: 13,647,066 km (0.105 R)
• M43: 13,736,675 km (0.038 R)
• M44: 13,961,371 km (0.085 R)
• M45: 14,505,458 km (0.11 R)
• M46: 15,056,577 km (0.076 R)
• M47: 15,474,404 km (0.109 R)
• M48: 17,425,758 km (0.029 R)
• M49: 18,257,373 km (0.084 R)
• M50: 20,983,794 km (0.045 R)
• M51: 22,446,861 km (0.088 R)
• M52: 22,658,542 km (0.106 R)
• M53: 22,870,822 km (0.067 R)
• M54: 23,458,143 km (0.114 R)
• M55: 23,672,965 km (0.096 R)
• M56: 24,593,292 km (0.111 R)
• M57: 25,030,417 km (0.097 R)
• M58: 25,140,072 km (0.074 R)
• M59: 25,746,242 km (0.118 R)
• M60: 25,912,296 km (0.081 R)
• M61: 26,078,798 km (0.064 R)
• M62: 26,580,400 km (0.069 R)
• M63: 28,561,375 km (0.05 R)
• M64: 29,656,431 km (0.046 R)
• M65: 30,647,966 km (0.119 R)
• M66: 31,059,360 km (0.045 R)
• M67: 32,364,303 km (0.1 R)
• M68: 32,663,349 km (0.116 R)
• M69: 33,203,995 km (0.117 R)
• M70: 33,324,571 km (0.087 R)
• M71: 34,416,037 km (0.11 R)
• M72: 34,660,181 km (0.068 R)
• M73: 34,721,367 km (0.085 R)
• M74: 34,843,738 km (0.112 R)
• M75: 35,334,568 km (0.039 R)
• M76: 35,580,806 km (0.11 R)
• M77: 36,820,823 km (0.038 R)
• M78: 37,634,486 km (0.106 R)
• M79: 38,580,543 km (0.078 R)
• M80: 38,643,972 km (0.061 R)
• M81: 39,406,922 km (0.078 R)
• M82: 39,918,247 km (0.051 R)
• M83: 42,377,337 km (0.097 R)
• M84: 42,442,561 km (0.102 R)
• M85: 42,770,031 km (0.062 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 11,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit