🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.51 AU - 0.59 AU

Year: 263 Days

Day: 45.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.8

Radius: 13.6

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.74 AU - 0.94 AU

Year: 497 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 16,516,481 km

• M1: 169,794 km (0.118 R)
• M2: 261,497 km (0.111 R)
• M3: 423,212 km (0.113 R)
• M4: 530,025 km (0.091 R)
• M5: 687,701 km (0.087 R)
• M6: 815,608 km (0.106 R)
• M7: 982,858 km (0.051 R)
• M8: 1,076,506 km (0.115 R)
• M9: 1,234,332 km (0.081 R)
• M10: 1,423,873 km (0.09 R)
• M11: 1,685,968 km (0.106 R)
• M12: 1,781,262 km (0.113 R)
• M13: 1,871,918 km (0.077 R)
• M14: 2,167,224 km (0.089 R)
• M15: 2,257,432 km (0.053 R)
• M16: 2,550,644 km (0.038 R)
• M17: 2,758,136 km (0.086 R)
• M18: 2,871,531 km (0.05 R)
• M19: 3,017,688 km (0.055 R)
• M20: 3,134,674 km (0.042 R)
• M21: 3,253,454 km (0.069 R)
• M22: 3,487,126 km (0.061 R)
• M23: 3,593,790 km (0.038 R)
• M24: 3,684,895 km (0.078 R)
• M25: 3,793,652 km (0.058 R)
• M26: 3,920,362 km (0.081 R)
• M27: 4,005,633 km (0.113 R)
• M28: 4,152,238 km (0.071 R)
• M29: 4,344,472 km (0.098 R)
• M30: 4,468,488 km (0.111 R)
• M31: 4,683,610 km (0.082 R)
• M32: 4,783,542 km (0.082 R)
• M33: 4,874,796 km (0.099 R)
• M34: 5,013,025 km (0.092 R)
• M35: 5,124,475 km (0.113 R)
• M36: 5,302,796 km (0.065 R)
• M37: 5,444,914 km (0.101 R)
• M38: 5,762,360 km (0.105 R)
• M39: 6,085,791 km (0.115 R)
• M40: 6,324,848 km (0.079 R)
• M41: 6,556,875 km (0.046 R)
• M42: 6,719,936 km (0.104 R)
• M43: 6,843,205 km (0.109 R)
• M44: 7,039,777 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.9

Radius: 11.9

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.86 AU - 1.02 AU

Year: 588 Days

Day: 12.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 16,516,481 km

• M1: 149,149 km (0.028 R)
• M2: 224,846 km (0.1 R)
• M3: 306,376 km (0.098 R)
• M4: 410,945 km (0.066 R)
• M5: 491,728 km (0.096 R)
• M6: 576,401 km (0.067 R)
• M7: 663,467 km (0.061 R)
• M8: 752,178 km (0.085 R)
• M9: 868,416 km (0.112 R)
• M10: 954,883 km (0.095 R)
• M11: 1,040,603 km (0.1 R)
• M12: 1,154,746 km (0.054 R)
• M13: 1,246,749 km (0.095 R)
• M14: 1,336,807 km (0.091 R)
• M15: 1,495,081 km (0.077 R)
• M16: 1,571,974 km (0.108 R)
• M17: 1,714,691 km (0.111 R)
• M18: 1,846,487 km (0.087 R)
• M19: 1,960,630 km (0.04 R)
• M20: 2,147,477 km (0.114 R)
• M21: 2,256,833 km (0.04 R)
• M22: 2,385,188 km (0.118 R)
• M23: 2,561,864 km (0.081 R)
• M24: 2,725,374 km (0.066 R)
• M25: 2,959,046 km (0.118 R)
• M26: 3,062,867 km (0.081 R)
• M27: 3,180,600 km (0.114 R)
• M28: 3,305,963 km (0.098 R)
• M29: 3,653,180 km (0.082 R)
• M30: 3,745,183 km (0.052 R)
• M31: 3,831,201 km (0.11 R)
• M32: 4,005,333 km (0.049 R)
• M33: 4,113,941 km (0.068 R)
• M34: 4,189,189 km (0.091 R)
• M35: 4,271,618 km (0.093 R)
• M36: 4,642,920 km (0.104 R)
• M37: 4,792,966 km (0.067 R)
• M38: 4,988,191 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.7

Radius: 14.5

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.15 AU - 1.29 AU

Year: 870 Days

Day: 9 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 16,516,481 km

• M1: 183,706 km (0.079 R)
• M2: 401,820 km (0.098 R)
• M3: 540,497 km (0.114 R)
• M4: 646,412 km (0.106 R)
• M5: 766,689 km (0.114 R)
• M6: 938,727 km (0.095 R)
• M7: 1,104,930 km (0.088 R)
• M8: 1,226,403 km (0.107 R)
• M9: 1,359,845 km (0.071 R)
• M10: 1,626,877 km (0.11 R)
• M11: 1,862,942 km (0.063 R)
• M12: 2,076,867 km (0.073 R)
• M13: 2,247,110 km (0.09 R)
• M14: 2,448,917 km (0.112 R)
• M15: 2,547,652 km (0.115 R)
• M16: 2,805,110 km (0.069 R)
• M17: 3,207,528 km (0.102 R)
• M18: 4,099,580 km (0.097 R)
• M19: 4,260,996 km (0.053 R)
• M20: 4,413,586 km (0.093 R)
• M21: 4,668,351 km (0.074 R)
• M22: 4,780,699 km (0.111 R)
• M23: 4,928,053 km (0.057 R)
• M24: 5,042,346 km (0.088 R)
• M25: 5,238,917 km (0.074 R)
• M26: 5,367,422 km (0.074 R)
• M27: 5,508,942 km (0.086 R)
• M28: 5,771,635 km (0.111 R)
• M29: 5,892,361 km (0.094 R)
• M30: 6,001,717 km (0.102 R)
• M31: 6,111,821 km (0.099 R)
• M32: 6,496,288 km (0.107 R)
• M33: 6,609,384 km (0.114 R)
• M34: 7,017,038 km (0.07 R)
• M35: 7,133,126 km (0.099 R)
• M36: 7,446,084 km (0.081 R)
• M37: 7,564,566 km (0.118 R)
• M38: 7,696,960 km (0.114 R)
• M39: 7,843,416 km (0.095 R)
• M40: 8,071,852 km (0.088 R)
• M41: 8,452,728 km (0.097 R)
• M42: 8,686,999 km (0.106 R)
• M43: 8,839,589 km (0.085 R)
• M44: 9,373,952 km (0.114 R)
• M45: 9,487,796 km (0.095 R)
• M46: 9,659,535 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.8

Radius: 9.3

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.24 AU - 1.32 AU

Year: 935 Days

Day: 12 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 16,516,481 km

• M1: 125,812 km (0.053 R)
• M2: 193,879 km (0.09 R)
• M3: 268,827 km (0.118 R)
• M4: 337,044 km (0.043 R)
• M5: 432,188 km (0.096 R)
• M6: 564,882 km (0.066 R)
• M7: 642,373 km (0.098 R)
• M8: 735,872 km (0.07 R)
• M9: 821,741 km (0.054 R)
• M10: 911,350 km (0.109 R)
• M11: 1,031,627 km (0.117 R)
• M12: 1,214,884 km (0.047 R)
• M13: 1,318,107 km (0.095 R)
• M14: 1,557,463 km (0.07 R)
• M15: 1,637,797 km (0.069 R)
• M16: 1,878,500 km (0.084 R)
• M17: 2,086,442 km (0.108 R)
• M18: 2,347,789 km (0.119 R)
• M19: 2,515,339 km (0.087 R)
• M20: 2,754,695 km (0.092 R)
• M21: 2,951,716 km (0.069 R)
• M22: 3,092,338 km (0.108 R)
• M23: 3,153,224 km (0.101 R)
• M24: 3,380,164 km (0.064 R)
• M25: 3,495,803 km (0.025 R)
• M26: 3,591,246 km (0.113 R)
• M27: 3,655,424 km (0.098 R)
• M28: 3,774,055 km (0.112 R)
• M29: 3,894,033 km (0.09 R)
• M30: 3,970,926 km (0.108 R)
• M31: 4,104,218 km (0.088 R)
• M32: 4,182,607 km (0.064 R)
• M33: 4,250,225 km (0.095 R)
• M34: 4,374,990 km (0.063 R)
• M35: 4,455,174 km (0.101 R)
• M36: 4,651,746 km (0.091 R)
• M37: 4,981,908 km (0.106 R)
• M38: 5,319,700 km (0.084 R)
• M39: 5,417,537 km (0.098 R)
• M40: 5,491,289 km (0.114 R)
• M41: 5,602,590 km (0.106 R)
• M42: 5,727,205 km (0.116 R)
• M43: 6,017,425 km (0.098 R)
• M44: 6,106,585 km (0.101 R)
• M45: 6,170,613 km (0.033 R)
• M46: 6,390,073 km (0.064 R)
• M47: 6,651,421 km (0.077 R)
• M48: 6,783,515 km (0.118 R)
• M49: 6,889,730 km (0.049 R)
• M50: 6,996,543 km (0.117 R)
• M51: 7,198,350 km (0.103 R)
• M52: 7,347,499 km (0.069 R)
• M53: 7,470,469 km (0.091 R)
• M54: 7,607,650 km (0.096 R)
• M55: 7,829,205 km (0.114 R)
• M56: 8,010,667 km (0.075 R)
• M57: 8,463,350 km (0.065 R)
• M58: 8,764,939 km (0.074 R)
• M59: 8,851,706 km (0.105 R)
• M60: 9,099,290 km (0.082 R)
• M61: 9,246,046 km (0.105 R)
• M62: 9,467,600 km (0.115 R)
• M63: 9,931,055 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.5

Radius: 9.7

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.55 AU - 1.67 AU

Year: 1319 Days

Day: 10.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 16,516,481 km

• M1: 130,599 km (0.093 R)
• M2: 231,578 km (0.062 R)
• M3: 314,455 km (0.114 R)
• M4: 470,485 km (0.118 R)
• M5: 647,609 km (0.104 R)
• M6: 785,987 km (0.111 R)
• M7: 855,101 km (0.061 R)
• M8: 926,609 km (0.089 R)
• M9: 1,493,884 km (0.108 R)
• M10: 1,611,019 km (0.107 R)
• M11: 1,700,928 km (0.103 R)
• M12: 1,761,814 km (0.078 R)
• M13: 1,833,920 km (0.043 R)
• M14: 2,045,302 km (0.091 R)
• M15: 2,110,228 km (0.08 R)
• M16: 2,275,832 km (0.104 R)
• M17: 2,434,406 km (0.104 R)
• M18: 2,596,570 km (0.055 R)
• M19: 2,690,817 km (0.089 R)
• M20: 2,774,293 km (0.068 R)
• M21: 2,993,005 km (0.039 R)
• M22: 3,079,622 km (0.053 R)
• M23: 3,408,737 km (0.039 R)
• M24: 3,564,468 km (0.113 R)
• M25: 3,682,800 km (0.057 R)
• M26: 3,937,117 km (0.119 R)
• M27: 4,045,874 km (0.098 R)
• M28: 4,155,679 km (0.069 R)
• M29: 4,392,343 km (0.119 R)
• M30: 4,462,654 km (0.069 R)
• M31: 4,633,345 km (0.103 R)
• M32: 5,202,864 km (0.069 R)
• M33: 5,442,969 km (0.094 R)
• M34: 5,518,665 km (0.12 R)
• M35: 6,027,747 km (0.108 R)
• M36: 6,169,117 km (0.12 R)
• M37: 6,407,426 km (0.092 R)
• M38: 6,729,660 km (0.046 R)
• M39: 6,991,456 km (0.112 R)
• M40: 7,189,973 km (0.045 R)
• M41: 7,541,827 km (0.086 R)
• M42: 7,813,796 km (0.117 R)
• M43: 7,968,181 km (0.101 R)
• M44: 8,054,349 km (0.079 R)
• M45: 8,297,446 km (0.098 R)
• M46: 8,915,584 km (0.075 R)
• M47: 9,239,314 km (0.114 R)
• M48: 9,566,933 km (0.094 R)
• M49: 9,640,236 km (0.077 R)
• M50: 9,713,689 km (0.111 R)
• M51: 9,787,441 km (0.119 R)
• M52: 10,009,594 km (0.118 R)
• M53: 10,289,790 km (0.09 R)
• M54: 10,402,587 km (0.091 R)
• M55: 10,534,682 km (0.049 R)
• M56: 10,686,225 km (0.097 R)
• M57: 10,762,370 km (0.08 R)
• M58: 11,087,895 km (0.093 R)
• M59: 11,242,130 km (0.112 R)
• M60: 11,494,352 km (0.12 R)
• M61: 11,630,935 km (0.108 R)
• M62: 11,827,058 km (0.071 R)
• M63: 12,162,905 km (0.067 R)
• M64: 12,421,859 km (0.094 R)
• M65: 12,541,986 km (0.059 R)
• M66: 12,702,804 km (0.114 R)
• M67: 12,904,761 km (0.086 R)
• M68: 12,965,647 km (0.055 R)
• M69: 13,455,431 km (0.12 R)
• M70: 13,640,633 km (0.096 R)
• M71: 13,847,527 km (0.048 R)
• M72: 13,909,760 km (0.105 R)

Asteroid Belt

Center: 2.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.1

Radius: 9.3

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.5 AU - 2.52 AU

Year: 2568 Days

Day: 15 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 16,516,481 km

• M1: 129,701 km (0.103 R)
• M2: 507,885 km (0.073 R)
• M3: 573,259 km (0.073 R)
• M4: 763,697 km (0.061 R)
• M5: 956,379 km (0.109 R)
• M6: 1,106,875 km (0.064 R)
• M7: 1,214,884 km (0.034 R)
• M8: 1,275,322 km (0.102 R)
• M9: 1,347,278 km (0.062 R)
• M10: 1,420,731 km (0.094 R)
• M11: 1,506,301 km (0.11 R)
• M12: 1,649,167 km (0.106 R)
• M13: 1,716,636 km (0.093 R)
• M14: 1,808,040 km (0.103 R)
• M15: 1,901,239 km (0.085 R)
• M16: 1,984,117 km (0.049 R)
• M17: 2,043,956 km (0.105 R)
• M18: 2,302,610 km (0.09 R)
• M19: 2,455,051 km (0.105 R)
• M20: 2,743,475 km (0.065 R)
• M21: 2,837,572 km (0.085 R)
• M22: 3,182,396 km (0.118 R)
• M23: 3,439,105 km (0.076 R)
• M24: 4,048,866 km (0.112 R)
• M25: 4,707,995 km (0.098 R)
• M26: 4,918,778 km (0.062 R)
• M27: 5,417,088 km (0.112 R)
• M28: 5,689,506 km (0.036 R)
• M29: 5,844,789 km (0.104 R)
• M30: 5,914,202 km (0.096 R)
• M31: 6,141,890 km (0.043 R)
• M32: 6,461,730 km (0.112 R)
• M33: 6,641,846 km (0.06 R)
• M34: 6,841,859 km (0.047 R)
• M35: 6,915,162 km (0.118 R)
• M36: 7,025,565 km (0.096 R)
• M37: 7,303,966 km (0.107 R)
• M38: 7,416,464 km (0.112 R)
• M39: 7,567,259 km (0.087 R)
• M40: 8,044,925 km (0.073 R)
• M41: 8,199,908 km (0.068 R)
• M42: 8,355,939 km (0.118 R)
• M43: 8,552,211 km (0.101 R)
• M44: 8,611,452 km (0.08 R)
• M45: 8,789,922 km (0.095 R)
• M46: 8,969,589 km (0.093 R)
• M47: 9,049,774 km (0.099 R)
• M48: 9,332,514 km (0.111 R)
• M49: 9,434,240 km (0.092 R)
• M50: 9,679,880 km (0.1 R)
• M51: 9,762,159 km (0.093 R)
• M52: 10,093,817 km (0.117 R)
• M53: 10,219,180 km (0.101 R)
• M54: 10,387,179 km (0.087 R)
• M55: 10,492,495 km (0.062 R)
• M56: 10,661,990 km (0.112 R)
• M57: 11,024,914 km (0.106 R)
• M58: 11,348,644 km (0.091 R)
• M59: 11,719,348 km (0.066 R)
• M60: 11,939,256 km (0.055 R)
• M61: 12,472,573 km (0.049 R)
• M62: 12,968,340 km (0.053 R)
• M63: 13,150,251 km (0.113 R)
• M64: 13,378,837 km (0.061 R)
• M65: 13,700,921 km (0.082 R)
• M66: 14,212,396 km (0.112 R)
• M67: 14,306,044 km (0.12 R)
• M68: 14,730,154 km (0.09 R)
• M69: 14,872,422 km (0.084 R)
• M70: 15,445,980 km (0.053 R)
• M71: 15,638,812 km (0.108 R)
• M72: 15,856,776 km (0.116 R)
• M73: 16,100,022 km (0.087 R)
• M74: 16,197,709 km (0.057 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 10,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit