🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.52 AU - 0.78 AU

Year: 333 Days

Day: 37 Hours

Environment

Temp: -140 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,617,606 km

• M1: 287,078 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.4

Radius: 11

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.67 AU - 0.75 AU

Year: 380 Days

Day: 10.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 38,617,606 km

• M1: 136,882 km (0.095 R)
• M2: 210,783 km (0.084 R)
• M3: 288,873 km (0.029 R)
• M4: 393,742 km (0.069 R)
• M5: 463,305 km (0.056 R)
• M6: 596,746 km (0.05 R)
• M7: 744,698 km (0.107 R)
• M8: 884,572 km (0.096 R)
• M9: 956,230 km (0.115 R)
• M10: 1,033,721 km (0.103 R)
• M11: 1,125,126 km (0.031 R)
• M12: 1,203,664 km (0.108 R)
• M13: 1,296,266 km (0.081 R)
• M14: 1,446,312 km (0.04 R)
• M15: 1,523,505 km (0.117 R)
• M16: 1,651,112 km (0.062 R)
• M17: 1,736,682 km (0.119 R)
• M18: 1,833,023 km (0.11 R)
• M19: 1,940,733 km (0.112 R)
• M20: 2,074,773 km (0.109 R)
• M21: 2,251,897 km (0.095 R)
• M22: 2,342,254 km (0.062 R)
• M23: 2,449,366 km (0.072 R)
• M24: 2,642,048 km (0.1 R)
• M25: 2,753,648 km (0.077 R)
• M26: 2,894,120 km (0.077 R)
• M27: 3,020,381 km (0.055 R)
• M28: 3,159,806 km (0.089 R)
• M29: 3,261,533 km (0.119 R)
• M30: 3,485,630 km (0.107 R)
• M31: 3,561,626 km (0.049 R)
• M32: 3,679,360 km (0.113 R)
• M33: 3,786,621 km (0.062 R)
• M34: 3,912,882 km (0.115 R)
• M35: 4,016,254 km (0.079 R)
• M36: 4,120,524 km (0.11 R)
• M37: 4,225,691 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.7

Radius: 9.1

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.66 AU - 0.88 AU

Year: 430 Days

Day: 6.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 38,617,606 km

• M1: 120,725 km (0.081 R)
• M2: 186,549 km (0.076 R)
• M3: 254,167 km (0.117 R)
• M4: 312,809 km (0.086 R)
• M5: 379,979 km (0.092 R)
• M6: 453,282 km (0.066 R)
• M7: 512,074 km (0.089 R)
• M8: 606,021 km (0.029 R)
• M9: 700,567 km (0.074 R)
• M10: 779,405 km (0.072 R)
• M11: 836,850 km (0.084 R)
• M12: 911,799 km (0.104 R)
• M13: 1,005,447 km (0.092 R)
• M14: 1,122,882 km (0.06 R)
• M15: 1,181,674 km (0.109 R)
• M16: 1,241,662 km (0.103 R)
• M17: 1,309,879 km (0.056 R)
• M18: 1,375,702 km (0.104 R)
• M19: 1,488,050 km (0.082 R)
• M20: 1,560,904 km (0.114 R)
• M21: 1,674,449 km (0.085 R)
• M22: 1,758,373 km (0.037 R)
• M23: 1,819,110 km (0.11 R)
• M24: 1,884,933 km (0.084 R)
• M25: 1,985,014 km (0.078 R)
• M26: 2,069,836 km (0.06 R)
• M27: 2,129,974 km (0.088 R)
• M28: 2,195,050 km (0.03 R)
• M29: 2,327,294 km (0.101 R)
• M30: 2,389,826 km (0.113 R)
• M31: 2,457,594 km (0.109 R)
• M32: 2,544,361 km (0.08 R)
• M33: 2,608,837 km (0.082 R)
• M34: 2,749,160 km (0.098 R)
• M35: 2,834,580 km (0.109 R)
• M36: 2,940,197 km (0.114 R)
• M37: 3,012,901 km (0.029 R)
• M38: 3,145,445 km (0.104 R)
• M39: 3,284,870 km (0.1 R)
• M40: 3,385,849 km (0.111 R)
• M41: 3,508,220 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965

Radius: 14.4

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.33 AU - 3.03 AU

Year: 2790 Days

Day: 9.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 38,617,606 km

• M1: 220,956 km (0.049 R)
• M2: 425,905 km (0.062 R)
• M3: 521,947 km (0.047 R)
• M4: 684,560 km (0.073 R)
• M5: 1,009,486 km (0.11 R)
• M6: 1,137,093 km (0.09 R)
• M7: 1,320,650 km (0.108 R)
• M8: 1,461,870 km (0.046 R)
• M9: 1,831,078 km (0.083 R)
• M10: 2,034,531 km (0.098 R)
• M11: 2,199,687 km (0.104 R)
• M12: 2,464,027 km (0.051 R)
• M13: 2,576,075 km (0.067 R)
• M14: 2,755,593 km (0.11 R)
• M15: 3,024,271 km (0.057 R)
• M16: 3,301,775 km (0.114 R)
• M17: 3,826,115 km (0.06 R)
• M18: 3,919,165 km (0.076 R)
• M19: 4,396,233 km (0.075 R)
• M20: 4,932,541 km (0.095 R)
• M21: 5,034,268 km (0.096 R)
• M22: 5,447,906 km (0.057 R)
• M23: 5,786,894 km (0.086 R)
• M24: 5,980,624 km (0.113 R)
• M25: 6,664,436 km (0.088 R)
• M26: 6,958,695 km (0.084 R)
• M27: 7,050,099 km (0.069 R)
• M28: 7,795,844 km (0.105 R)
• M29: 8,082,025 km (0.111 R)
• M30: 8,517,953 km (0.052 R)
• M31: 9,186,057 km (0.095 R)
• M32: 9,437,980 km (0.111 R)
• M33: 10,337,362 km (0.119 R)
• M34: 10,678,446 km (0.033 R)
• M35: 11,264,121 km (0.116 R)
• M36: 11,560,923 km (0.114 R)
• M37: 11,696,609 km (0.107 R)
• M38: 11,887,645 km (0.088 R)
• M39: 12,914,186 km (0.103 R)
• M40: 13,111,655 km (0.087 R)
• M41: 13,481,012 km (0.105 R)
• M42: 14,375,607 km (0.11 R)
• M43: 14,580,407 km (0.081 R)
• M44: 14,844,896 km (0.109 R)
• M45: 14,963,078 km (0.118 R)
• M46: 15,229,961 km (0.083 R)
• M47: 15,858,870 km (0.115 R)
• M48: 15,949,377 km (0.042 R)
• M49: 16,100,770 km (0.083 R)
• M50: 16,833,650 km (0.071 R)
• M51: 17,111,304 km (0.12 R)
• M52: 17,297,254 km (0.038 R)
• M53: 17,765,046 km (0.119 R)
• M54: 17,921,975 km (0.116 R)
• M55: 19,065,052 km (0.112 R)
• M56: 19,386,837 km (0.073 R)
• M57: 19,483,627 km (0.085 R)
• M58: 20,559,983 km (0.034 R)
• M59: 20,658,718 km (0.065 R)
• M60: 20,956,119 km (0.046 R)
• M61: 21,088,662 km (0.111 R)
• M62: 21,221,655 km (0.043 R)
• M63: 21,388,157 km (0.095 R)
• M64: 21,655,489 km (0.116 R)
• M65: 21,756,018 km (0.111 R)
• M66: 22,227,252 km (0.113 R)
• M67: 22,362,488 km (0.038 R)
• M68: 22,906,426 km (0.054 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.4

Radius: 7

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.88 AU - 7.96 AU

Year: 11574 Days

Day: 19.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 38,617,606 km

• M1: 105,018 km (0.079 R)
• M2: 492,177 km (0.111 R)
• M3: 570,566 km (0.094 R)
• M4: 770,279 km (0.092 R)
• M5: 878,439 km (0.077 R)
• M6: 1,058,854 km (0.113 R)
• M7: 1,197,531 km (0.052 R)
• M8: 1,416,841 km (0.068 R)
• M9: 1,473,689 km (0.108 R)
• M10: 1,810,284 km (0.053 R)
• M11: 1,934,899 km (0.11 R)
• M12: 3,005,122 km (0.119 R)
• M13: 3,637,173 km (0.094 R)
• M14: 3,742,191 km (0.11 R)
• M15: 3,848,106 km (0.071 R)
• M16: 4,144,609 km (0.066 R)
• M17: 4,674,036 km (0.053 R)
• M18: 5,254,326 km (0.118 R)
• M19: 5,432,796 km (0.117 R)
• M20: 5,492,785 km (0.045 R)
• M21: 6,197,989 km (0.109 R)
• M22: 6,705,276 km (0.088 R)
• M23: 6,801,916 km (0.061 R)
• M24: 7,061,767 km (0.089 R)
• M25: 8,236,859 km (0.096 R)
• M26: 8,829,266 km (0.1 R)
• M27: 9,041,546 km (0.086 R)
• M28: 10,202,425 km (0.096 R)
• M29: 12,980,757 km (0.097 R)
• M30: 14,785,954 km (0.07 R)
• M31: 17,018,553 km (0.085 R)
• M32: 18,760,919 km (0.068 R)
• M33: 18,806,248 km (0.083 R)
• M34: 19,216,744 km (0.108 R)
• M35: 19,860,913 km (0.101 R)
• M36: 20,325,414 km (0.092 R)
• M37: 20,512,262 km (0.075 R)
• M38: 21,979,368 km (0.113 R)
• M39: 22,315,365 km (0.07 R)
• M40: 22,411,556 km (0.105 R)
• M41: 23,235,691 km (0.076 R)
• M42: 24,069,699 km (0.105 R)
• M43: 25,163,409 km (0.115 R)
• M44: 26,885,580 km (0.078 R)
• M45: 27,347,688 km (0.115 R)
• M46: 28,019,980 km (0.095 R)
• M47: 28,540,731 km (0.117 R)
• M48: 29,275,256 km (0.082 R)
• M49: 30,602,189 km (0.069 R)
• M50: 31,731,952 km (0.035 R)
• M51: 31,894,565 km (0.111 R)
• M52: 32,930,231 km (0.09 R)
• M53: 33,424,652 km (0.063 R)
• M54: 34,087,670 km (0.059 R)
• M55: 34,365,174 km (0.068 R)
• M56: 34,755,026 km (0.081 R)
• M57: 35,651,566 km (0.035 R)
• M58: 35,933,409 km (0.076 R)
• M59: 36,159,301 km (0.079 R)
• M60: 36,555,736 km (0.067 R)
• M61: 36,726,128 km (0.101 R)
• M62: 37,010,663 km (0.09 R)
• M63: 37,124,656 km (0.09 R)
• M64: 37,238,800 km (0.102 R)
• M65: 37,983,647 km (0.076 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 17,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit