🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.48 AU - 0.62 AU

Year: 150 Days

Day: 31.5 Hours

Environment

Temp: 240 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.81 AU - 1.27 AU

Year: 391 Days

Day: 24.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.84 AU - 1.86 AU

Year: 928 Days

Day: 31.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,538,842 km

• M1: 70,909 km (0.068 R)
• M2: 350,059 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.76 AU - 5.04 AU

Year: 3405 Days

Day: 36.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 14.9

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.41 AU - 8.6 AU

Year: 7578 Days

Day: 14.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 37,538,842 km

• M1: 235,018 km (0.113 R)
• M2: 391,797 km (0.061 R)
• M3: 660,175 km (0.094 R)
• M4: 1,009,786 km (0.085 R)
• M5: 1,224,159 km (0.067 R)
• M6: 1,472,941 km (0.063 R)
• M7: 1,938,788 km (0.093 R)
• M8: 2,231,851 km (0.073 R)
• M9: 2,427,973 km (0.081 R)
• M10: 2,884,845 km (0.055 R)
• M11: 3,369,243 km (0.045 R)
• M12: 3,621,166 km (0.095 R)
• M13: 3,723,641 km (0.049 R)
• M14: 4,063,826 km (0.045 R)
• M15: 4,197,417 km (0.118 R)
• M16: 4,332,504 km (0.111 R)
• M17: 4,496,613 km (0.116 R)
• M18: 4,972,783 km (0.067 R)
• M19: 5,762,360 km (0.111 R)
• M20: 5,943,224 km (0.084 R)
• M21: 6,685,678 km (0.039 R)
• M22: 6,907,831 km (0.089 R)
• M23: 7,197,154 km (0.035 R)
• M24: 7,787,616 km (0.104 R)
• M25: 7,987,928 km (0.059 R)
• M26: 8,427,895 km (0.063 R)
• M27: 8,875,941 km (0.066 R)
• M28: 9,402,525 km (0.109 R)
• M29: 10,302,805 km (0.112 R)
• M30: 10,670,816 km (0.102 R)
• M31: 11,230,761 km (0.112 R)
• M32: 11,609,393 km (0.058 R)
• M33: 11,762,133 km (0.076 R)
• M34: 11,877,024 km (0.098 R)
• M35: 13,086,672 km (0.069 R)
• M36: 13,685,961 km (0.117 R)
• M37: 14,294,376 km (0.115 R)
• M38: 14,581,304 km (0.081 R)
• M39: 15,119,408 km (0.076 R)
• M40: 15,579,721 km (0.042 R)
• M41: 15,705,981 km (0.117 R)
• M42: 16,129,642 km (0.084 R)
• M43: 16,471,324 km (0.061 R)
• M44: 16,858,633 km (0.095 R)
• M45: 17,075,101 km (0.09 R)
• M46: 17,994,230 km (0.115 R)
• M47: 19,154,511 km (0.109 R)
• M48: 19,289,897 km (0.102 R)
• M49: 20,109,245 km (0.103 R)
• M50: 20,477,106 km (0.069 R)
• M51: 20,708,085 km (0.105 R)
• M52: 21,126,062 km (0.12 R)
• M53: 21,359,584 km (0.104 R)
• M54: 21,734,925 km (0.062 R)
• M55: 21,970,542 km (0.1 R)
• M56: 22,112,360 km (0.082 R)
• M57: 23,209,810 km (0.096 R)
• M58: 23,983,680 km (0.082 R)
• M59: 24,227,226 km (0.076 R)
• M60: 24,667,791 km (0.105 R)
• M61: 25,358,335 km (0.1 R)
• M62: 25,507,185 km (0.109 R)
• M63: 25,755,817 km (0.034 R)
• M64: 26,255,623 km (0.066 R)
• M65: 26,355,854 km (0.053 R)
• M66: 26,506,648 km (0.1 R)
• M67: 28,543,872 km (0.112 R)
• M68: 29,999,759 km (0.099 R)
• M69: 30,314,961 km (0.092 R)
• M70: 30,631,211 km (0.101 R)
• M71: 31,213,745 km (0.055 R)
• M72: 31,853,426 km (0.118 R)
• M73: 32,497,594 km (0.068 R)
• M74: 33,037,643 km (0.084 R)
• M75: 33,363,018 km (0.062 R)
• M76: 34,236,071 km (0.036 R)
• M77: 34,345,876 km (0.054 R)
• M78: 35,006,201 km (0.105 R)
• M79: 35,837,666 km (0.055 R)
• M80: 36,004,767 km (0.115 R)
• M81: 36,116,367 km (0.094 R)
• M82: 36,563,664 km (0.118 R)
• M83: 36,900,260 km (0.109 R)
• M84: 37,237,902 km (0.069 R)
• M85: 37,803,083 km (0.057 R)
• M86: 37,916,478 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.7

Radius: 12.7

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.24 AU - 11.66 AU

Year: 13369 Days

Day: 14.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 37,538,842 km

• M1: 167,998 km (0.103 R)
• M2: 248,632 km (0.075 R)
• M3: 399,875 km (0.077 R)
• M4: 558,748 km (0.1 R)
• M5: 1,102,985 km (0.097 R)
• M6: 1,390,363 km (0.102 R)
• M7: 1,950,457 km (0.032 R)
• M8: 2,734,649 km (0.101 R)
• M9: 3,027,412 km (0.097 R)
• M10: 4,002,790 km (0.067 R)
• M11: 4,186,796 km (0.097 R)
• M12: 4,411,192 km (0.091 R)
• M13: 4,678,225 km (0.093 R)
• M14: 5,389,114 km (0.069 R)
• M15: 5,881,889 km (0.092 R)
• M16: 6,346,390 km (0.088 R)
• M17: 7,266,118 km (0.087 R)
• M18: 7,902,508 km (0.097 R)
• M19: 8,368,056 km (0.114 R)
• M20: 9,179,924 km (0.098 R)
• M21: 9,374,551 km (0.075 R)
• M22: 9,472,537 km (0.115 R)
• M23: 10,117,005 km (0.066 R)
• M24: 10,368,778 km (0.118 R)
• M25: 10,673,509 km (0.06 R)
• M26: 11,763,479 km (0.081 R)
• M27: 12,241,444 km (0.07 R)
• M28: 12,943,208 km (0.072 R)
• M29: 13,602,486 km (0.092 R)
• M30: 14,048,138 km (0.116 R)
• M31: 14,555,274 km (0.114 R)
• M32: 14,839,660 km (0.061 R)
• M33: 15,298,327 km (0.105 R)
• M34: 16,465,789 km (0.063 R)
• M35: 17,060,141 km (0.079 R)
• M36: 17,843,436 km (0.043 R)
• M37: 18,025,795 km (0.106 R)
• M38: 18,638,399 km (0.116 R)
• M39: 19,009,252 km (0.073 R)
• M40: 19,445,030 km (0.081 R)
• M41: 20,644,357 km (0.053 R)
• M42: 20,835,842 km (0.103 R)
• M43: 21,737,618 km (0.06 R)
• M44: 22,193,293 km (0.114 R)
• M45: 22,915,701 km (0.095 R)
• M46: 23,712,609 km (0.11 R)
• M47: 24,586,260 km (0.117 R)
• M48: 26,226,601 km (0.12 R)
• M49: 26,364,979 km (0.066 R)
• M50: 27,060,011 km (0.067 R)
• M51: 27,269,747 km (0.094 R)
• M52: 29,324,773 km (0.041 R)
• M53: 30,552,523 km (0.051 R)
• M54: 32,018,283 km (0.086 R)
• M55: 32,166,235 km (0.095 R)
• M56: 32,685,340 km (0.057 R)
• M57: 33,582,029 km (0.074 R)
• M58: 34,108,763 km (0.105 R)
• M59: 35,552,233 km (0.077 R)
• M60: 37,715,718 km (0.077 R)
• M61: 38,655,940 km (0.091 R)
• M62: 39,128,969 km (0.058 R)
• M63: 39,287,094 km (0.079 R)
• M64: 39,683,229 km (0.07 R)
• M65: 42,981,563 km (0.099 R)
• M66: 44,952,814 km (0.034 R)
• M67: 45,118,419 km (0.077 R)
• M68: 46,199,862 km (0.112 R)
• M69: 46,617,988 km (0.094 R)
• M70: 47,373,906 km (0.06 R)
• M71: 49,580,325 km (0.079 R)
• M72: 51,386,719 km (0.055 R)
• M73: 51,906,871 km (0.094 R)
• M74: 52,515,734 km (0.068 R)
• M75: 56,486,810 km (0.066 R)
• M76: 57,113,176 km (0.099 R)
• M77: 57,831,844 km (0.085 R)
• M78: 59,187,500 km (0.077 R)
• M79: 60,188,160 km (0.073 R)
• M80: 60,462,074 km (0.079 R)
• M81: 60,644,882 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.3

Radius: 5.3

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.54 AU - 18.16 AU

Year: 24392 Days

Day: 17.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 37,538,842 km

• M1: 115,190 km (0.114 R)
• M2: 171,888 km (0.09 R)
• M3: 290,519 km (0.089 R)
• M4: 435,629 km (0.102 R)
• M5: 715,826 km (0.053 R)
• M6: 851,062 km (0.052 R)
• M7: 1,145,920 km (0.042 R)
• M8: 1,395,898 km (0.071 R)
• M9: 1,489,396 km (0.068 R)
• M10: 1,584,840 km (0.091 R)
• M11: 1,643,183 km (0.113 R)
• M12: 2,007,903 km (0.108 R)
• M13: 2,156,453 km (0.063 R)
• M14: 3,417,563 km (0.034 R)
• M15: 3,697,910 km (0.076 R)
• M16: 4,307,671 km (0.085 R)
• M17: 5,005,246 km (0.115 R)
• M18: 5,177,882 km (0.042 R)
• M19: 5,528,988 km (0.105 R)
• M20: 5,857,654 km (0.084 R)
• M21: 7,659,561 km (0.057 R)
• M22: 7,825,165 km (0.119 R)
• M23: 8,059,136 km (0.091 R)
• M24: 8,295,352 km (0.099 R)
• M25: 8,329,310 km (0.101 R)
• M26: 9,545,840 km (0.093 R)
• M27: 9,652,803 km (0.075 R)
• M28: 10,816,973 km (0.099 R)
• M29: 10,854,074 km (0.107 R)
• M30: 11,040,173 km (0.07 R)
• M31: 11,491,211 km (0.032 R)
• M32: 11,680,751 km (0.071 R)
• M33: 12,063,273 km (0.107 R)
• M34: 12,372,193 km (0.099 R)
• M35: 12,527,625 km (0.038 R)
• M36: 12,997,961 km (0.12 R)
• M37: 13,037,305 km (0.105 R)
• M38: 13,155,936 km (0.051 R)
• M39: 13,235,223 km (0.088 R)
• M40: 13,394,096 km (0.111 R)
• M41: 13,794,420 km (0.061 R)
• M42: 14,361,246 km (0.09 R)
• M43: 14,647,576 km (0.058 R)
• M44: 15,059,868 km (0.047 R)
• M45: 16,192,025 km (0.102 R)
• M46: 16,832,752 km (0.068 R)
• M47: 17,656,139 km (0.063 R)
• M48: 17,699,971 km (0.078 R)
• M49: 20,662,757 km (0.092 R)
• M50: 21,125,015 km (0.107 R)
• M51: 23,294,333 km (0.089 R)
• M52: 23,920,101 km (0.097 R)
• M53: 24,893,684 km (0.099 R)
• M54: 25,929,799 km (0.111 R)
• M55: 27,181,634 km (0.119 R)
• M56: 27,535,582 km (0.091 R)
• M57: 28,350,442 km (0.115 R)
• M58: 28,709,477 km (0.088 R)
• M59: 30,474,582 km (0.093 R)
• M60: 31,954,255 km (0.084 R)
• M61: 32,434,913 km (0.056 R)
• M62: 33,890,949 km (0.045 R)
• M63: 33,999,557 km (0.11 R)
• M64: 34,108,464 km (0.112 R)
• M65: 34,435,635 km (0.053 R)
• M66: 34,599,594 km (0.115 R)
• M67: 35,478,481 km (0.065 R)
• M68: 36,754,701 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 18,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit