🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.6 AU - 0.68 AU

Year: 331 Days

Day: 29 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,156,032 km

• M1: 718,369 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.7

Radius: 10.4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.76 AU - 1 AU

Year: 533 Days

Day: 12.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,156,032 km

• M1: 129,701 km (0.038 R)
• M2: 211,232 km (0.067 R)
• M3: 280,646 km (0.098 R)
• M4: 405,261 km (0.115 R)
• M5: 525,238 km (0.108 R)
• M6: 656,286 km (0.075 R)
• M7: 722,109 km (0.118 R)
• M8: 793,318 km (0.12 R)
• M9: 993,928 km (0.075 R)
• M10: 1,194,389 km (0.107 R)
• M11: 1,448,257 km (0.052 R)
• M12: 1,615,807 km (0.091 R)
• M13: 1,715,588 km (0.115 R)
• M14: 1,837,511 km (0.098 R)
• M15: 1,925,773 km (0.088 R)
• M16: 2,007,304 km (0.086 R)
• M17: 2,263,266 km (0.115 R)
• M18: 2,336,569 km (0.11 R)
• M19: 2,458,940 km (0.099 R)
• M20: 2,588,043 km (0.114 R)
• M21: 2,733,303 km (0.115 R)
• M22: 2,913,867 km (0.109 R)
• M23: 2,993,753 km (0.038 R)
• M24: 3,277,241 km (0.079 R)
• M25: 3,429,531 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 12.7

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.79 AU - 1.21 AU

Year: 646 Days

Day: 6.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,156,032 km

• M1: 171,589 km (0.096 R)
• M2: 259,403 km (0.115 R)
• M3: 479,760 km (0.096 R)
• M4: 563,086 km (0.102 R)
• M5: 707,897 km (0.1 R)
• M6: 794,514 km (0.061 R)
• M7: 894,446 km (0.103 R)
• M8: 1,002,455 km (0.082 R)
• M9: 1,118,693 km (0.09 R)
• M10: 1,314,666 km (0.104 R)
• M11: 1,526,347 km (0.03 R)
• M12: 1,677,740 km (0.096 R)
• M13: 1,777,522 km (0.098 R)
• M14: 1,875,359 km (0.104 R)
• M15: 1,987,707 km (0.103 R)
• M16: 2,167,075 km (0.11 R)
• M17: 2,302,910 km (0.097 R)
• M18: 2,410,171 km (0.102 R)
• M19: 2,496,340 km (0.074 R)
• M20: 2,597,318 km (0.105 R)
• M21: 2,699,793 km (0.117 R)
• M22: 2,918,654 km (0.065 R)
• M23: 3,020,531 km (0.084 R)
• M24: 3,202,890 km (0.064 R)
• M25: 3,323,167 km (0.107 R)
• M26: 3,496,252 km (0.09 R)
• M27: 3,604,710 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.7

Radius: 9.8

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.22 AU - 1.34 AU

Year: 935 Days

Day: 14.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 28,156,032 km

• M1: 145,260 km (0.05 R)
• M2: 240,105 km (0.112 R)
• M3: 443,109 km (0.119 R)
• M4: 516,262 km (0.06 R)
• M5: 579,393 km (0.118 R)
• M6: 661,223 km (0.081 R)
• M7: 736,470 km (0.104 R)
• M8: 814,860 km (0.072 R)
• M9: 896,241 km (0.053 R)
• M10: 968,497 km (0.076 R)
• M11: 1,036,564 km (0.114 R)
• M12: 1,106,276 km (0.069 R)
• M13: 1,237,474 km (0.053 R)
• M14: 1,430,006 km (0.034 R)
• M15: 1,494,034 km (0.089 R)
• M16: 1,595,611 km (0.071 R)
• M17: 1,684,622 km (0.081 R)
• M18: 1,752,539 km (0.114 R)
• M19: 1,883,437 km (0.112 R)
• M20: 2,001,620 km (0.104 R)
• M21: 2,065,647 km (0.042 R)
• M22: 2,237,236 km (0.085 R)
• M23: 2,447,720 km (0.102 R)
• M24: 2,516,386 km (0.087 R)
• M25: 2,735,547 km (0.092 R)
• M26: 3,061,969 km (0.109 R)
• M27: 3,164,294 km (0.111 R)
• M28: 3,248,817 km (0.112 R)
• M29: 3,410,682 km (0.102 R)
• M30: 3,871,892 km (0.111 R)
• M31: 3,952,376 km (0.076 R)
• M32: 4,176,623 km (0.06 R)
• M33: 4,321,583 km (0.096 R)
• M34: 4,405,208 km (0.053 R)
• M35: 4,510,376 km (0.119 R)
• M36: 4,595,198 km (0.108 R)
• M37: 4,734,174 km (0.086 R)
• M38: 4,928,801 km (0.102 R)
• M39: 5,071,218 km (0.092 R)
• M40: 5,181,621 km (0.094 R)
• M41: 5,562,946 km (0.106 R)
• M42: 5,722,567 km (0.065 R)
• M43: 5,814,570 km (0.069 R)
• M44: 5,918,541 km (0.116 R)
• M45: 6,011,590 km (0.092 R)
• M46: 6,116,758 km (0.06 R)
• M47: 6,199,037 km (0.094 R)
• M48: 6,281,615 km (0.074 R)
• M49: 6,555,678 km (0.082 R)
• M50: 6,712,456 km (0.095 R)
• M51: 6,797,278 km (0.082 R)
• M52: 7,054,138 km (0.119 R)
• M53: 7,165,140 km (0.11 R)
• M54: 7,376,521 km (0.118 R)
• M55: 7,653,128 km (0.103 R)
• M56: 7,805,419 km (0.086 R)
• M57: 8,542,637 km (0.055 R)
• M58: 8,979,612 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.3

Radius: 12.9

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.24 AU - 2.58 AU

Year: 2416 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 28,156,032 km

• M1: 213,177 km (0.032 R)
• M2: 490,831 km (0.11 R)
• M3: 574,157 km (0.094 R)
• M4: 705,952 km (0.072 R)
• M5: 812,466 km (0.083 R)
• M6: 1,157,439 km (0.094 R)
• M7: 1,454,839 km (0.089 R)
• M8: 1,536,071 km (0.071 R)
• M9: 1,703,471 km (0.107 R)
• M10: 1,814,323 km (0.029 R)
• M11: 2,004,911 km (0.025 R)
• M12: 2,202,081 km (0.093 R)
• M13: 2,364,694 km (0.114 R)
• M14: 2,573,682 km (0.105 R)
• M15: 2,745,271 km (0.11 R)
• M16: 2,876,617 km (0.074 R)
• M17: 2,965,329 km (0.038 R)
• M18: 3,517,196 km (0.116 R)
• M19: 3,870,396 km (0.093 R)
• M20: 3,985,287 km (0.107 R)
• M21: 4,117,831 km (0.094 R)
• M22: 4,285,829 km (0.107 R)
• M23: 4,456,072 km (0.094 R)
• M24: 4,663,265 km (0.077 R)
• M25: 5,051,621 km (0.032 R)
• M26: 5,159,481 km (0.113 R)
• M27: 5,413,797 km (0.031 R)
• M28: 5,524,201 km (0.107 R)
• M29: 5,728,402 km (0.114 R)
• M30: 5,973,144 km (0.092 R)
• M31: 6,182,880 km (0.095 R)
• M32: 6,511,846 km (0.116 R)
• M33: 6,688,371 km (0.096 R)
• M34: 6,866,542 km (0.11 R)
• M35: 7,066,255 km (0.036 R)
• M36: 7,822,173 km (0.103 R)
• M37: 8,114,936 km (0.059 R)
• M38: 8,754,617 km (0.072 R)
• M39: 9,300,051 km (0.072 R)
• M40: 9,454,735 km (0.057 R)
• M41: 9,677,337 km (0.111 R)
• M42: 9,991,791 km (0.058 R)
• M43: 10,263,910 km (0.091 R)
• M44: 10,378,203 km (0.114 R)
• M45: 10,653,912 km (0.055 R)
• M46: 10,746,363 km (0.071 R)
• M47: 11,002,026 km (0.113 R)
• M48: 11,590,394 km (0.096 R)
• M49: 12,020,488 km (0.097 R)
• M50: 12,189,235 km (0.106 R)
• M51: 12,577,740 km (0.102 R)
• M52: 12,749,030 km (0.084 R)
• M53: 13,168,203 km (0.095 R)
• M54: 13,616,997 km (0.094 R)
• M55: 13,767,791 km (0.11 R)
• M56: 14,683,779 km (0.1 R)
• M57: 14,812,583 km (0.112 R)
• M58: 15,331,538 km (0.061 R)
• M59: 15,672,023 km (0.094 R)
• M60: 16,174,223 km (0.041 R)
• M61: 16,333,844 km (0.04 R)
• M62: 16,467,434 km (0.06 R)
• M63: 16,843,075 km (0.03 R)
• M64: 17,630,259 km (0.075 R)
• M65: 17,739,764 km (0.117 R)
• M66: 18,124,979 km (0.045 R)
• M67: 18,318,558 km (0.115 R)
• M68: 18,596,362 km (0.12 R)

Asteroid Belt

Center: 3.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.1

Radius: 12.7

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.16 AU - 4.08 AU

Year: 4447 Days

Day: 10.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 28,156,032 km

• M1: 184,604 km (0.06 R)
• M2: 288,873 km (0.082 R)
• M3: 380,128 km (0.102 R)
• M4: 616,642 km (0.081 R)
• M5: 972,835 km (0.1 R)
• M6: 1,115,551 km (0.083 R)
• M7: 1,265,748 km (0.063 R)
• M8: 1,423,125 km (0.066 R)
• M9: 1,621,043 km (0.03 R)
• M10: 1,723,517 km (0.112 R)
• M11: 1,863,541 km (0.082 R)
• M12: 2,137,006 km (0.074 R)
• M13: 2,249,952 km (0.096 R)
• M14: 2,541,668 km (0.081 R)
• M15: 2,722,681 km (0.065 R)
• M16: 3,097,723 km (0.092 R)
• M17: 3,269,761 km (0.11 R)
• M18: 3,444,940 km (0.054 R)
• M19: 3,782,133 km (0.106 R)
• M20: 4,059,637 km (0.099 R)
• M21: 4,296,152 km (0.084 R)
• M22: 4,832,310 km (0.073 R)
• M23: 4,932,092 km (0.059 R)
• M24: 5,057,904 km (0.119 R)
• M25: 5,261,357 km (0.088 R)
• M26: 5,389,862 km (0.086 R)
• M27: 5,493,533 km (0.093 R)
• M28: 6,510,799 km (0.117 R)
• M29: 6,593,526 km (0.096 R)
• M30: 6,844,103 km (0.041 R)
• M31: 7,325,957 km (0.083 R)
• M32: 7,469,721 km (0.045 R)
• M33: 7,585,510 km (0.114 R)
• M34: 8,203,050 km (0.119 R)
• M35: 8,292,659 km (0.12 R)
• M36: 8,654,087 km (0.081 R)
• M37: 9,896,348 km (0.111 R)
• M38: 10,055,520 km (0.025 R)
• M39: 10,247,753 km (0.067 R)
• M40: 10,635,810 km (0.07 R)
• M41: 11,459,795 km (0.096 R)
• M42: 11,761,385 km (0.086 R)
• M43: 12,338,384 km (0.06 R)
• M44: 12,751,274 km (0.079 R)
• M45: 13,063,933 km (0.099 R)
• M46: 13,803,246 km (0.067 R)
• M47: 14,017,021 km (0.095 R)
• M48: 14,196,090 km (0.04 R)
• M49: 14,447,863 km (0.074 R)
• M50: 15,692,218 km (0.059 R)
• M51: 15,989,918 km (0.045 R)
• M52: 17,199,716 km (0.117 R)
• M53: 17,661,076 km (0.082 R)
• M54: 18,282,356 km (0.119 R)
• M55: 19,029,597 km (0.093 R)
• M56: 20,108,647 km (0.099 R)
• M57: 20,432,077 km (0.056 R)
• M58: 20,879,824 km (0.102 R)
• M59: 21,702,014 km (0.075 R)
• M60: 22,158,736 km (0.071 R)
• M61: 22,576,712 km (0.082 R)
• M62: 23,974,555 km (0.09 R)
• M63: 24,274,798 km (0.085 R)
• M64: 24,878,724 km (0.072 R)
• M65: 25,008,725 km (0.102 R)
• M66: 25,313,157 km (0.063 R)
• M67: 25,837,796 km (0.104 R)
• M68: 25,925,610 km (0.103 R)
• M69: 26,057,556 km (0.079 R)
• M70: 26,543,001 km (0.116 R)
• M71: 26,720,274 km (0.119 R)
• M72: 28,107,495 km (0.055 R)
• M73: 28,333,388 km (0.083 R)
• M74: 28,878,223 km (0.079 R)
• M75: 29,289,019 km (0.058 R)
• M76: 30,393,949 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.7

Radius: 12.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.63 AU - 4.81 AU

Year: 6621 Days

Day: 9.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 28,156,032 km

• M1: 166,054 km (0.101 R)
• M2: 320,887 km (0.071 R)
• M3: 420,220 km (0.096 R)
• M4: 564,582 km (0.106 R)
• M5: 1,065,137 km (0.113 R)
• M6: 1,202,617 km (0.093 R)
• M7: 1,317,060 km (0.101 R)
• M8: 1,435,392 km (0.095 R)
• M9: 1,541,905 km (0.099 R)
• M10: 1,861,746 km (0.083 R)
• M11: 2,064,002 km (0.117 R)
• M12: 2,238,283 km (0.1 R)
• M13: 2,601,507 km (0.031 R)
• M14: 2,733,153 km (0.109 R)
• M15: 2,944,684 km (0.117 R)
• M16: 3,022,924 km (0.103 R)
• M17: 3,343,064 km (0.112 R)
• M18: 3,590,498 km (0.105 R)
• M19: 3,737,703 km (0.036 R)
• M20: 4,458,465 km (0.048 R)
• M21: 4,916,384 km (0.08 R)
• M22: 5,150,954 km (0.067 R)
• M23: 5,341,392 km (0.107 R)
• M24: 5,534,074 km (0.104 R)
• M25: 5,753,684 km (0.059 R)
• M26: 6,051,084 km (0.062 R)
• M27: 6,455,447 km (0.117 R)
• M28: 6,583,653 km (0.105 R)
• M29: 6,868,637 km (0.072 R)
• M30: 6,947,026 km (0.088 R)
• M31: 7,157,660 km (0.116 R)
• M32: 7,423,944 km (0.102 R)
• M33: 7,558,432 km (0.116 R)
• M34: 7,802,427 km (0.103 R)
• M35: 8,021,438 km (0.071 R)
• M36: 8,690,888 km (0.108 R)
• M37: 8,804,283 km (0.057 R)
• M38: 8,946,551 km (0.116 R)
• M39: 9,757,970 km (0.089 R)
• M40: 10,442,231 km (0.103 R)
• M41: 10,896,709 km (0.1 R)
• M42: 11,265,019 km (0.117 R)
• M43: 11,388,736 km (0.091 R)
• M44: 11,512,903 km (0.093 R)
• M45: 12,586,417 km (0.106 R)
• M46: 13,005,291 km (0.106 R)
• M47: 13,330,666 km (0.029 R)
• M48: 13,494,326 km (0.063 R)
• M49: 13,724,707 km (0.098 R)
• M50: 13,890,013 km (0.105 R)
• M51: 14,089,127 km (0.091 R)
• M52: 14,591,477 km (0.095 R)
• M53: 15,994,256 km (0.108 R)
• M54: 16,133,382 km (0.093 R)
• M55: 16,377,825 km (0.036 R)
• M56: 17,403,917 km (0.078 R)
• M57: 17,582,986 km (0.102 R)
• M58: 17,798,556 km (0.092 R)
• M59: 18,159,835 km (0.028 R)
• M60: 18,816,420 km (0.111 R)
• M61: 18,926,674 km (0.111 R)
• M62: 19,778,484 km (0.101 R)
• M63: 20,340,822 km (0.076 R)
• M64: 20,453,918 km (0.097 R)
• M65: 20,946,395 km (0.092 R)
• M66: 22,681,281 km (0.098 R)
• M67: 22,798,566 km (0.098 R)
• M68: 22,994,539 km (0.059 R)
• M69: 23,073,078 km (0.112 R)
• M70: 24,062,369 km (0.096 R)
• M71: 24,301,875 km (0.048 R)
• M72: 24,582,371 km (0.113 R)
• M73: 25,146,355 km (0.089 R)
• M74: 25,267,828 km (0.109 R)
• M75: 25,511,224 km (0.083 R)
• M76: 26,123,229 km (0.09 R)
• M77: 26,205,209 km (0.116 R)
• M78: 26,369,467 km (0.105 R)
• M79: 26,575,164 km (0.098 R)
• M80: 27,528,402 km (0.026 R)
• M81: 27,737,091 km (0.08 R)
• M82: 27,820,716 km (0.082 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: 394 - 10,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit