🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.15 AU - 1.85 AU

Year: 643 Days

Day: 41.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,579,486 km

• M1: 333,304 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.33 AU - 1.81 AU

Year: 688 Days

Day: 18.3 Hours

Environment

Temp: -6 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,579,486 km

• M1: 44,730 km (0.029 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.67 AU - 1.87 AU

Year: 824 Days

Day: 37.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.63 AU - 6.05 AU

Year: 3725 Days

Day: 41.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.2

Radius: 13.4

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.27 AU - 10.65 AU

Year: 9383 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 47,579,486 km

• M1: 179,517 km (0.055 R)
• M2: 344,225 km (0.033 R)
• M3: 514,317 km (0.075 R)
• M4: 1,191,397 km (0.11 R)
• M5: 1,275,621 km (0.074 R)
• M6: 1,450,501 km (0.056 R)
• M7: 1,680,882 km (0.109 R)
• M8: 1,849,478 km (0.086 R)
• M9: 2,049,192 km (0.086 R)
• M10: 2,177,846 km (0.101 R)
• M11: 2,389,527 km (0.064 R)
• M12: 3,094,432 km (0.025 R)
• M13: 3,213,213 km (0.116 R)
• M14: 3,363,708 km (0.052 R)
• M15: 3,703,295 km (0.043 R)
• M16: 3,893,434 km (0.111 R)
• M17: 4,054,252 km (0.028 R)
• M18: 4,651,746 km (0.104 R)
• M19: 4,788,329 km (0.065 R)
• M20: 4,995,671 km (0.078 R)
• M21: 5,135,695 km (0.07 R)
• M22: 5,348,124 km (0.079 R)
• M23: 5,527,492 km (0.082 R)
• M24: 6,568,095 km (0.095 R)
• M25: 7,032,596 km (0.097 R)
• M26: 7,547,961 km (0.101 R)
• M27: 7,952,772 km (0.088 R)
• M28: 9,468,199 km (0.108 R)
• M29: 9,773,079 km (0.026 R)
• M30: 10,617,260 km (0.029 R)
• M31: 10,934,108 km (0.099 R)
• M32: 12,280,040 km (0.077 R)
• M33: 12,422,308 km (0.079 R)
• M34: 12,565,024 km (0.087 R)
• M35: 12,708,489 km (0.066 R)
• M36: 13,238,664 km (0.105 R)
• M37: 15,227,268 km (0.056 R)
• M38: 15,482,482 km (0.047 R)
• M39: 16,048,710 km (0.098 R)
• M40: 16,308,412 km (0.056 R)
• M41: 16,621,819 km (0.114 R)
• M42: 16,779,196 km (0.089 R)
• M43: 16,989,980 km (0.115 R)
• M44: 17,574,010 km (0.105 R)
• M45: 19,586,700 km (0.087 R)
• M46: 19,753,052 km (0.063 R)
• M47: 20,031,304 km (0.086 R)
• M48: 21,900,979 km (0.08 R)
• M49: 22,769,095 km (0.092 R)
• M50: 24,003,427 km (0.104 R)
• M51: 24,658,516 km (0.091 R)
• M52: 25,138,875 km (0.057 R)
• M53: 25,804,137 km (0.08 R)
• M54: 28,084,607 km (0.077 R)
• M55: 28,334,884 km (0.105 R)
• M56: 28,774,851 km (0.11 R)
• M57: 29,027,372 km (0.057 R)
• M58: 29,280,492 km (0.101 R)
• M59: 30,428,805 km (0.12 R)
• M60: 30,685,964 km (0.113 R)
• M61: 31,073,123 km (0.09 R)
• M62: 31,917,454 km (0.058 R)
• M63: 32,572,094 km (0.11 R)
• M64: 34,227,993 km (0.079 R)
• M65: 35,707,965 km (0.061 R)
• M66: 35,911,268 km (0.054 R)
• M67: 36,251,154 km (0.107 R)
• M68: 37,139,915 km (0.107 R)
• M69: 39,427,865 km (0.114 R)
• M70: 39,708,361 km (0.078 R)
• M71: 39,919,145 km (0.119 R)
• M72: 40,059,916 km (0.076 R)
• M73: 40,765,869 km (0.099 R)
• M74: 41,476,159 km (0.114 R)
• M75: 42,477,268 km (0.118 R)
• M76: 43,341,645 km (0.114 R)
• M77: 43,703,522 km (0.097 R)
• M78: 44,211,856 km (0.094 R)
• M79: 46,708,794 km (0.037 R)
• M80: 47,526,496 km (0.076 R)
• M81: 48,123,989 km (0.114 R)
• M82: 49,175,812 km (0.081 R)
• M83: 50,083,422 km (0.116 R)
• M84: 50,920,123 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.8

Radius: 6.2

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.96 AU - 14.92 AU

Year: 19197 Days

Day: 23.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 47,579,486 km

• M1: 99,183 km (0.081 R)
• M2: 689,796 km (0.113 R)
• M3: 757,863 km (0.1 R)
• M4: 1,072,318 km (0.077 R)
• M5: 1,192,445 km (0.095 R)
• M6: 1,296,116 km (0.065 R)
• M7: 1,359,695 km (0.106 R)
• M8: 1,424,321 km (0.096 R)
• M9: 1,601,894 km (0.094 R)
• M10: 1,647,372 km (0.077 R)
• M11: 2,227,064 km (0.109 R)
• M12: 2,459,539 km (0.04 R)
• M13: 3,406,643 km (0.058 R)
• M14: 3,765,378 km (0.081 R)
• M15: 6,630,776 km (0.078 R)
• M16: 6,704,528 km (0.085 R)
• M17: 7,266,567 km (0.092 R)
• M18: 7,999,896 km (0.115 R)
• M19: 8,716,320 km (0.105 R)
• M20: 9,041,247 km (0.061 R)
• M21: 9,494,528 km (0.076 R)
• M22: 10,209,606 km (0.067 R)
• M23: 10,423,232 km (0.118 R)
• M24: 11,116,767 km (0.053 R)
• M25: 11,160,600 km (0.108 R)
• M26: 16,620,473 km (0.08 R)
• M27: 16,670,588 km (0.102 R)
• M28: 17,479,913 km (0.035 R)
• M29: 19,084,200 km (0.058 R)
• M30: 19,294,535 km (0.11 R)
• M31: 21,113,944 km (0.111 R)
• M32: 21,769,033 km (0.1 R)
• M33: 22,043,994 km (0.101 R)
• M34: 22,320,002 km (0.105 R)
• M35: 22,764,158 km (0.073 R)
• M36: 23,043,158 km (0.099 R)
• M37: 24,170,678 km (0.092 R)
• M38: 24,227,525 km (0.084 R)
• M39: 25,085,618 km (0.088 R)
• M40: 25,258,404 km (0.092 R)
• M41: 31,612,124 km (0.102 R)
• M42: 31,736,440 km (0.107 R)
• M43: 32,173,116 km (0.119 R)
• M44: 33,115,583 km (0.092 R)
• M45: 34,514,174 km (0.094 R)
• M46: 34,834,612 km (0.117 R)
• M47: 36,386,989 km (0.088 R)
• M48: 38,160,173 km (0.078 R)
• M49: 38,624,375 km (0.117 R)
• M50: 38,890,510 km (0.114 R)
• M51: 39,023,951 km (0.079 R)
• M52: 40,500,183 km (0.037 R)
• M53: 40,770,656 km (0.098 R)
• M54: 41,313,247 km (0.115 R)
• M55: 43,024,048 km (0.044 R)
• M56: 44,479,037 km (0.096 R)
• M57: 45,738,951 km (0.116 R)
• M58: 46,020,494 km (0.058 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 16,227 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit